toronto · 2021. 1. 26. · astm a53. .2 victaulic style 960 “fit” or gruvlok fig. 7105...

Section 3 – Tender Submission Package Schedule of Price Savings

Tender Call No. 86-2017 Contract No. 17ECS-MI-02WA

The Bidder should complete the following schedule below giving the names of any items of equipment or materials they submit as equivalent to that which is specified and for which he offers the stated Price saving to the Lump Sum Tender price if any of such items is accepted by the Executive Director. If applicable, detailed information on the proposed equivalent equipment or materials shall be submitted with the Tender.

SCHEDULE OF PRICE SAVINGS

EQUIPMENT SAVING

ITEM SPEC SECTION SUPPLIERS NAME

AND ADDRESS PRICE

Total Price Saving $______________________________________________________

Note: If additional space is required, list information on an added sheet

SECTION 15330 FIRE PROTECTION SYSTEM

i

PART 1 GENERAL...................................................................................................................1

1.1 SCOPE ............................................................................................................................................. 1 1.2 RELATED SECTIONS .................................................................................................................... 1 1.3 SHOP DRAWINGS ......................................................................................................................... 1 1.4 REFERENCES ................................................................................................................................. 2 1.5 DELIVERY, STORAGE AND HANDLING .................................................................................. 2

PART 2 PRODUCTS ................................................................................................................2

2.1 GENERAL ....................................................................................................................................... 2 2.2 PIPE, FITTINGS AND JOINTS ...................................................................................................... 3 2.3 SHUT-OFF VALVES ...................................................................................................................... 3 2.4 CHECK VALVES ............................................................................................................................ 3 2.5 BALL DRIP ..................................................................................................................................... 4 2.6 SHUT-OFF VALVE SUPERVISORY SWITCHES ....................................................................... 4 2.7 ALARM SENSOR ........................................................................................................................... 4 2.8 WATER FLOW INDICATOR......................................................................................................... 4 2.9 ALARM VALVE ............................................................................................................................. 5 2.10 MOTOR ALARM ............................................................................................................................ 5 2.11 INSPECTOR’S TEST VALVE ASSEMBLIES .............................................................................. 5 2.12 SPRINKLER HEADS ...................................................................................................................... 6 2.13 FIRE HOSE CABINETS ................................................................................................................. 7 2.14 FIRE EXTINGUISHERS ................................................................................................................. 7

PART 3 EXECUTION ..............................................................................................................8

3.1 PIPING INSTALLATION ............................................................................................................... 8 3.2 INSTALLATION OF CHECK VALVES AND SHUT OFF VALVES ......................................... 8 3.3 INSTALLATION OF INSPECTOR’S TEST CONNECTION ....................................................... 8 3.4 INSTALLATION OF WATER MOTOR ALARM ......................................................................... 9 3.5 INSTALLATION OF SPRINKLER HEADS .................................................................................. 9 3.6 INSTALLATION OF SPRINKLER HEAD CABINET .................................................................. 9 3.7 INSTALLATION OF FIRE EXTINGUISHERS ............................................................................. 9 3.8 TESTS .............................................................................................................................................. 9

ROSEHILL PUMPING STATION REHABILITATION

AND STANDBY POWER INSTALLATION

CONTRACT NO. 17ECS-MI-02WA

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15330–1

FIRE PROTECTION SYSTEM

SECTION 15330 FIRE PROTECTION SYSTEM

PART 1 GENERAL

1.1 SCOPE

.1 Supply and install all appurtenances, fittings, and accessories necessary for a complete functional standpipe system. Standpipe system shall be a Class II system

and include all engineering, labour, materials, equipment and service necessary,

and required, to complete and test the system. The system shall be hydraulically

designed and installed in accordance with NFPA 14 and the OBC.

.2 Supply and install all appurtenances, fittings, and accessories necessary for a complete functional pre-action sprinkler system. Pre-action system shall be a

Class II system and include all engineering, labour, materials, equipment and

service necessary, and required, to complete and test the system. The system shall

be hydraulically designed and installed in accordance with NFPA 14 and the

OBC.

.3 Supply and install all appurtenances, fittings, and accessories necessary for a complete functional wet sprinkler system. Wet Sprinkler system shall include all

engineering, labour, materials, equipment and service necessary, and required, to

complete and test the system. The system shall be hydraulically designed and

installed in accordance with NFPA 13 and the OBC.

.4 Supply and install all fire extinguishers in a locations and a position to meet all code requirements.

.5 Refer to Drawings M017 and M018 for full extent of work. If wording between Specification Section 15330 and Drawing Specifications conflict, contractor will

take Drawing specification as the lead.

1.2 RELATED SECTIONS

.1 Section 01330 – Submittal Procedures.

1.3 SHOP DRAWINGS

.1 Submit shop drawings in accordance with Section 01330 - Submittal Procedures.

.2 Shop drawings shall include:

.1 All products specified in this section except piping and unions.

.2 Submit complete standpipe wet sprinkler system layout drawings including source of water supply, equipment piping schematic, pipe




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routing and sizing, and pressure gauge, supervised valve and test

connection locations.

.3 Submit complete pre-action sprinkler system layout drawings including source of water supply, equipment piping schematic, pipe routing and

sizing, and pressure gauge, supervised valve and test connection locations.

.4 Submit pipe leakage and flow test sheets.

.5 Submit copies of calculations.

.6 Provide details on operation, servicing and maintenance, and recommended spare parts list.

1.4 REFERENCES

.1 The latest issue (at time of Tender) of the following Codes and Standards govern the design and installation of the fire protection work:

.1 NFPA 10 – Standard for Portable Fire Extinguishers.

.2 NFPA 14 – Standard for the Installation of Standpipe and Hose Systems.

.3 NFPA 13 – Standard for the Installation of Sprinkler Systems

.4 NFPA 25 – Inspection, Testing, and Maintenance of Water Based Fire Protection Systems.

.5 NFPA 72 – National Fire Alarm Code.

.6 NFPA 70 – National Electric Code.

.7 Ontario Building Code (latest issue).

.8 Ontario Fire Code (latest issue).

1.5 DELIVERY, STORAGE AND HANDLING

.1 Material shall be stored and handled in accordance with manufacturer’s instruction.

PART 2 PRODUCTS

2.1 GENERAL

.1 Conform to the latest edition of referenced standards.




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2.2 PIPE, FITTINGS AND JOINTS

.1 Black steel – Grooved Joints

.1 Mild black carbon steel, grade B ASTM A53, factory or site roll grooved complete with:

.1 Victaulic or Gruvlok cast iron grooved end fittings conforming to ASTM A53.

.2 Victaulic Style 960 “FIT” or Gruvlok Fig. 7105 “Sock-It” Snap-Let type or strap type fitting are not acceptable.

.2 Black Steel – Screwed Joint

.1 Mild black carbon steel, Grade B ASTM A53, complete with Class 125 cast iron threaded fittings to ANSI/ASME B16.4 and screwed joints.

.3 Black Steel – Welded Joints

.1 Mild black carbon steel, Grade B ASTM A53, mill or site bevelled complete with factory made seamless carbon steel butt welding fittings to

ASTM A234, Grade WPB long sweep pattern wherever possible, and

welded joints.

2.3 SHUT-OFF VALVES

.1 Minimum 1205 kPa rated ULC listed and FM approved lug body or grooved end type ball or butterfly valves.

.2 Acceptable Manufacturers include:

.1 National Fire Equipment, GEC Alsthom butterfly type.

.2 Victaulic Co of Canada Ltd Series 727.

.3 Tyco Series 7700FP, 8000FP or BB-SCS01.

.4 Gruvlok Fig AE7722-3A.

2.4 CHECK VALVES

.1 Minimum 1205 kPa rated resilient seat ULC listed and FM approved check Valve.

.2 Acceptable Manufacturers:

.1 Victaulic Co. of Canada Ltd Series 710/714.




