electrical program manual

7/29/2019 Electrical Program Manual

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CAPACITOR BANK PANEL BOARD CABLE TRAY

BUS BAR LIGHTING CABLES

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLE


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XXXXXXXXXXX XXXXXXXXXXX

CONVERT

CONV. Q.CALS HELP

Q.CALS

M

A

Y

I

H

E

L

P

Y

O

U

UNDER

CONSTRUCTION


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XXXXXXXXXXX XXXXXXXXXXX XXXXXXXXXXX XXXXXXXXXXX XXXXXXXXXXX XXXXXXXXXXX


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BS_EDS V.Prathi

CAPACITOR BANK_kVAR RATING CALCULATION

PROJECT NAME: DATE:

CAPACITOR PANEL REF: PREPARED BY:PROJECT NO: PAGE NO:

Ref.No Normal Power factor (p.f) Required kVAR Selected kVAR

1 900 0.85 0.9 121.88

2 500 0.7 0.9 267.943 900 0.5 0.8 883.85

4 0.00

5 0.00

6 0.00

7 0.00

8 0.00

9 0.00

Grand Total 1273.67

Formulae

Where as,

P - Power in watts Comments

Approved

Date

Load in Kilowatts(Kw)

Improving Power factor(p.f)

kVAR = P x ( tan1 - tan2)

tan1 = tan(cos-1 p.f)

tan2 = tan(cos-1 p.f)

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLES CONV. Q.CALS HELP


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BS_EDS V.Prathi

PANEL BOARD _ SIZING CALCULATION

HEIGHT 1950 PROJECT NAME: DATE:WIDTH 2450 PANEL REF: PREPARED BY:

PROJECT NO: PAGE NO:

1950

Chk Avl Ht 300 450 300 250 300 300 250 300

2450

Comments

Approved


2500 630 160 40 25 16Bus Coupler Bus Chamfer Bus Chamfer

25 40 63 16

40 250 125 40 25 16

40 25 16

1250 250 100 40 25 16

40 25 16

40 100 40 25 16

125

125 25 40 25 16


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BS_EDS V.Prathi

Date


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CABLE TRAY _ SIZE CALCULATION

PROJECT NAME: DATE:

CABLE TRAY REF: PREPARED BY:PROJECT NO: PAGE NO:

Cable Type Cable Overall Layer1Size in Sq.mm Diameter in mm Nos. Width

XLPE/SWA/XLPE2 Core 6mm 15.9 5 80

10mm 18 -

16mm 20 -

25mm 24.3 -

35mm 27.9 -

4 Core 6mm 18.7 -

10mm 21.1 -

16mm 22.9 -25mm 29.1 -

35mm 32.1 -

50mm 32 -

70mm 37.7 -

95mm 41.7 1 42

120mm 47.1 5 236

150mm 51.4 -

185mm 56.6 -

240mm 63 1 63

300mm 68.8 -

Single Core 6491B (LSF)10mm 6.8 -

16mm 8 -

25mm 9.8 -35mm 11 -

50mm 13 -

70mm 15 -

-

MICC/PVC Heavy Duty2 core 1.5mm (2H1.5) 9.6 -

2.5mm (2H2.5) 10.4 -

4mm (2H4) 11.5 -

6mm (2H6) 12.6 -

10mm (2H10) 14.4 -

4 core 2.5mm (4H2.5) 11.8 -

4mm (4H4) 13.1 -

6mm (4H6) 14.4 -

10mm (4H10) 16.5 -

16mm (4h16) 19.6 -25mm (4h25) 22.9 -

Total Number of Cables 12Cable width required 525 on 1 layers

Number of layers 1 Comments

Tolerance 25% Approved

Selected cable tray size in mm 600 Date

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLES CO


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CABLE TRAY _ SIZE CALCULATION

PROJECT NAME: DATE:CABLE TRAY REF: PREPARED BY PROJECT NO: PAGE NO:

