PerformanceQuantity 1

Volume (CFM) 7,500External SP (in. wg) 6

Total SP (in. wg) 6Operating Power (hp) 10.84

Start-Up Power (hp) 10.84Fan RPM 2381

Max Fan RPM 2,498Oper. Frequency (Hz) 60

Elevation (ft) 3,304Start-up Temp.(F) 70

Operating Temp.(F) 70

Fan ConfigurationConstruction Type Welded Scroll

Size 20Class II

Arrangement 10Rotation CW

Discharge Position UBSpark Resistance None

Scroll Material StainlessWheel Material Stainless

Inlet Cone Material StainlessPedestal Material Steel

Equipment WeightsFan (LMD)(lb) 323

Motor/Drive (lb) 277Accessories (lb) 52

Misc Fan DataFEG 80

Outlet Velocity (ft/min) 3,261Static Efficiency (%) 68

Tip Speed (ft/min) 12,468

Motor and DrivesMotor Supplier Greenheck

Size (hp) 15RPM 1725

Enclosure TEFCVoltage 460

Cycle 60Phase 3

Frame Size 254TMax Frame Size 256

Location CenteredPulley Type Constant

Drive Loss (%) 3.5Drives Multiple

Drive Service Factor 1.5

Model: 20-CSW-BI-41-10-II-150Series 41 Backward Inclined Single Width

Operating Performance

Sound Power by Octave BandSound Data 62.5 125 250 500 1000 2000 4000 8000 LwA dBA Sones

Inlet 96 95 96 99 93 91 87 82 100 88 55Outlet 105 98 98 100 96 93 88 82 102 90 63

LwA - A weighted sound power level, based on ANSI S1.4dBA - A weighted sound pressure level, based on 11.5 dB attenuation per octave band at 5 ft- dBA levels are not licensed by AMCA InternationalSones - calculated using AMCA 301 at 5 ft

7/6/2015Printed Date: 12429 EDI KAIROS 06JUL15 (MINA)Job:

BLOWER - 01Mark:

CAPS 4.17.1964 \\RECEPCION\Strong\JOBS DE GREENHECK\12429 EDI KAIROS 06JUL15 (MINA).gfcj Page 1 of 3

Model: 20-CSW-BI-41-10-II-150Series 41 Backward Inclined Single Width

Standard Construction Features:HOUSING: Series 41 class I, II, III and IV fans feature continuously welded housing on all sizes - Inletcollars on Arr. 1, 9, 10 - Punched outlet flange standard (except for downblast fans - DB) on sizes 33-73class I and II, all sizes class III and IV - All structural steel parts phosphatized and coated with PermatectorBEARINGS, SHAFT, AND WHEEL: Heavy duty, self-aligning ball or roller pillow block bearings - Polished,solid steel shafts - Welded centrifugal wheel

Selected Options & Accessories:NEMA Premium Efficient Motor - meets NEMA Table 12-12Motor with Class B InsulationCoated with Hi-Pro Polyester, Concrete Gray-RAL 7023, Fan and Attached AccessoriesBearings - L(10) Life of 80k HoursHousing - Welded ScrollStainless Steel ShaftInlet Connection - Slip FitOutlet Connection - Outlet Flange, PunchedWeatherhood - Steel

7/6/2015Printed Date: 12429 EDI KAIROS 06JUL15 (MINA)Job:

BLOWER - 01Mark:

CAPS 4.17.1964 \\RECEPCION\Strong\JOBS DE GREENHECK\12429 EDI KAIROS 06JUL15 (MINA).gfcj Page 2 of 3

CONNECTIONS

SHAFT DIA 1.69KEYWAY

4 X 0.38 X 0.21

END VIEW

WEATHERHOOD

HO

US

ING

CE

NTE

RLI

NE

0.446 Holes

FAN FOOTPRINT

SHAFTCENTERLINE

25.19 INLET OD

INLET 0.44 DIA. 14 HOLES OUTLET

*SIDE VIEW IS VIEWED FROM DRIVE SIDE

SIDE VIEW

*FANS ARE SUBJECT TO .125 INCH TOLERANCE*DUE TO CONTINUAL IMPROVEMENTS DIMENSIONS MAY CHANGE

50.47

25.19 Slip Fit O.D.

15.7211.11 (To Slip Fit Inlet)39.453.25 (To Slip Fit Inlet)

50.47

13.66

13.66

8.86

12.86

23.66

4.09

15.72

21.08

19.72

25.08

1.00

1.00

5.86

6.00 TYP5.86

5.546.00 TYP

21.59

37.73

26.70

17.41

44.11

30.03

Model: 20-CSW-BI-41-10-II-150 Series 41 Backward Inclined Single Width

Notes: All dimensions shown are in units of in.

7/6/2015Printed Date: 12429 EDI KAIROS 06JUL15 (MINA)Job:

BLOWER - 01Mark:

CAPS 4.17.1964 \\RECEPCION\Strong\JOBS DE GREENHECK\12429 EDI KAIROS 06JUL15 (MINA).gfcj Page 3 of 3