©Johnstone Supply eCatalog 216

VENTILATORS Upblast

Centrifugal Belt Drive Upblast Roof and Wall Ventilators • Permanently lubricated ball bearings (10" thru 24" models) and regreaseable pillow block bearings (30" thru 36" models)

• Power ratings (BHP) do not include drive losses Note: Also available as part part of our Shell Program - ask your store for details Performance shown is for installation type A: free inlet, free outlet. Performance ratings include the effects of birdscreens in the airstream. The sound ratings shown are loudness values in fan sones at 5-ft. (1.5M) in a hemispherical free field calculated per AMCA Standard 301. Values shown for ventilators listed are for installation type A: free inlet fan sone levels.

• 10" thru 24" models are wall mount capable • Open dripproof motors are factory wired with 6' pigtail; single-phase models 1 HP and smaller are wired 115V; three-phase models 2 HP and smaller are wired 220V, 3 HP and larger are wired 440V; voltage is field convertible • Variable pitch motor sheaves allows for 25% speed/CFM reduction • Shipped completely assembled with motor and drive package

OEM Replace ment Motor

Wheel Diam.

Sones @ 0.250" SP

CFM @ 0.250" SP

CFM @ 0.500" SP

CFM @ 0.750" SP

CFM @ 1.000" SP

CFM @ 1.250" SP

Shipping Wt. Lbs.

Each

Order # Mfg. #

HP

RPM

Max. BHP

Single-Phase 115/230V X90-836 5BDU10BB 1/4

1819 1423 1210 1530 1033 1489 1185 1639 1100 1400

10-1/2" 12-1/4" 13-1/2" 13-1/2"

0.25 0.24 0.25 0.50 0.25 0.74 0.33 0.99 0.50 1.02 0.47 0.94 1.41 0.50 1.00 1.50 0.51 1.01 1.50

14.3 11.7 11.5 16.3 11.5 17.8 13.3 20.0 14.2 21.0 11.6 17.5 20.0 13.1 17.1 21.0 11.3 14.3 18.2 15.2

1,089 981 1,266 1,121

855 939

— — 481477 67 — — 481477 73 — — 481477 77 1,538 — 481479 83 — — 481477 97

2245.00 2499.00 2899.00 2745.00 3099.00 3199.00 3145.00 3245.00 3599.00 3445.00 3645.00 3645.00 3845.00 4199.00 4199.00 4099.00 5199.00 5245.00 4999.00 9899.00 12500.00 3199.00 3245.00 3299.00 3599.00 3645.00 3699.00 3645.00 3599.00 4045.00 4099.00 4199.00 4199.00 4399.00 5199.00 5245.00 5045.00 5245.00 9745.00 11500.00 10900.00 13500.00 13500.00

X90-837 X90-839

5BDU12BB 1/4 5BDU13BB-A 1/4

1,543 1,334 1,061 2,042 1,888 1,723

X90-840 5BDU13DB 1/2

X90-842

5BDU15BB 1/4

15" 15" 15" 15"

1,727

1,450 568

X90-844 5BDU15EB 3/4

2,659 2,503 2,325 2,123

1,875

481489 109

X91-199

5BDU15DB 1/2

2,047 — 1,561

587

— — 102

X90-846 5BDU15FB 1 X90-848 5BDU16DB 1/2

2,956 2,817

2,662 2,501 2,307 481488 111

16-1/2" 16-1/2" 18-1/4" 18-1/4" 18-1/4"

2,637 2,370 2,077 1,529

— 481479 101

X90-851 X90-853 X90-855 X90-857 X90-860 X90-862 X90-867 X90-869 X90-871 X90-876 X90-880 X90-850 X90-852 X90-854 X90-856 X90-858 X90-859 X90-863 X90-865 X90-866 X90-868 X90-870 X90-872 X90-873 X90-877 X90-878 X90-879 X90-881 X90-883 X90-847