No. of cables

4c x 6 19 - 6 5.24c x 10 21 - 10 6.74c x 16 24 - 16 7.84c x 25 29 - 16 7.84c x 35 29 - 16 7.84c x 50 33 - 25 9.74c x 70 39 4 156 35 10.94c x 95 42 - 50 12.8

4c x 120 47 - 70 14.64c x 150 52 2 104 95 17.14c x 185 57 - 95 17.14c x 240 63 - 120 18.84c x 300 69 - 150 20.9

Total No of Cables 6 260

Enter one bigger cable Dia. 42Cable tray width 562

Contractor Consultant25% 30%

702.50 730.60 Comments

Approved

DIFF 28.10 mm Date

Cable size in Sq.mm

Cable OD inmm

Total widthof cables in

mm

Size of ECCin mm

Dia of ECCin mm


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V. Q.CALS HELP


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------44--34---78

Width ofECC in

mm


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BS_EDS V.Prathi

BUS BAR _ VOLTAGE DROP CALCULATION

CONSTANTSCos : 0.90 PROJECT NAME: DATE:Sin : 0.44 PART : From ____ Floor to PREPARED BY:Diversitiy: 0.80 BUSBAR NO: LINE 1 PAGE NO:

Utility Voltage( 415 PROJECT NO:

OUTLET NO

8TH FLOOR 4.00 119 147 KBC-II 2000 (Cu) 0.01960 0.02610 0.03 0.017TH FLOOR 4.00 200 394 KBC-II 2000 (Cu) 0.01960 0.02610 0.08 0.026TH FLOOR 4.00 118.8 541 KBC-II 2000 (Cu) 0.01960 0.02610 0.11 0.035TH FLOOR 4.00 118.8 688 KBC-II 2000 (Cu) 0.01960 0.02610 0.14 0.034TH FLOOR 4.00 118.8 835 KBC-II 2000 (Cu) 0.01960 0.02610 0.17 0.043RD FLOOR 4.00 118.8 982 KBC-II 2000 (Cu) 0.01960 0.02610 0.20 0.052ND FLOOR 6.00 200 1229 KBC-II 2000 (Cu) 0.01960 0.02610 0.37 0.09

8.00 200 1477 KBC-II 2000 (Cu) 0.01960 0.02610 0.59 0.140 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.00

0 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.000 KBC-II 2000 (Cu) 0.01960 0.02610 0.00 0.00

TOTAL : 38.00 1194.2 1.69 0.41

COMMENTS : As the voltage drop percentage is lower then 4% , the selected busbar current is correct. Result:

VOLTAGE DROP%E = 0.41

Formulae

Where as,V = Voltage Drop (V) R = Resistance (m/m)

Comments L = Line Length (m) Cos = Load Factor Approved

I = Line Current (A) Note: a constant is on amperic value Date

LENGTH( m

)

R( kW

LINECURRENT

( A )

BUSBAR()

E( mohm ( mohm

VOLTAGEDROP ( Vd )

VOLTAGEDROP %E

V = 3.L.I(R.Cos + X1.Sin ) 10 [V]

= Load Distribution Constant X1

= Inductive Reactance (m/m)


-


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Q.CALS HELP


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PROJECT NAME: DATE:BLOCK REF: PREPARED BY:PROJECT NO: PAGE NO:

Distribution Board ReferenceCircuit NumberType

2

Type of CableType of Protective Device

2

Correction Factors:Ca - Ambient Temp 3

Ci - Thermal Insulation 4Cp - Protection Device 5

0.03

Groups of Circuits (other than BS3036 fuses)

5

n

1.47

0.12

Maximum Permissable Voltage DropLength of Run (metres) 88

8

1.41

Phase Conductor Resistance ohms/mResistance R1 ohms 44Maximum Disconnection Time 0.4s or 5sMaximum Zs ohmsCPC constant "K" (BS7671)

CPC ohms/mResistance R2 ohms 8Ze 9

61

22

Is Actual Zs Maximum Zs ? If NO, recalculateIf = Uo/Actual ZsTime t from Appendix 3 (BS7671) sec. 8I = 2k = 3