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.2 Tyco Series 590/590FR.

.3 Nibco F-908-W, G-917-W, KW-900-W.

2.5 BALL DRIP

.1 20mm diameter automatic ball drip valve.


.1 National Fire Equipment Model 58-2.

.2 Tyco Series F789.

.3 Nibco RG-22100.

2.6 SHUT-OFF VALVE SUPERVISORY SWITCHES

.1 ULC listed and FM approved, tamper-proof, 24 volt or 115 volt AC supervisory switched, each arranged to activate a fire alarm trouble condition if the valve is

closed or tampered with, and with each complete with all required mounting and

connection hardware.

.2 Acceptable Manufacturers: Potter Electric Signal Model OSYSU, System sensor P1BV2 or OSY2, Victaulic Style 737.

2.7 ALARM SENSOR

.1 ULC listed piping mounted adjustable pressure sensor designed to actuate an alarm upon sensing a loss of pressure in the fire protection main, the switch is to

be low voltage or line voltage as required.


.1 Viking Corp 09470.

.2 Potter Electric Signal Model PS10-1A.

2.8 WATER FLOW INDICATOR

.1 Pipe mounted water flow alarm switch, minimum 1725 kPa rated, design to actuate two 7 amp rated SPDT Snap action switched when water flow exceeds

0.785 L/s, complete with a tamper-proof cover with pneumatic retard device with

field adjustable switch actuation delay to reduce false alarms caused by a single or

series of transient water flow surges.

.2 Signal to be sent to SCADA.





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.1 Viking Corp Model VSR-F

.2 Potter Electric Signal Model VSR-F

2.9 ALARM VALVE

.1 Alarm valve shall be UL Listed and Factory Mutual Approved. Alarm valve shall be equipped with a removable cover/clapper assembly. Alarm valve shall be listed

for installation in the vertical or horizontal position. Alarm valve shall be

equipped with gauge connections on the system side and supply side of the valve

clapper. Alarm valve to be equipped with an external bypass to eliminate false

water flow alarms. Alarm valve trim piping to be galvanized. Valve trim shall

include a connection for a non-interruptible pressure switch. Alarm valve body to

be ductile iron and available with grooved by grooved, flanged by grooved and

flanged by flanged supply and discharge outlets, respectively. Minimum water

working pressure to be 2005 kPa.

.2 Acceptable manufacturer

.1 The Viking Corporation. Alarm Valve Model J-1.

.2 Victaulic Series 751.

.3 Tyco Model F200.

2.10 MOTOR ALARM

.1 Surface wall mounted water motor driven alarm device consisting of a water motor assembly with 20 mm diameter inlet and 25 mm diameter drain connection

inlet strainer and red enamelled steel exterior wall mounted strike and gong

assembly.


.1 Tyco Model WMA-1

.2 Viking Model F-2

.3 National Fire Equipment Model F-2.

2.11 INSPECTOR’S TEST VALVE ASSEMBLIES

.1 Factory assembled sprinkler zone flow alarm switch, test and drain valve, sight glass, and pressure gauges.


.1 Tyco F350 Series.




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.2 Victaulic Style 718 and Style 736.

2.12 SPRINKLER HEADS

.1 Sprinkler heads in finished area are to be chrome plated unless otherwise specified.

.2 Exposed pendent head occurs in areas subject to damage are to be complete with wire guards, chrome plated wire guards in finished areas.

.3 Contractor shall provide a sprinkler head cabinet, red enamelled steel, identified cabinet with hinged door, and shelves with holes for mounting spare sprinkler

heads. Cabinet shall be sized to hold four spare head for each type of head used

on the project.

.4 Fire sprinklers shall be of one manufacturer throughout the building. No mixing of sprinkler brands shall be permitted. Sprinklers shall be of all brass frame

construction utilizing a metal Belleville spring seal, coated on both sides with

Teflon film. Sprinklers utilizing non-metal parts in the sealing portion of the

sprinkler are strictly prohibited.

.5 Wet sprinklers shall have a 0.5 inch NPT, a small orifice, and a nominal K Factor of 2.8 or 4.2. Sprinklers shall have a frangible bulb type fusible element.

Sprinklers to be installed in areas with no ceilings shall be of a brass finish and

shall be of adequate temperature for the hazard. Exposed sprinklers subject to

corrosive atmospheres shall have a factory applied corrosion resistant coating.

Sprinklers to be installed through a ceiling shall be chrome finish pendent

sprinklers (or finish as specified elsewhere) with an adjustable semi-recessed

escutcheon of same specified finish. Sprinklers shall be cUL Listed or FM

Approved for use in Light Hazard occupancies.

.1 Acceptable manufacturer:

.1 Viking SIN VK001 (2.8K Upright), SIN VK002 (4.2K Upright), SIN VK003 (2.8K Pendent), or SIN VK004 (4.2K Pendent)

Vertical sidewall sprinklers SIN VK106; Tyco, Reliable.

.6 Wet Sprinklers shall have a standard or large orifice, with a nominal K Factor of 5.6 or 8.0, respectively. Sprinklers shall have a frangible bulb type fusible

element. Sprinklers to be installed in areas with no ceilings shall be of a brass

finish and shall be of adequate temperature for the hazard. Exposed sprinklers

subject to corrosive atmospheres shall have a factory applied corrosion resistant

coating. Sprinklers to be installed through a ceiling shall be chrome finish

pendent sprinklers (or finish as specified elsewhere) with an adjustable semi-

recessed escutcheon of same specified finish. Sprinklers shall be cULus Listed

and/or FM Approved.




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.1 Acceptable Manufactures: (formerly Model M) shall be Viking SIN VK100 (5.6K Upright), SIN VK102 (5.6K Pendent), SIN VK200 (8.0K

Upright), SIN VK202 (8.0K Pendent), SIN VK118 (5.6K Conventional),

or SIN VK120 (8.0K Conventional).

2.13 FIRE HOSE CABINETS

.1 Provide National Fire Equipment Ltd. or approved equal, U.L.C. listed and F.M. approved fire hose cabinet assemblies, each complete with:

.1 Model A156 38 mm forged brass, adjustable, pressure restricting angle hose valve.

.2 Model A7B 38 mm forged brass combination fog nozzle adjustable for fog, straight stream and shut-off.

.3 30 m of 38 mm diameter “Poly-Flex” hose with Model A70B0 forged brass couplings, a Model S-4 stationary hose rack with independent

swivelling pins, and a Model S-5 automatic water stop.

.2 Recessed cabinets (FHCR) shall be “KNIGHT” (or approved equal) Model 200-2, 750 mm x 750 mm x 203 mm deep cabinets with Number 18 gauge thick prime

coat painted corrosion protected steel tubs factory finished in white enamel,

Number 14 gauge (2 mm) thick prime coat painted corrosion protected steel doors

and adjustable frames with full length semi-concealed piano hinge, “Southco”

stainless steel flush door catch, and a full panel of 5mm thick “Duo-lite” safety

glass.

.3 Surface type cabinets (FHCS) shall be “Knight” (or approved equal) Model CS-800, similar to recessed cabinets except that there is no trim or

adjustment to the cabinet.

.4 All brass items in recessed cabinets shall have a highly polished chrome plated finish.

2.14 FIRE EXTINGUISHERS

.1 All fire extinguishers are to be pressurized rechargeable type, in accordance with NFPA 10 and ULC listed and labelled for the class of fires for which they are

specified (ABC type preferred).

.2 Each fire extinguisher shall be complete with:

.1 Manufacturer’s identification label attached indicating that the extinguisher model number, rating and operating instructions.

.2 Anodized aluminium or chrome plated forged brass valve with positive squeeze grip on-off operation and a pull-pin safety lock.




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.3 Discharge hose with nozzle or horn and hose securing clip.

.4 For wall mounted extinguisher, a wall-mounting bracket.

