Roof Downblast - Exhaust Belt Drive
GB-360
583⁄4
(1492)
*381⁄2 | (Pa)Pressure | |
(978) | ||
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87⁄8 (225) | Static | |
13⁄4 (44) |
46
(1168)
Damper Size = 36 x 36 (914 x 914) Roof Opening = 381/2 x 381/2 (978 x 978) Shroud Thickness = 0.080 (2.0) Motor Cover Thickness = 0.064 (1.6) Curb Cap Thickness = 0.080 (2.0) ^Approximate Unit Weight = 415 lbs. (188 kg)
All dimensions in inches (millimeters).. *May be greater depending on motor. ^Weight shown is largest cataloged Open
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| RPM (Belt) |
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| Density 0.075 lb/ft3 |
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| Density 1.2 kg/m3 |
wg) |
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| C | U | R | |
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| T | E |
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Pressure |
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Volume (cfm x 1000)
Volume (m3/hr x 1000)
Motor | Fan |
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| Static Pressure in Inches wg |
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HP | RPM |
| 0 | 0..125 | 0..25 | 0..375 | 0..5 | 0..625 | 0..75 | 1 | 1..25 |
| 1..5 |
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360 |
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| CFM | 8024 | 7070 | 5804 |
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| 300 | BHP | 0..40 | 0..43 | 0..44 |
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| MAXIMUM BHP AT A GIVEN RPM = (RPM/394)3 |
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| Sones | 7..6 | 6..6 | 5..6 |
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1/2 |
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| MAXIMUM RPM = 685 |
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| CFM | 8693 | 7830 | 6756 | 5001 |
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| TIP SPEED (ft/min) = RPM x 9.425 |
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| 325 | BHP | 0..51 | 0..54 | 0..56 | 0..51 |
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| MAXIMUM MOTOR FRAME SIZE = 215T |
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| Sones | 8..7 | 7..7 | 6..8 | 5..6 |
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| CFM | 9763 | 9024 | 8109 | 7013 |
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3/4 | 365 | BHP | 0..72 | 0..76 | 0..79 | 0..78 |
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| Sones | 10..8 | 10..0 | 8..9 | 7..9 |
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| CFM | 10966 | 10330 | 9558 | 8686 | 7641 |
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1 | 410 | BHP | 1..02 | 1..07 | 1..11 | 1..12 | 1..11 |
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| Sones | 13..7 | 13..3 | 11..9 | 10..9 | 9..6 |
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| CFM | 12304 | 11737 | 11085 | 10360 | 9568 | 8607 |
| 7096 |
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11⁄2 | 460 | BHP | 1..45 | 1..50 | 1..55 | 1..58 | 1..59 | 1..56 |
| 1..46 |
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| Sones | 15..9 | 15..6 | 14..8 | 14..1 | 13..1 | 12..1 |
| 10..9 |
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| CFM | 12919 | 12379 | 11776 | 11109 | 10355 | 9517 |
| 8488 |
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| 483 | BHP | 1..67 | 1..73 | 1..78 | 1..82 | 1..83 | 1..83 |
| 1..78 |
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2 |
| Sones | 17..0 | 16..7 | 16..1 | 15..5 | 14..8 | 13..7 |
| 12..9 |
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| CFM | 13507 | 12991 | 12431 | 11795 | 11096 | 10368 |
| 9473 |
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| 505 | BHP | 1..91 | 1..97 | 2..02 | 2..07 | 2..09 | 2..10 |
| 2..07 |
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| Sones | 18..1 | 17..8 | 17..3 | 16..8 | 16..5 | 15..5 |
| 14..7 |
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| CFM | 14524 | 14043 | 13551 | 12959 | 12350 | 11679 |
| 10965 | 8917 |
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| 543 | BHP | 2..38 | 2..44 | 2..5 | 2..55 | 2..59 | 2..60 |
| 2..60 | 2..46 |
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3 |
| Sones | 20 | 19..8 | 19..4 | 18..9 | 18..6 | 17..8 |
| 16..9 | 15..6 |
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| CFM | 15513 | 15064 | 14614 | 14077 | 13523 | 12917 |
| 12289 | 10813 |
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| 580 | BHP | 2..90 | 2..96 | 3..03 | 3..09 | 3..14 | 3..17 |
| 3..18 | 3..13 |
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| Sones | 22 | 22 | 22 | 21 | 21 | 20 |
| 19..1 | 17..6 |
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| CFM | 16931 | 16519 | 16107 | 15654 | 15146 | 14639 |
| 14072 | 12892 | 11465 |
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| 633 | BHP | 3..77 | 3..84 | 3..91 | 3..98 | 4..04 | 4..10 |
| 4..12 | 4..13 | 4..05 |
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5 |
| Sones | 26 | 25 | 25 | 24 | 24 | 23 |
| 23 | 21 | 19..7 |
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| CFM | 18322 | 17941 | 17560 | 17179 | 16711 | 16243 |
| 15774 | 14710 | 13535 |
| 12119 |
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| 685 | BHP | 4..77 | 4..85 | 4..93 | 5..01 | 5..07 | 5..14 |
| 5..20 | 5..23 | 5..21 |
| 5..10 |
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| Sones | 30 | 30 | 29 | 29 | 28 | 28 |
| 26 | 24 | 23 |
| 22 |
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Performance certified is for installation type A: Free inlet, Free outlet. Power rating (BHP) does not include transmission losses. Performance ratings include the effects of a birdscreen. The sound ratings shown are loudness values in hemispherical sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: free inlet hemispherical sone levels.
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