3.27

Actual Size of CPC

CABLE SELECTION CURRENT RATING_VOLTAGE DROP_PROTECTIVECONDUCTOR

Design Current Ib

Protective Device Rating In

Single Circuit Current Rating In/Ca x Ci x Cp = It

Number of circuits (where Ib > 0.3 x Cg x Ib)

Group Rating Factor "Cg" =(from table 4B1, 4B2,4B3)

Are Circuits Liable to Simultaneous Overload?Y/N

Minimum Conductor Rating = Largest It/Ca x Ci =Cable size chosen mm2

mV/A/m Parameter of CableActual Voltage Drop: (Ib x L x mV/A/m) /1000 V

Actual Zs ohms (Radial) Zs = Ze + R1 + R2Actual Zs ohms (Ring) Zs = Ze + 0.25(R1 + R2)

Minimum Size of CPC mm2

Actual Size Acceptable? Y/N

IfNO increase CPC size to mm2

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLES CONV.

It


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Comments

Approved

Date

Cable Schedule Format :

From To

Distribution Board Ref: Circuit No: Type of Cable

SMP 01 @ Lvl 02 1 SMDB/ 64 4C XLPE MCCB

2 SMDB/ 64 4C XLPE MCCB



































DistributionBoardRef:

DesignCurrent /ConnectedLoad (Ib)

Type of ProtectiveDevice


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0


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.CALS HELP


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Derating factor Actual Voltage Drop

Overall factor

0.89 0.57 0.51 126.158 35 128 45 1.15 3.31 6

0.89 0.57 0.51 126.158 35 128 35 1.15 2.58 6

0.89 0.57 0.51 126.158 35 128 45 1.15 3.31 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 35 128 50 1.15 3.68 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 35 128 45 1.15 3.31 6

0.89 0.57 0.51 126.158 35 128 35 1.15 2.58 6

0.89 0.57 0.51 126.158 35 128 45 1.15 3.31 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 35 128 50 1.15 3.68 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 70 197 130 0.6 4.99 6

0.89 0.57 0.51 126.158 35 128 70 1.15 5.152 6

0.89 0.57 0.51 126.158 35 128 80 1.15 5.888 6

0.89 0.57 0.51 126.158 50 155 100 0.87 5.568 6

0.89 0.57 0.51 126.158 35 128 40 1.15 2.944 6

0.89 0.57 0.51 126.158 35 128 60 1.15 4.416 6

0.89 0.57 0.51 126.158 35 128 80 1.15 5.888 6

0.89 0.57 0.51 126.158 50 155 105 0.87 5.846 6

0.89 0.57 0.51 126.158 50 155 100 0.87 5.57 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 35 128 60 1.15 4.42 6

0.89 0.57 0.51 126.158 35 128 35 1.15 2.58 6

0.89 0.57 0.51 126.158 35 128 30 1.15 2.21 6

0.89 0.57 0.51 126.158 35 128 60 1.15 4.42 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.18 6

0.89 0.57 0.51 126.158 50 155 90 0.87 5.011 6

0.89 0.57 0.51 126.158 50 155 75 0.87 4.176 6

0.89 0.57 0.51 126.158 35 128 55 1.15 4.048 6

0.89 0.57 0.51 126.158 35 128 60 1.15 4.416 6

0.89 0.57 0.51 126.158 35 128 40 1.15 2.944 6

0.89 0.57 0.51 126.158 35 128 50 1.15 3.680 6

0.89 0.57 0.51 126.158 35 128 35 1.15 2.58 6

0.89 0.57 0.51 126.158 35 128 43 1.15 3.165 6

0.89 0.57 0.51 126.158 35 128 55 1.15 4.05 6

Protective Devicerating(In)

TemperatureVariation

Groupingfactor

Current afterderating (A)

Cable sizechosenmm2

Cablecurrent rating(A)

Length of run(mtrs)

