©Johnstone Supply eCatalog 216

VENTILATORS Filtered Supply

Centrifugal Belt Drive Filtered Supply Ventilators • Designed to provide filtered supply air in industrial and commercial applications • Includes one set of 1" washable aluminum filters • Lifting lugs are standard on all sizes • Permanently lubricated maintenance-free bearings • Galvanized metal housing and base • Roof or wall mountable (15" models are roof mount only) • 120/130V • All ventilators are UL Standard 705 listed power ventilators

• All motor and drive packages comply with the minimum efficiency levels of EPAct ‘92; affected motors bear the seal • Variable pitch motor sheaves allows for 25% speed/CFM reduction • Shipped completely assembled with motor and drive package • Power ratings (BHP) do not include drive losses Performance ratings include the effects of filters in the airstream. Performance shown is for installation type B: free inlet, ducted outlet.

OEM Replacement Motor

Shipping Wt. Lbs.

LWA 0.250" SP

CFM @ 0.250" SP

CFM @ 0.500" SP

CFM @ 0.750" SP

CFM @ 1.000" SP

Each

Order # Mfg. #

HP

Wheel Diam. RPM

Max. BHP

X90-919 X90-921

5FSU10DB 1/2 5FSU10FB 1

10" 10" 15"

870

0.58 1.13 1.56

82 84 81

2,000 2,679 4,216

1,558 2,368 3,616

334

— 481513 190

4545.00 4745.00 6545.00

1090

2,011 2,780

1,420 1,079

481488 202 481487 311

X90-933 5FSU15GB 1-1/2

745

Optional Accessories Roof Curbs Non-Vented* Order #

Dimensions (In.)

Wheel Diam. (In.)

Blower Opening (In.)

A

B

C

D

E

10 15

11-3/8 x 13-3/8 15-7/8 x 18-5/8

30

25 32

21 26

22 30

1-1/2

X90-743 X90-745

34-1/2

2

Wall Mount Cabinet Exhaust Fans • Designed for use with medium-duty applications such as factories, warehouses, foundries and laundries • Shipped completely assembled with wall shutter and guard • Wall-mounting brackets included • Galvanized steel construction with baked-on powder-coated propellers • Low RPM for quiet operation • 60 Hz, single- or three-phase, TEAO ball bearing type motors • Variable pitch motor sheaves allows for 25% speed/CFM reduction • Maximum operating inlet temperature is 120°F

• High efficiency propellers and press-fit pillow block bearings • Guards comply with OSHA Standard 1910.212, 1/2" max. opening requirement Performance shown is for installation type A: free inlet, free outlet. Performance ratings include the effects of shutter and guard in air stream. The sound ratings shown are loudness values in fan sones at 5-Ft. in a hemispherical free field calculated per AMCA Standard 301. Values shown are for free inlet sone levels on exhaust and free outlet sone levels on supply.

Prop. Diam.

Sones @ 0.125" SP

CFM @ 0.000" SP

CFM @ 0.125" SP

CFM @ 0.250" SP

Shipping Wt. Lbs.

Each

Order # Mfg. #

HP RPM F/L Amps 1/2 800 7.0/3.5 3/4 680 9.8/4.9

Volts

Phase

OEM Replacement Motor

X90-653 1WMC24D2 24" X90-655 1WMC30E2 30" X90-656 1WMC30FY 30"

115/230 115/230

1 1

16.1 5,230 16.7 8,645

4,410 7,430

3,530 5,835

123 176 176 196 196

481864 481888 481473 481871 481470

3645.00 4299.00 4545.00 4899.00 4899.00

1 1

750 3.4/1.7 585 12.6/6.3

208-220/440 3

22 20 26

9,535

8,455 7,130

X90-657

1WMC36F2 36"

115/230

1

12,395 10,640 8,125 14,345 12,880 11,160

X90-658 1WMC36GY 36"

1-1/2 677 4.9-4.8/2.4 208-220/440 3

Dimensions (In.)

Optional Accessories

Prop. Diam. (In.)

Weatherhood Order #

A Sq.

B

24 30 36 42 48

28-1/4 34-1/4 40-1/4 46-1/4 54-1/4

24-1/4 25-1/4 26-1/4 28-1/4 28-1/4

X90-516 X90-521

—

X90-531 X90-537

213

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