.3 Dry Chemical Extinguisher

.1 Multi-purpose dry chemical (ammonium phosphate) power extinguishers are to be 2.27kg, red baked enamel finish and waterproof stainless steel

gauge. Acceptable manufacturer: National Fire Equipment Model ABC-

050HW-SH; Wilson & Cousins; Pyrene Corp.

.2 Where possible install fire extinguisher inside fire hose cabinets.

PART 3 EXECUTION

3.1 PIPING INSTALLATION

.1 Provide all required wet sprinkler system piping, pipes are to be:

.1 Up to and including 50mm diameter, Schedule 40 black steel screwed or Schedule 5 black steel with Victaulic “Pressfit” fittings and couplings.

.2 From 65mm diameter and larger, schedule 40 black steel with grooved ends and Victaulic fittings and couplings.

.3 As an alternative for pipe 65mm diameter and larger, Schedule 40 black steel with welded fittings and welded joints.

.2 Slope all horizontal piping so that it drains completely through risers, equipment, or through valve drainage branches. Provide capped hose end drain valves at low

points.

.3 All piping shall be in accordance with NFPA 14 13, and approved shop drawings.

.4 When work is complete, test system components and the overall system and submit completed test certificate and other documentation in accordance with

NFPA 14 13.

.5 Provide insulation on all piping where it passes through unheated areas.

3.2 INSTALLATION OF CHECK VALVES AND SHUT OFF VALVES

.1 Locate shut off valves in location for easy operation and maintenance.

3.3 INSTALLATION OF INSPECTOR’S TEST CONNECTION

.1 Provide inspectors test connections with drain piping where required according to NFPA 13. Terminate drainage piping over a funnel floor drain unless otherwise

shown.




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.2 Where drainage pipe discharge cannot be seen from the test connection valve assembly, provide a sight glass.

3.4 INSTALLATION OF WATER MOTOR ALARM

.1 Provide a water motor alarm at the exterior wall where shown. Secure the gong on the exterior wall, the impeller and motor assembly with the manufacturer’s

instruction. Install the inlet strained supplied loose with the assembly.

.2 Provide a galvanized steel drain pipe from the impeller motor assembly down the interior wall and terminate the piping back out through the wall with a 45-degree

piping elbow and wall plate located 600mm above finished grade.

.3 Confirm exact location of the alarm gong prior to rough in. When installation is complete, check and test alarm operation and adjust as required.

3.5 INSTALLATION OF SPRINKLER HEADS

.1 Provide all required sprinkler heads. Maintain maximum headroom in area with no ceilings.

.2 Provide high temperature heads in equipment rooms and similar areas over heat producing or generating equipment.

.3 Coordinate sprinkler head location in area with ceiling with other trades. Centre sprinkler heads in the middle of the lay-in tile wherever possible.

3.6 INSTALLATION OF SPRINKLER HEAD CABINET

.1 Supply a full complement of spare sprinkler heads, of all type used, to fill the cabinet. Locate the cabinet in an approved location.

3.7 INSTALLATION OF FIRE EXTINGUISHERS

.1 Provide fire extinguisher indicated in the locations shown and where required by code. Mounting height shall meet all code requirements.

.2 Wall mounted extinguisher shall come complete with mounting bracket. Do not install the extinguisher until the wall is finished.

.3 Extinguishers located beside doors, mount extinguisher at the strike side of the door.

3.8 TESTS

.1 General:

.1 In accordance with NFPA, supplemented as specified herein.




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.2 Pressure test system to 1379kPa for two hours. No leakage is allowed.

.2 Arrange testing to be witnessed by authority having jurisdiction.

.3 Disposal of water used in flushing and testing:

.1 Water containing cleaning chemicals that is not acceptable for direct discharge to the environment shall be disposed of by a company

specialized in recovering and disposing such waste.

.4 Timing:

.1 Connect fire hoses when flushing out and pressure tests have been completed.

.2 Charge system with water when there is no possibility of freeze-up.

.5 Procedures:

.1 Verify that system is complete prior to start-up and testing procedures.

.2 Verify that ULC labels are visible.

.3 Fill system with water for pressure. Record water supply pressure.

.4 Pressure test piping system as required by authority having jurisdiction.

.5 Verify flow switches are operational.

.6 Verify valves in system are visible and monitored.

.7 Flushing: Fill with water, let stand at operating pressure for one week. Drain risers separately, then drain main.

.1 Perform flow tests.

.8 Applicable NFPA standards such as 13 14 and 20.

.9 Adjust pressure switches.

.6 Identification:

.1 Verify devices are properly labelled, identifying area served, etc.

.7 Report:

.1 In addition to reports required by NFPA, include the following:

.1 Copy of schematic and valve schedule.




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.8 Posted Instructions:

.1 Prepare schematic, mount behind glare-free glass and install where directed.

.2 Prepare valve schedule, mount behind glare-free glass and install where directed.

END OF SECTION

SECTION 15710 AIR HANDLING UNITS

i

PART 1 GENERAL...................................................................................................................1

1.1 SCOPE ............................................................................................................................................. 1 1.2 RELATED SECTIONS .................................................................................................................... 1 1.3 SHOP DRAWINGS ......................................................................................................................... 1 1.4 REGULATIONS .............................................................................................................................. 2 1.5 GENERAL ARRANGEMENT ........................................................................................................ 2 1.6 WORKING DRAWINGS AND EQUIPMENT MANUALS .......................................................... 2 1.7 APPURTENANCES, FITTINGS, CONNECTING PIPING AND DUCTING AND

ACCESSORIES ............................................................................................................................... 3

PART 2 PRODUCTS ................................................................................................................3

2.1 AIR HANDLING UNIT (WTR-PRH-AHU-0001) .......................................................................... 3 2.2 AIR CONDITIONING SPLIT SYSTEMS (WTR-PRH-AC-0001) .............................................. 17

PART 3 EXECUTION ............................................................................................................18

3.1 INSTALLATION ........................................................................................................................... 18 3.2 SPLIT AIR CONDITIONING SYSTEM ...................................................................................... 18 3.3 MANUFACTURER’S SERVICES................................................................................................ 18 3.4 EXTENDED WARRANTY ........................................................................................................... 19 3.5 SPARE PARTS .............................................................................................................................. 19




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AIR HANDLING UNITS

SECTION 15710 AIR HANDLING UNITS

PART 1 GENERAL

1.1 SCOPE

.1 Supply, install, and satisfactorily operate a complete ventilating system to the full intent of the Drawings and Specification.

.1 Power wiring and connections will be provided under Division 16, including power wiring to the unit controller, and the wiring from the

controller to motors, starters, motorized dampers, and other electrical

equipment described in this section and required for the complete system.

.2 Control wiring will be provided by Division 15, Section 15900, as per the control sequence describe in this section.

.3 Refer to Division 16 – Electrical for all material specifications (i.e. conduit, wiring, boxes, etc.) and for electrical installation/workmanship

requirements.

.4 All electrical equipment must be CSA approved.

1.2 RELATED SECTIONS

.1 Basic Materials and Methods– Section 15050.

.2 Testing and Balancing – Section 15990.

.3 Ductwork and Accessories – Section 15810.

.4 Automatic Controls – Section 15900.

.5 Electrical – Division 16.

1.3 SHOP DRAWINGS

.1 Submit unit performance data including: capacity, and power input at full load during cooling mode and natural gas rate during heating mode.

.2 Submit Mechanical Specifications for unit and accessories describing construction, components and options.

.3 Submit shop drawings indicating overall dimensions as well as installation, operation and services clearances. Indicate lift points and recommendations and

centre of gravity. Indicate unit shipping, installation and operating weights

including dimensions.




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AIR HANDLING UNITS

.4 Submit data on electrical requirements and connection points. Include recommended wire and fuse sizes or MCA, sequence of operation, safety and

start-up instructions.