5BDU16FB 1 5BDU18DB-A 1/2 5BDU18FB 1 5BDU18GB 1-1/2 5BDU20DB-A 1/2

3,478

3,282 3,068 2,844 — 481488 111

928

2,873 2,523 2,070

— — 481479 125

1169 1338

3,756

3,508 3,229 2,914

2,502 481488 134

4,363 4,159

3,923 3,678 3,402 481487 142

800

20" 20" 20"

3,304 2,820 2,005 — — 481479 125

5BDU20FB 1

1010 1155

4,373

4,026 3,643 3,181

1,422 3,750

481488 136 481487 142

X90-864 5BDU20GB 1-1/2

5,086 4,797

4,483 4,136

5BDU24DB 1/2 5BDU24FB 1 5BDU24GB 1-1/2

570 720 820 519 373

24-1/2" 24-1/2" 24-1/2"

4,313

3,239 — — — 481479 149

5,842 5,180

4,310

— — 481488 157

6,818 6,245 5,632 4,800 — 481487 164 6,901 5,709 — — — 481488 435 8,679 6,202 — — — 481488 496

5BDU30FB-A 1 5BDU36FB-A 1

30"

0.94 0.98

36-1/2"

9.4

Three-Phase 208-220/440V X90-843 5BDU15DX-A 1/2 1301

15" 15" 15"

0.5

15.1 17.8

2,282 2,091 1,868 1,572 2,659 2,503 2,325 2,123

— 481451 101

X90-845 5BDU15EX-A 3/4

1489 1639 1100 1260 1400 1169 1338 1473 1010 1155 1270 928

0.74 0.99

1,875

481474 109

5BDU15FX-A 1

20

2,956 2,817

2,662 2,501 2,307 481468 111

X90-849 5BDU16DX-A 1/2

16-1/2" 16-1/2" 16-1/2" 18-1/4" 18-1/4" 18-1/4" 18-1/4"

0.5

14.2 17.4

2,637 2,370 2,077 1,529

— 481451 101

5BDU16EX 3/4 5BDU16FX-A 1 5BDU18DX-A 1/2 5BDU18FX 1 5BDU18GX 1-1/2 5BDU20GX-A 1-1/2 5BDU20HX 2 5BDU24DX-A 1/2 5BDU24FX-A 1 5BDU24GX-A 1-1/2 5BDU18HX 2 5BDU20FX-A 1

0.75 1.02 0.47 0.94 1.41 1.88

3,089 2,864 2,623 2,360 — 481474 102 3,282 3,068 2,844 — 481468 111 3,478

21

11.6 17.5

2,873 2,523 2,070

— — 481451 125

3,756

3,508 3,229 2,914

2,502 481468 134

20 24

4,363 4,159

3,923 3,678 3,402 481872 142

4,842 4,657 4,459 4,238 4,015

481880 137 481468 136 481872 142 481880 139

20" 20" 20"

1

17.1

4,373

4,026 3,643 3,181

1,422 3,750

1.5

21 24

5,086 4,797

4,483 4,136

2

5,647 5,391 5,108

4,823 4,491

570 720 820 900 519 653 887 373 637

24-1/2" 24-1/2" 24-1/2" 24-1/2"

0.51 1.01

11.3 14.3 18.2

4,313

3,239 — — — 481451 149

5,842 5,180

4,310

— — 481468 157

1.5

6,818 7,573

6,245 5,632 4,800 — 481872 164

5BDU24HX 2 5BDU30FX-A 1 5BDU30HX-A 2 5BDU30KX 5 5BDU36FX-A 1 5BDU36KX-A 5

1.99 0.94 1.87 4.69 0.98

22

7,070

6,541

5,945 5,101

481880 164

30" 30" 30"

15.2 18.3

6,901 5,709 — — — 481468 435

9,152

8,319

7,354

6,230 — 481880 440

30

12,883 12,350 11,744 11,100 10,393 481881 464 8,679 6,202 — — — 481468 496 16,708 15,763 14,736 13,573 12,174 481881 521

36-1/2" 36-1/2"

9.4

4.9

23

208

©2023 Johnstone Supply, LLC