Specification Sheet

293
MODEL CTB
TUBULAR CENTRIFUGAL INLINE BELT DRIVEN FAN
Size 42
MODEL CTB
TUBULAR CENTRIFUGAL INLINE BELT DRIVEN FAN
R
®
AIR
MOVEMENT
AND CONTROL
ASSOCIATION
INTERNATIONAL, INC.
AIR
PERFORMANCE
SOUND
and
S&P USA Ventilation Systems, LLC., Div. of Soler
& Palau Ventilation Group certies that the Models
CTB shown herein are licensed to bear the AMCA
Seal. The ratings shown are based on test and
procedures performed in accordance with AMCA
Publication 211 and AMCA Publication 311 and
comply with the requirement of the AMCA Certied
Ratings Program.
Performance certied is for installation type B: Free inlet, Ducted outlet. Power rating (bhp) includes
transmission losses. Performance ratings do not include the effects of appurtenances.
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5 m) in a hemispherical free eld
calculated per AMCA Standard 301. Values shown are for installation type: B free inlet hemispherical
sone levels.
CFM OV
Static Pressure (Inches W.G.)
0.25 0.5 0.75 1 1.25
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Sones Sones Sones Sones Sones
8300 414
308 1.01 383 1.79 446 2.64 500 3.53 549 4.48
8.7 12 15.2 18.8 23
9300 464
325 1.21 397 2.06 458 2.97 511 3.94 559 4.95
9.8 12.8 16 20 24
10300 514
344 1.44 412 2.36 471 3.34 523 4.38
10.8 13.8 17.2 21
11300 564
363 1.71 428 2.69 485 3.74 536 4.85
11.8 14.9 18.4 23
12300 613
383 2.02 445 3.07 501 4.18 550 5.35
12.9 15.9 19.8 24
13300 663
403 2.38 463 3.49 516 4.67 564 5.91
14.2 17.3 22 26
14300 713
426 2.78 481 3.95 532 5.2
15.7 18.8 23
15300 763
448 3.23 500 4.46 548 5.78
17.2 21
25
16300 813
470 3.73 520 5.03
18.6 23
17300 863
493 4.29 540 5.66
21 25
18300 913
516 4.92 561 6.35
23 27
19300 963
540 5.6
26
20300 1012
563 6.36
28
UL STANDARD 705 for Electrical
UL STANDARD 762 for
Grease Removal