.5 Submit diagrams showing requirements for field assembly with air flows, connection pipe sizes and rated air flow,

.6 Submit diagrams showing unit external electrical power and control wiring to the control panel, and from the control panel to motors, starters, relays and interlocks

identified, and with terminal and wire numbers marked.

.7 Shop drawings submitted for approval shall be accompanied by a copy of the purchase agreement between the Contractor and an authorized service

representative of the manufacturer for check, test and start up and first year

service.

1.4 REGULATIONS

.1 Conform to all codes, by-laws, etc. of Provincial and Municipal authorities having jurisdiction.

.2 No additional compensation will be awarded for carrying out any conditions embodied in such regulations.

.3 When the work as shown and as specified exceeds the minimum requirements of such regulations, the Drawings and/or Specifications shall govern.

.4 Provide all permits, inspections, and certificates required for this Section.

1.5 GENERAL ARRANGEMENT

.1 Ductwork, position of equipment, etc., specified herein and shown on the Drawings indicate the general arrangement.

.2 Co-ordinate the work under this Section with all other trades, in particular the structural work and make all necessary changes or additions to the runs to

accommodate structural conditions, piping, ductwork, mechanical equipment, etc.

.3 Install the systems and apparatus in a practical and first-class manner and guarantee all work and apparatus against defects of workmanship and material

and make good any and all defects which may develop.

1.6 WORKING DRAWINGS AND EQUIPMENT MANUALS

.1 Submit working Drawings for review for all items included in this Section.

.2 Submit all manuals required under this section.




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AIR HANDLING UNITS

1.7 APPURTENANCES, FITTINGS, CONNECTING PIPING AND DUCTING AND ACCESSORIES

.1 Supply and install all appurtenances, fittings, ductwork and accessories necessary for the proper functioning of the system or reasonably inferable from the

Drawings with the equipment, whether indicated on the Drawings or specified

herein, or not.

PART 2 PRODUCTS

2.1 AIR HANDLING UNIT (WTR-PRH-AHU-0001)

.1 General:

.1 Provide self-contained indoor unit, factory assembled, wired and tested, supplying air at designed conditions, as indicated in mechanical schedule

and Contract Drawings. Horizontal outdoor type, as shown in mechanical

drawing consisting cabinet, fan, motor, filters, hot water heating coil,

control valves and piping specialties, piping vestibule, inlet dampers, inlet

hood and controls.

.2 Unit fans shall be direct drive, complete with factory mounted VFD for capacity control.

.3 Unit shall be 100% factory run tested and fully charged with refrigerant and oil.

.4 Unit shall have labels, decals, and/or tags to aid in the service of the unit and indicate caution areas.

.5 Wiring internal to the unit shall be coloured and numbered for identification.

.6 Substitution of any product other than that specified, must assure no deviation below the stated capacities, air flow rate, heat transfer rate,

filtration efficiency and air mixing quality. Power requirements must not

be exceeded, and where specifically defined, sound power levels must not

be exceeded.

.7 Unless stated otherwise, air handling units are to be shipped to the job in one piece, factory assembled. All equipment shall where specified and

applicable, be pre-wired, and factory certified by an approved testing

agency such as CETL, CSA prior to shipment.

.8 Pre-wired air handling unit shall bear an approved label with all the necessary identification marks, electrical data, and any necessary cautions

as required by the National Electric Code, Part 2 (Canada), and the

Ontario Electric Code.




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AIR HANDLING UNITS

.9 Manufacturer shall have a fully implemented and auditable quality assurance program, equal to the ISO-9002 Quality Standard.

.10 Acceptable Manufacturer: Venmar CES (Basis of Design), Engineered Air, Temprite, McQuay.

.2 Unit Construction

.1 Unit Base and Floor

.1 Unit perimeter base shall be completely welded and constructed from 152 mm (6 ft) structural tubing, and shall accommodate curb

or concrete pad installation as shown on drawings.

.2 Floor panels shall be 14 gauge welded steel.

.3 Unit base under liners shall be made of 24 gauge galvanized steel. Base frame construction shall include 2-stage thermal break, using

gasket between base floor framing and under liners underneath,

and floor membrane on top.

.4 Entire base frame is to be painted with a phenolic coating for long term corrosion resistance. Base frame shall be attached to the unit

at the factory. When rigging, base frame deflection shall be less

than 1/360 of the unit length. All major components shall be

supported by the base without sagging or pulsating.

.2 Unit Casing

.1 Unit base under liners shall be made of 24 gauge galvanized steel. Base frame construction shall include 2-stage thermal break, using

gasket between base floor framing and under liners underneath,

and floor membrane on top.

.2 Exterior casing panels shall be attached to the gasketed 25 mm x 51 mm (1 inch x 2 inch) steel frame with corrosion resistant

fasteners.

.3 Unit panels shall be made of 16 ga. galvanized steel outer liners and 22 ga. galvanized inner liners. Surfaces shall be epoxy or

heresite coated. Air leakage shall be determined at 1.00 times

maximum casing static pressure up to 8 inches w.g. Specified air

leakage shall be accomplished. Total estimated air leakage shall

be reported for each unit in CFM, as a percentage of supply air,

and as an ASHRAE 111 Leakage Class.




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AIR HANDLING UNITS

.4 All panel seams shall be caulked and sealed for an airtight unit. Leakage rates shall be less than 1% at design static pressure or

8 inch W.C. whichever is greater.

.3 Double Wall Construction

.1 Units shall entirely be made of double wall construction. Single wall construction with coated insulation is not acceptable. Exposed

insulation edges in the air stream are not acceptable.

.2 Unit panels shall be made of 16 ga. galvanized steel outer liners and 24 ga. galvanized inner liners. Outer casing shall be epoxy or

heresite coated.

.4 Insulation

.1 Unit wall and roof panels shall be insulated with 76 mm (3 inch) thick, R12.9, 2.5 lb/cu. ft. non-compressed mineral wool

insulation.

.2 Insulation shall meet the erosion requirements of UL 181 facing the air stream and fire hazard classification of 25/50 (per ASTM-

84 and UL 723 and CAN/ULC S102-M88). All insulation edges

shall be encapsulated within the panels. All perforated sections

shall have insulation with black acrylic coating.

.3 Unit base shall be internally insulated with 102 mm (4 inch), R13.3 fiberglass.

.5 Access Doors

.1 Full size access door(s) allowing for periodic maintenance and inspections shall be provided for all serviceable components as

shown on the plans. Removable panels are not acceptable.

.2 Doors shall be solid double wall insulated construction. Insulation shall be the same as unit panels. Both the inner and outer liners

shall be made of the same material as unit cabinet outer liner

construction. The door hinge assembly shall be die cast zinc with

stainless steel pivot mechanism, completely adjustable.

.3 The door gasketting shall employ a double seal comprising of an adhesive neoprene compressible foam gasket on the outer door

panel and an “automotive style” neoprene bulb gasket fixed onto

the inner door frame for out-swing doors, “rippled” foam for in-

swing doors.




FEBRUARY 2017

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AIR HANDLING UNITS

.4 Provide a minimum of two heavy duty cast; UV rated; nylon handles per door. Door handles shall be operable from both inside

and outside of the unit. On all access doors where moving parts

could cause injury, an ETL, UL 1995, and OSHA approved tool

operated safety latch shall be provided.

.3 Fans:

.1 Fans shall be multiple direct driven, arrangement 4 direct drive plenum fans.

.2 Fans shall be constructed per AMCA requirements for Class III duty.

.3 Each fan/motor assembly shall be removable through a 30 inch (762 mm) wide open area. Access door located on the discharge side of the Fan.

.4 All motors shall be IEEE inverter duty, premium efficiency TEFC or TEAO T-frame motors.