Parameter ofCablemV/A/m

(Ib x L xmV/A/m)/1000 Vd

MaxPermissableVolt. DropVd


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0.89 0.57 0.51 126.158 35 128 60 1.15 4.416 6

0.89 0.57 0.51 126.158 35 128 65 1.15 4.784 6

0.89 0.57 0.51 126.158 35 128 70 1.15 5.15 6


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Cable Tray Sizes

0.81 32 16 7.8

0.63 32 16 7.8

0.81 32 16 7.8

1.02 33 25 9.7

0.90 32 16 7.8

1.02 33 25 9.7 258.667 300

0.81 32 16 7.8

0.63 32 16 7.8

0.81 32 16 7.8

1.02 33 25 9.7

0.90 32 16 7.8

1.02 33 25 9.7 258.667 300

1.22 39 35 10.9

1.26 32 16 7.8

1.44 32 16 7.8

1.36 33 25 9.7

0.72 32 16 7.8

1.08 32 16 7.8

1.44 32 16 7.8 309.333 300/450

1.43 33 25 9.7

1.36 33 25 9.7

1.02 33 25 9.7

1.08 32 16 7.8

0.63 32 16 7.8

0.54 32 16 7.8

1.08 32 16 7.8

1.02 33 25 9.7 346.667 450

1.22 33 25 9.7

1.02 33 25 9.7

0.99 32 16 7.8

1.08 32 16 7.8

0.72 32 16 7.8

0.90 32 16 7.8 258.667 300

0.63 32 16 7.8

0.77 32 16 7.8

0.99 32 16 7.8

Total Vdin %

CableOverall Diain mm

Cable size ofECC in mm2

Dia of ECCin mm

Actual WidthReq.having25%Tolerance

SelectedTray Size


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1.08 32 16 7.8

1.17 32 16 7.8

1.26 32 16 7.8 256 300


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Electrical Conversion P.F Power Length

1000 0.8 1 5

1250 1.01 8800

Volume Energy Kinematic Viscosity Dynamic Viscosity

1 13650 1 1

35.31 4 0 0

Molar Flowrate Mass Mass Flowrate Heat Flux

1 1 1 1

0.38 2239.97 0.01 3.15

Volumetric Flowrate Density Heat Transfer Coefficient Specific Energy

490 62.4 1 1

288.4 1 0 2326

Pressure Area Thermal Conductivity Specific Heat

14.5 1 1 1

1 10.76 0.02 4186.8


Kilo watts Three Phase hp mile

KVA hp (metric) yard

lb / ft3m 3 Btu centistoke centipoise

ft 3 kW . hr m2 / sec lb / ft . sec

lb-mol / hr Long Ton lb / hr Btu / hr . ft2

Mscf / hr lb kg / min watt / m2

m 3 / hr lb / ft3 Btu / hr . ft2 . F Btu / lb

ft 3 / min gr / cm3 watt / cm2 . C joule / kg

psi m2 Btu / hr . ft . F Btu / lb . F

bar ft2 watt / cm . C joule / kg . C


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Areawise Electrical load requirements.

Project Type: Required Power Load in Kilowatts21937.5

Cooling Strategy Power Factor (P.F) 0.8

Total Area in Sq.m 450000 Required Power Load in KVA 27422

Voltage Drop,Current Ratings of XLPE Multi Core Cables

Length in mtrs Total Voltage Drop (Vd) in Volts

25 75 18.75

Total Voltage Drop in % 4.5732

Voltage Drop,Current Ratings of PVC Multi Core Cables

Length in mtrs Total Voltage Drop (Vd) in Volts

25 75 17.81

Total Voltage Drop in % 4.3445

Under Construction

Connected Load inAmps (A)

Cable Sizein Sq.mm

Connected Load inAmps (A)

Cable Sizein Sq.mm

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLE

Generators, Switchgears, Protective Devices, ELV Solutions, EAircraft Warnings , IP's, Standards , Codes & Advance

Residential

Public District Cooling

4

44


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19

33

28

Approximate No. of 1.5MVATransformer's Required

Max.Current CarryingCapacity of the Selected

cable in Amps (A)

Max.Current CarryingCapacity of the Selected

cable in Amps (A)

S CONV. Q.CALS HELP

rthing, Lightning Protection,Technology Updates


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Instructions

You may move from worksheet to worksheet by clicking on the blue buttonslocated at the top of each worksheet or the blue tabs at the bottom of this workbook.