.5 All motors shall include isolated bearings or shaft grounding. All motors shall be provided with an AEGIS bearing protection ring to prevent

Electrical Discharge Machining (EDM) damage to the motor bearings.

.6 Each fan/motor assembly shall be dynamically balanced to meet AMCA standard 204-96, category BV-2.5, Grade 1.0 with peak to peak deflection

equal to or less than 0.8 mil at the design operating speed for the

fan/motor cartridge.

.7 Provide a complete electrical system required to run the fan including all equipment, material, electrical enclosure and electrical components.

.8 All motors shall be provided with individual Motor Protection for thermal overload protection. All motor circuit protectors shall be located in main

enclosure.

.9 Means for monitoring and controlling individual fan and motor status shall be provided.

.4 Motors:

.1 Motors shall meet or exceed all NEMA Standards Publication MG1-2006 requirements and comply with NEMA Premium efficiency levels when

applicable. Motors shall comply with applicable requirements of NEC and

shall be UL Listed.

.2 Motors shall have a ±10 percent voltage utilization range to protect against voltage variation.




FEBRUARY 2017

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AIR HANDLING UNITS

.5 Filters:

.1 2-inch pleated media filters made with 100% synthetic fibers that are continuously laminated to a supported steel-wire grid with water repellent

adhesive shall be provided. Filters shall be capable of operating up to 625

fpm face velocity without loss of filter efficiency and holding capacity.

The filters shall have a MERV 8 rating when tested in accordance with the

ANSI/ASHRAE Standard 52.2.

.2 A factory-installed dial type differential pressure gage shall be piped to both sides of the filter to indicate status. Gage shall maintain a +/- 5%

accuracy within operating temperature limits of -20°F to 120°F. Gage

shall be flush mounted with casing outer wall. Filter sections consisting of

pre- and post- filters shall have a gage for each.

.3 Filter racks shall be completely factory assembled and designed for industrial applications. Filter racks shall be fabricated from no less than 16

gauge stainless steel.

.6 Dampers:

.1 All dampers, shall be internally mounted. Dampers shall be premium ultra-low leak and located as indicated on the schedule and plans. Blade

arrangement (parallel or opposed) shall be provided as indicated on the

schedule and Contract Drawings. Dampers shall be Ruskin CD60 double-

skin airfoil design or equivalent for minimal air leakage and pressure drop.

Tamco dampers are approved equal.

.2 Leakage rate shall not exceed 4 CFM/square foot at one inch water gauge complying with ASHRAE 90.1 maximum damper leakage and shall be

AMCA licensed for Class 1A.

.3 All leakage testing and pressure ratings shall be based on AMCA Standard 500-D.

.4 All dampers shall come complete with NEMA 4 actuators.

.7 Electric Heating

.1 Electric heating coils shall meet or exceed the size, wattage and number of steps, and match the input and control voltages as specified in the

equipment schedule.

.2 Heater frames shall be constructed from heavy gauge 316 stainless steel to assure structural rigidity and have vertical 316 stainless steel supports.




FEBRUARY 2017

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AIR HANDLING UNITS

.3 Heater coil elements shall be of a a high grade open wire nickel-chrome alloy complete with a stainless steel sheath and shall be insulated by

floating ceramic bushings from the stainless steel frame.

.4 Coil terminal pins shall be stainless steel insulated by means of non-rotating ceramic bushings.

.5 Heaters shall be equipped with protective screens on both sides of the coils for maintenance and safety purposes.

.6 Heaters shall be equipped with the following controls and components: automatic and supplementary manual reset thermal cut-out switches; air

proving switch; electrical fan interlock; load fuses; control transformers

and magnetic contactors (as required). All safety devices shall be

serviceable through the terminal box without removing the heating coil

from the air handler.

.7 Heaters shall be UL/CSA approved.

.8 Heater shall have SCR controller staging (100% proportional or with sequential stages) with a 4-20 mA reset from the unit mounted DDC

controller.

.8 DX Cooling Section (WTR-PRH-CU-0001):

.1 Coils shall be tested to be leak-free with nitrogen or dry (at least 300 psig) air underwater. Standard construction connections shall be sweat-soldered

and constructed of copper. Distributor shall be designed to have a

removable nozzle to allow for installing an auxiliary side connection for

hot gas bypass.

.2 Coil Tube Size shall be 13mm, coil wall thickness shall be 0.035 inch (0.9 mm) and Fins shall be made of 0.0075 inch (0.2 mm) thick aluminum

and mechanically bonded to copper tubes.

.3 Coils shall be coated with heresite corrosion resistant coating.

.4 Heat Transfer Module (Pump Skid):

.1 Transfer Module has been sized with higher then anticipated incoming water temperature of 10C. Heater Exchanger

Performance:

Design Basis

Model DBL95-60

Load Source

Flow: 4.4 L/s Flow: 5.0 L/s




FEBRUARY 2017

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AIR HANDLING UNITS

EWT/LWT:

30/23.8

EWT/LWT:

18.3/23.8

.1 Module will be composed of a single pump, one heat exchange, balancing valves, isolation valves, air vents and

drain connections, multifunction valves, suction diffusers

or Y strainers, interconnecting black steel schedule 40

piping. All package components are mounted on a

structural steel base with lifting lugs.

.2 Pre-assembling, testing and final adjusting at the factory, allows the module will be on-site ready for mechanical and

electrical system connections.

.1 Components included:

.2 Vertical-in-Line Pump

.1 Volute: Cast Iron Class 30 (ASTM No. A 159), suction and discharge side flanged connections. Threaded connections

for pressure gauges at the inlet and discharge flanges, for

venting and draining, and for optional thermometer. A pitot

tube type flow meter, Flo Fab series FMI, can be supplied

and installed on the discharge of the volute, taking

differential pressure readings and confirming pump

capacity. Incorporated in the volute casting is a solid base

with four anchor holes and a connection to drain that can

accommodate a valve with bronze cap, model HN0050.

The volute includes a wear ring that is replaceable.

Maximum operating pressure is 1200 kPa (175 psi).

.2 Impeller: Cast Bronze (ASTM No. B 584), closed type, dynamically balanced, keyed to the stainless steel shaft and

secured by a stainless steel bolt and washer.

.3 Shaft: stainless steel, fitted with bronze sleeve and butane O-ring.

.4 Sealing: The wet-end components are sealed with a self-lubricating mechanical seal. The seal is composed of a

ceramic seat, a rotating carbon ring, a viton bellow and all

other materials in stainless steel. It is designed for

continuous operation at maximum working temperature of

400°F (205°C) corresponding to a maximum working

pressure of 1724 kPa (250 psi).




FEBRUARY 2017

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AIR HANDLING UNITS

.5 Coupling: No coupling design, impeller is directly coupled to the motor shaft.

.6 Motor: respecting the requirements of Section 15010. Motor and pump are designed for vertical mounting.

Motors equipped with grease lubricated heavy duty ball

bearings, suitable for maximum loads created by the pump.

Motor type JM, high performance class B with a safety

factor of 1.15.

.7 Selection of motor will allow the pump to operate at maximum capacity without surpassing the maximum

amperage draw on the motor.

.8 Each pump is hydrostatically tested.

.9 Acceptable component: Flo Fab Series 880.

.3 Plate and Frame Heat Exchanger:

.1 General:

.2 Furnish as shown on the plans, a Plate and Frame heat exchanger as manufactured by Flo Fab Inc. Exchanger shall

be counter flow arrangement with capacities as noted on

the drawings and meeting the following construction

requirements.

.3 Manufacturing Standards:

.4 The heat exchanger shall be built in accordance with manufacturer’s standard construction. When so required,

the plate heat exchanger shall be manufactured in

accordance with the applicable sections of the ASME code

of Unfired Pressure Vessels, Section VIII, Div 1, and latest

edition. Whether the unit is stamped or unstamped, the

factory must hold a valid “U”- stamp certification and QC

manual for ASME plate heat exchangers

.5 Service Conditions:

.6 The working pressure and temperature of the unit shall be as shown in the drawing. Test pressure shall be 1.3 times

the design pressure.

.7 Frame:




FEBRUARY 2017

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AIR HANDLING UNITS

.8 Frame shall be carbon steel of at least grade SA 516/70 or 60. Frame shall be sandblasted, coated with a zinc-rich

primer, and finished with two coats of epoxy enamel. The

moveable cover shall be supported from the upper carry bar

by means of a roller for unit’s 6” port and larger. Frame

covers shall be of sufficient thickness so as not to require

the use of horizontal reinforcing bars. Welded

reinforcements or stiffeners are not permitted. Connections

equal to or less than 2” shall be stainless steel 316 L male

NPT. Connections equal or larger than 2.5” shall be 150

psig ANSI flange design. Carrying and guiding bars design

shall permit the removal or access to any plate in the plate

pack without the need to remove any other plates.

Compression bolts shall be provided in material SA 193 B7

and coated with zinc plating. The open bolt ends shall be

covered with a plastic mesh.

.9 Plates:

.10 Plates shall be embossed with a horizontal herringbone pattern in high or low thermal length design as required.

Plate material shall be AISI 316 stainless steel or Titanium.

The inlet port area shall be designed with sloping lead-in

grooves so as to minimize pressure drop in that area. The

plate shall be designed with an integral plate locking

system. The hanger area shall feature a locking lip, which

engages the adjacent plate in order to ensure proper

alignment. Absolutely no reinforcement shall be welded to

the plates. All plates shall be pressed in a single-stage

operation. Plate thickness shall be determined by the

pressure rating and shall be indicated by the manufacturer

on the submittals.

.11 Gaskets:

.12 Gaskets shall be a molded one-piece design. Gaskets shall be of a molded one-piece design with venting holes in the

port areas to avoid cross-contamination. The gasket

material shall be NBR, EPDM, or Viton elastomer. The

gasketing system shall be glue less, with gaskets attached to

the plates by means of integral clips or tabs.

.13 Shroud:

.14 Unit shall be supplied with standard OSHA-Compliant safety shroud in galvanized steel or stainless steel.




FEBRUARY 2017

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AIR HANDLING UNITS

.15 Acceptable Components: Flo Fab Series FFS.

.4 Water Make-up Line

.1 ¾” makeup water system shall be provided. This system shall include a pressure reducing valve set at specific

pressure. The valve includes a shut-off valve, y strainer,

pressure gauge and manual by-pass.

.9 DX Cooling Section:

.1 Condensing unit, shall be manufactured as a remote system, by the unit Manufacturer. Systems where the unit Manufacturer is purchasing a

condensing unit from another Manufacturer are not acceptable.

.2 Refrigeration section shall be designed for full and easy access for maintenance. Entire refrigerant piping circuit shall be leak tested at

150 psig air pressure.

.3 Capacity modulation shall be provided by modulation capacity compressor and/or by hot gas bypass on lead compressor(s).

.4 Refrigerant circuit components shall include: thermal expansion valve; distributor; liquid line filter drier; charging valve and high and low

pressure side gauge ports.

.5 All refrigerant piping shall be of K, L or ACR copper type. The complete system shall be factory dehydrated and pressure tested at 300 psi; the

system shall then be factory charged with refrigerant.

.6 Suction and hot gas bypass lines shall be insulated with 3/8 inch (10 mm) thick elastomeric pipe insulation. Field installation and piping shall be the

responsibility of the installing contractor.

.7 Safety controls shall include a high and low refrigerant pressure switch on each circuit for protection against loss of charge.

.8 Each refrigerant circuit shall include DDC controlled compressor anti-cycling.

.9 Unit water inlet and water outlet lines shall be clearly identified with the use of labels showing “water inlet” and “water outlet” near the point of

connection to the building’s water network.

.10 Each refrigerant circuit shall include externally equalized thermostatic expansion valve and reversing valve. Safety controls shall be manual reset

on both low and high pressure sides.




FEBRUARY 2017

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AIR HANDLING UNITS

.11 Condenser shall be of double wall coaxial tube-in-tube type, provided with copper inner tubes and steel outer tubes (shells), selected with 15°F

(−9°C) sub-cooling, and have maximum working pressures of 400 psig on

the waterside and 620 psig on the refrigerant side. Condensers shall be UL

and CSA approved.

.12 Head pressure control valves, actuator modulated, controlled by DDC via pressure reading (mechanical valves not controlled via DDC are not

acceptable).

.13 Water-to-refrigerant coaxial coil tubes shall be made from cupronickel for corrosion resistance.

.14 Provide water shut-off valves, actuator modulated, controlled by DDC.

.10 Controls:

.1 All wiring and electrical connections shall be of copper wires, copper bus bars, and copper fittings throughout, except internal wire of the control

transformer may be aluminum, if copper termination is provided. Power

supply terminals shall be identified with permanent markers. The

maximum temperature of terminals shall not exceed 167°F (75°C) when

the equipment is tested in accordance with its rating.

.2 All high voltage wiring conduit shall consist of Liquidtite flexible metal conduit. All low voltage and signal wiring shall consist of Belden cable.

.3 The unit shall feature a mounted permanent nameplate displaying at a minimum the manufacturer, serial number, model number, date of

manufacture, and current and voltage readings. The unit must have an

ETL or UL Listing and bear the appropriate mark.

.4 An integral electrical control compartment shall be furnished on the unit. The compartment shall be constructed to NEMA 4 requirements, provided

with a hinged access door and a locking device. All components, except

those not mounted directly in the unit, shall be factory-mounted and wired

to a labelled terminal strip.

.5 All components and wiring shall be identified using printed self-adhesive labels, consistent with the numbering used in the wiring diagrams. Control

components shall include, but not limited to, single point connection

power distribution block, sub and control circuit fuses or circuit breakers,

control transformers, motor starters and overloads for single speed

operation. All low voltage internal wiring shall also be numbered and

labeled.




FEBRUARY 2017

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AIR HANDLING UNITS

.6 The control system shall be factory mounted in the control compartment and shall be a stand-alone microprocessor-based DDC controller with

necessary sensors and interfaces to monitor and operate all functions as

outlined in the equipment/control schedule, flow schematic, sequence or

required for complete unit operation. A unit-mounted intelligent

programmable interface device shall be included for communication,

display and set-point control and a Hand/Off/Auto switch to allow for

servicing.

.7 Manufacturer to provide a VFD for supply fan operation and control. The VFD is to be unit mounted and wired at the factory.

.8 All sensors for unit control to be factory wired and installed. These sensors shall include: Outside air, supply air, entering water temperature,

leaving water temperature, low limit, high limit, and unit airflow.

.9 Heating control valves to be factory installed, piped and wired. Piping system shall include 3-way control valve, circuit balancing valve with

flow ports at inlet and bypass lines, drain down valve, and isolation valves

at inlet and outlet.

.10 Control panel compartment heaters and thermostats or cooling fans with grills or registers shall be provided if control panels components cannot be

protected from their minimum or maximum ambient temperature ratings.

.11 Electric/Electronic Actuators: The actuators for the outside air and return air are spring return type. Actuators shall be NEMA 4 rated.

.12 Disconnects shall be NEMA 4 rated and factory mounted.

.13 Provide on the unit control panel the following:

.1 Auto/Hi/OFF Switch.

.2 Clogged filter indication.

.3 Loss of air flow indication light.

.4 “ON” indication light.

.5 Remote “Unit ON” status (dry contact for PLC, Unit mounted, 120V).

.6 Remote “Clogged filter” status (dry contact for PLC, Unit mounted, 120V).




FEBRUARY 2017

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AIR HANDLING UNITS

.7 Unit General Fault Alarm - panel mounted and provide dry contact for PLC (Unit fault alarm shall include failure to go to higher

speed, 120V).