Enter data in only the white cells with gray borders:

Use the drop down boxes to select the standard values

Create a quick and easy result for the required KVAR rating for the capacitor panel by filling out the w

kVAR calculation" Sheet. As in the calculation format fill the connected load in kilowatts ,initial Power

Power Factor .We will get the required KVAR rating of the capacitor panel for individual sections as w

the exact value or select the next available rating in the market. (Comply with local regulations.)

Use this "Panel sizing calculation sheet" to get the size of the LV panel's. Use drop down box at the T

the height of the Panel. Use the drop down boxes in the format to get the standard ratings of the inco

Select the breaker ratings by using the drop down boxes in the compartments, Note that the down sid

remove (select empty ----------- indicates no compartment) any of the Protective device / Compartme

In this sheet there are two formats for the cable tray selection whereas first format will gives the exact

(ie as per our local regulations) and the second format will be considered as the international standar

Groupings having 50% more for the security reasons notified by the NFPA standards & it should beprojects as well as in highrise buildings.

Floor levels,distance & connected loads at every tapoff can be fill by rows. The Diversity factor applie

the selected Busbar rating is less than the Line current, By selecting the higher size will gives the goo

Uses this Lighting_ Calculation to find the total lumens O/P & number of fittings required for an area

type of fitting in watts and also fill the inputs such as length, Width & height of the area in the white ce

KVAR (Capacitor bank)

Panel

"Check availabilty Height".In such a case, Either replace the Low Rated Protective Device instead of

Tray

BusbarUses this "Busbar_ Voltage drop calculation" sheet to select the Copperbusbar ratings . The consta

in the line current. Select the available standard ratings of bus bars by using the drop down boxes. "I

exceeds the limit.

Light

Building Services Electrical Design Support - Overview / Help

81

INDEX KVAR PANEL TRAY BUSBAR LIGHT CABLES

4


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In this sheet there are two format for Cable schedule. You can customize your format for the cable sc

Enter the value in white cells with grey borders & select the units by using drop down boxes for Unit c

1.5Mega Watt Ampere Transformer's required by filling total area of the project in Square meter, Also

fill the available power factor.

the "Quick Cals" sheet. Enter the "Amps rating,length of cable" in the white cell.Select the "Standard

indicates the selected cable can't carry the connected load, for solution Select the next size cable.

Cable

Conv.

Q.Cals.Area wise Electrical Load requirements:As per CIBSE rule of thumb we can determine the Approxim

Voltage drop.Current ratings of Multicore XLPE & PVC Cables : Create a quick and easy selection of

menu provided in the cell. The Total Voltage drop & Percentage of Votage Drop (Vd) are calculated f
http://localhost/var/www/apps/conversion/tmp/scratch_1/http://localhost/var/www/apps/conversion/tmp/scratch_1/


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hite cells on the "Capacitor bank_

factor (P.F) and correction

ell Bulk. Either select

op left of the format to select

ers & Outgoings.

e dimensions should not be

nt in that particular column.

width with our customised tolerance

with having the expand space factor /

ainly considered in industrial

by us in the white cell is considered

d result if the voltege drop must not

by our recommended lux level &

lls with grey borders.

high rated Protective device or

t values are common for the calculation.

crease (A) rating" indicates that

CONV. Q.CALS HELP


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hedule as per your standard format.

onversions.

select the Type of project,Infra and

Cable Size"by using the drop down

By V.Pradeesh (2007-08)

ate electrical load & Max. Number

cable by filling out the white cells on

or you. "Increase cable size for CCC"

electrical program manual

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