.8 Note: Acceptable pilot light designation is RED = OFF and GREEN = ON.

.11 Humidistat

.1 Wall-mounted humidistat to control the mechanical cooling of Air Handling Units ON/OFF.

.2 The setpoint can be set at between 10 and 100% RH.

.12 Room Temperature Sensor

.1 General Requirements:

.1 The temperature sensor shall be of the resistance type, and shall be either two-wire 10k ohm thermistor, or two-wire 1000 ohm

platinum RTD.

.2 Room sensors shall be constructed for either surface or wallbox mounting.

.2 Approved manufacturer: Honeywell, Rosemount, Ashcroft.

.13 Control sequences:

.1 Refer to Section 15900 – Automatic Controls.

.14 Controls:

.1 Controller shall be a microprocessor based, multi-asking, real time digital control processor, and shall have sufficient memory to support its own

operating system and databases, including control processes, energy

management applications, operator I/O and local alarm management.

Controller set points, proportional bands, control algorithms, and any other

programmable parameters shall be stored such that a power failure of any

duration does not necessitate reprogramming the controller.

.2 Provide a system of motor control, including all necessary terminal blocks, motor contactors, motor overload protection, grounding lugs, control

transformers, 600V/120V transformer, auxiliary contactors and terminals

for the connection of external control devices, relays, and output alarms.

.3 A unit-mounted intelligent programmable interface device shall be included for communication, display and set-point control. The feature of




FEBRUARY 2017

15710–16

AIR HANDLING UNITS

room temperature display and supply air temperature shall be incorporated

in the panel.

.4 Hinged door housing for control panel, with

.1 Indication lights for Power, Supply fan high speed, Supply fan low speed, Heating ON, Compressor ON, Dirty Filter, AHU General

Fault.

.2 LCD Screen shows supply air temperature, room temperature and air flow detected from air flow measurement station.

.3 HOA switch.

.5 In AUTO mode, the AHU shall be energized and operate based on the sequence described above. Circuit wired to allow shutdown of system

when a fire alarm dry contact, by others, opens.

.6 In HAND modes, the AHU and exhaust fan runs continuously at full speed, with no temperature/humidity set point control in the duration timer

set greater than 0 hour on the panel. Circuit wired to allow shutdown of

system when a fire alarm dry contact, by others, opens.

.7 Auto bypass low limit will stop unit operation if the supply air temperature falls below 4.4°C (adjustable) for longer than the time set-point (240

seconds, adjustable) . The fresh air damper will be closed. The unit shall

remain shutdown until manually reset or until temperature rises above

12°C (adjustable).

.8 A high supply air temperature function, internal to the controller will be provided to send a fault and stop unit operation; if the supply air

temperature is above set-point 52°C (adjustable) for longer than the time

set-point (240 seconds, adjustable).

.9 Dry contacts for Occupied Mode and Unoccupied Mode signals from CP-1.

.10 Relay to stop the unit at gas alarm signal from gas detection controller CP-5.

.11 4-20 mA signals to CP-1 to indicate room temperature and supply air temperature.

.12 Dry contacts for remote indication to CP-1 for supply fan high speed and low speed status, running, HAND, OFF, unit filter dirty, unit general fault

alarm which includes:

.1 High temperature shutdown.




FEBRUARY 2017

15710–17

AIR HANDLING UNITS

.2 Low temperature shutdown.

.3 No flow is detected for supply air fan by pressure differential switch while commanded ON, or fails to change from low speed to

high speed, or from high speed to low speed.

.4 Unit does not allow the switch from low flow rate to high flow rate, or back to low flow rate.

.5 No air flow is detected by air proving switch.

.13 Indicating air flow rate at 4-20 mA signal from flow measurement station.

.15 Electrical

.1 Electrical characteristics of unit shall be as shown in the schedule on the contract drawings.

.2 575V/3Ph/60Hz combination breaker power disconnect switch with handle on the controller door interlocked with the door.

.3 Provide full voltage magnetic starters for all motors.

.4 The unit shall be equipped with circuit breakers for circuit protection. All electrical circuits shall undergo a dielectric strength test, and shall be

factory tested and checked as to proper function.

.5 Fire alarm circuits (where required) shall be powered from a relay in unit circuitry.

.6 Only one power source is required to power the unit.

2.2 AIR CONDITIONING SPLIT SYSTEMS (WTR-PRH-AC-0001, WTR-PRH-CU-0002)

.1 General

.1 Package system, factory assembled and tested with pre-charged refrigeration piping, refrigerant and oil charge.

.2 Ready for connection of electric power at evaporator unit and condensing unit and control wiring between units.

.3 Provide non-fused power disconnect switch for each of evaporator and condensing unit.

.4 Provide full voltage magnetic starters for all motors.

.5 Approved manufacturers: Mitsubishi Electric, Johnson Controls, Carrier, McQuay.




FEBRUARY 2017

15710–18

AIR HANDLING UNITS

PART 3 EXECUTION

3.1 INSTALLATION

.1 Secure the units in place, level and plumb. Coordinate installation with other trades. Coordinate location of control panel before installing.

.2 Complete the power from electrical main panel to the unit control panel, and the power and control wiring from the control panel to the each electrical elements in

the unit, and the auxiliary electrical equipment in the ventilation system.

.3 Install the unit as per manufacturer’s instruction. Complete drain connection with proper P trap.

.4 Do not use units during construction unless approval has been giving by the owner. If units were used during construction, units must be thoroughly clean

before finial testing.

3.2 SPLIT AIR CONDITIONING SYSTEM

.1 Install evaporator unit in space, route drain piping as shown.

.2 Install condensing unit with adequate clearance for service and maintenance.

.3 Run refrigeration suction and liquid piping as shown in accordance with manufacturer’s instructions with respect to horizontal and vertical length

limitations.

.4 Charge systems and leak test in accordance with manufacturer’s instructions.

.5 Provide un-fused weatherproof disconnect on or adjacent condenser and evaporator units and run electric power and control wiring.

.6 As required, depending on manufacturer, sub-feed electrical power for evaporator unit from condenser unit.

.7 Provide sheet-metal wind-baffle shield on condenser as required by manufacturer's instructions for low ambient operation.

.8 Arrange for manufacturers’ field representative to supervise installation, start-up system and instruct Owners operations and maintenance personnel.

3.3 MANUFACTURER’S SERVICES

.1 Manufacturers Services and Certificate of Proper Installation: Provide manufacturers services in accordance with Section 01640 and Manufacturers

Certificate of Proper Installation. Manufacturer’s representation shall provide

supervision of equipment installations, field inspection of equipment before




FEBRUARY 2017

15710–19

AIR HANDLING UNITS

startup, and the executed copies manufacturers services and Certificate of Proper

Installation.

.2 Duration of Training: The training of Owner's personnel shall include, but not limited to, one hour for each air-handling unit.

3.4 EXTENDED WARRANTY

.1 General contractor to carry an extended warranty for equipment maintenance for 1 year after the completion of the contract.

3.5 SPARE PARTS

.1 Provide one set of spare filters and a complete set of fans belts.

END OF SECTION

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rical

Roo

m

WT

R-P

RH

-LB

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3

Gen

erat

or B

reak

er L

B-0

203,

Loa

d B

reak

er S

witc

h,S

witc

hgea

r E

lect

rical

R

oom

WT

RW

TR

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H-L

B-0

203

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tLo

ad B

reak

Sw

itch

Load

Bre

ak S

witc

hS

witc

hgea

r-E

lect

rical

Roo

m

WT

R-P

RH

-JIT

-000

1T

ie B

reak

er M

anag

emen

t Rel

ay, S

R-

735,

Sw

itchg

ear

Ele

ctric

al R

oom

WT

RW

TR

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H-L

B-0

001

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tP

rote

ctiv

e R

elay

Rel

ay,P

rote

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witc

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r-E

lect

rical

Roo

m

WT

R-P

RH

-JIT

-000

1AS

yncr

oniz

e C

ontr

ol R

elay

, SC

R-

,Sw

itchg

ear

Ele

ctric

al R

oom

WT

RW

TR

-PR

H-J

IT-0

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WT

RN

o E

xist

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ctric

al E

quip

men

tP

rote

ctiv

e R

elay

Rel

ay,P

rote

ctiv

eS

witc

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r-E

lect

rical

Roo

m

WT

R-P

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-JIT

-000

1BS

yncr

oniz

e C

ontr

ol R

elay

, SC

R-

,Sw

itchg

ear

Ele

ctric

al R

oom

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RW

TR

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H-J

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001B

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tP

rote

ctiv

e R

elay

Rel

ay,P

rote

ctiv

eS

witc

hgea

r-E

lect

rical

Roo

m

WT

R-P

RH

-LP

-000

2Li

ghtin

g P

an L

P-0

002,

Gen

erat

or

Roo

m

WT

RW

TR

-PR

H-L

P-0

002

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tLi

ghtin

gC

ontr

ol P

anel

,Lig

htin

gG

ener

ator

Roo

m

WT

R-P

RH

-DP

-000

1P

ower

Dis

trib

utio

n P

anel

DP

-000

1 G

ener

ator

Roo

mW

TR

WT

R-P

RH

-DP

-000

1W

TR

No

Exi

stE

lect

rical

Equ

ipm

ent

Pow

er D

istr

ibut

ion

Pan

elC

ontr

ol P

anel

,Pow

er

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trib

utio

n P

anel

Gen

erat

or R

oom

WT

R-P

RH

-MC

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102

Mot

or C

ontr

ol C

entr

e M

CC

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witc

hgea

r E

lect

rical

Roo

mW

TR

WT

R-P

RH

-MC

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102

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tM

otor

Con

trol

C

entr

eC

ontr

ol P

anel

,MC

CS

witc

hgea

r-E

lect

rical

Roo

m

WT

R-P

RH

-MC

C-0

102

Mot

or C

ontr

ol C

entr

e M

CC

-01

02,S

witc

hgea

r E

lect

rical

Roo

mW

TR

WT

R-P

RH

-MC

C-0

102

WT

RN

o E

xist

Ele

ctric

al E

quip

men

tM

otor

Con

trol

C

entr

eC

ontr

ol P

anel

,MC

CS

witc

hgea

r-E

lect

rical

Roo

m

WT

R-P

RH

-CB

-020

2

Circ

uit B

reak

er C

B-

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,Mai

n,60

0V,R

oseh

ill P

umpi

ng

Sta

tion,

MC

C-0

101/

0201

WT

RW

TR

-PR

H-C

B-0

202

WT

RW

TR

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H-C

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Ele

ctric

al E

quip

men

tC

ircui

t Bre

aker

Circ

uit B

reak

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1/02

01 P

ump

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m

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R-P

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Circ

uit B

reak

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oseh

ill P

umpi

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Sta

tion,

MC

C-0

101/

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WT

RW

TR

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H-C

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WT

RW

TR

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Ele

ctric

al E

quip

men

tC

ircui

t Bre

aker

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uit B

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CC

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1/02

01 P

ump

Roo

m

WT

R-P

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100

Die

sel G

ener

ator

GE

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100

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erat

or R

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W

TR

WT

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lect

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ator

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TR

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lect

rical

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ipm

ent

Gen

erat

orG

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ator

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ctric

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ator

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SC

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100

Rea

ctor

, Gen

erat

or R

oom

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RW

TR

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H-S

CR

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TR

No

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lect

rical

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ipm

ent

Gen

erat

orG

ener

ator

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ityG

ener

ator

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R-1

200

SC

R-1

200

Rea

ctor

, G

ener

ator

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TR

WT

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WT

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ator

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erat

or,E

lect

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1100

Blo

wer

BL-

1100

, Gen

erat

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oom

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RW

TR

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TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Blo

wer

Gen

erat

or R

oom

WT

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RH

-BL-

1200

Blo

wer

BL-

1200

, Gen

erat

or R

oom

WT

RW

TR

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H-B

L-12

00W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Blo

wer

Gen

erat

or R

oom

WT

R-P

RH

-C-0

001

Air

Com

pres

sor

C-0

001,

Gen

erat

or

Roo

mW

TR

WT

R-P

RH

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001

WT

RN

o E

xist

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hani

cal E

quip

men

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rC

ompr

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ener

ator

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m

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hat i

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be

adde

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the

syst

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ITY

INF

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mb

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eria

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um

ber

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R-P

RH

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100

Fue

l Day

Tan

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0,G

ener

ator

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oom

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RW

TR

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TR

No

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nica

l Equ

ipm

ent

Tan

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ank

Gen

erat

or R

oom

WT

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RH

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200

Fue

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0,G

ener

ator

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WT

RW

TR

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TR

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nica

l Equ

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ent

Tan

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ank

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erat

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oom

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rage

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k T

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0,G

ener

ator

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oom

WT

RW

TR

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H-T

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0W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Tan

kT

ank

Fue

l Vau

lt B

asem

ent

WT

R-P

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l Sto

rage

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0, G

ener

ator

R

oom

WT

RW

TR

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0W

TR

No

Exi

stM

echa

nica

l Equ

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ent

Tan

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ank

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Em

erge

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Saf

ety

Eye

Was

h H

ot

Wat

er T

ank,

Gen

erat

or R

oom

WT

RW

TR

-PR

H-T

-000

1W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Tan

kT

ank

Gen

erat

or R

oom

WT

R-P

RH

-SQ

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1E

mer

genc

y S

afet

y S

how

er a

nd E

ye,

Gen

erat

or R

oom

WT

RW

TR

-PR

H-S

Q-0

001

WT

RN

o E

xist

Mec

hani

cal E

quip

men

tS

afet

y E

quip

men

tS

afet

yG

ener

ator

Roo

m

WT

R-P

RH

-FN

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AD

Fan

FN

-010

1, S

tanb

y B

uild

ing

Roo

fW

TR

WT

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RH

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TR

No

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echa

nica

l Equ

ipm

ent

HV

AC

Fan

Sta

nby

Bui

ldin

g R

oof

WT

R-P

RH

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2R

AD

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FN

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2, S

tanb

y B

uild

ing

Roo

fW

TR

WT

R-P

RH

-FN

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2W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

HV

AC

Fan

Sta

ndby

Bui

ldin

g R

oof

WT

R-P

RH

-FN

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1R

AD

Fan

FN

-020

1, S

tanb

y B

uild

ing

Roo

fW

TR

WT

R-P

RH

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1W

TR

No

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stM

echa

nica

l Equ

ipm

ent

HV

AC

Fan

Sta

ndby

Bui

ldin

g R

oof

WT

R-P

RH

-FN

-020

2R

AD

Fan

FN

-020

2, S

tanb

y B

uild

ing

Roo

fW

TR

WT

R-P

RH

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2W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

HV

AC

Fan

Sta

ndby

Bui

ldin

g R

oof

WT

R-P

RH

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1F

uel C

oole

r H

eat E

xcha

nger

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01, G

ener

ator

Roo

mW

TR

WT

R-P

RH

-HE

-000

1W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Hea

t Exc

hang

erH

eat E

xcha

nger

Gen

erat

or R

oom

WT

R-P

RH

-HE

-000

2F

uel C

oole

r H

eat E

xcha

nger

HE

-00

02, G

ener

ator

Roo

mW

TR

WT

R-P

RH

-HE

-000

2W

TR

No

Exi

stM

echa

nica

l Equ

ipm

ent

Hea

t Exc

hang

toronto · 2021. 1. 26. · astm a53. .2 victaulic style 960 “fit” or gruvlok fig. 7105...

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