Bsq 120 - Belt Drive - Greenheck SQ Brochure & Specs

BSQ 120 - Belt Drive

*17 ⁄
7
8
(454)
1
(25)
15 ⁄
7
8
(403)
19
(483)
Damper size = 16 x 16
(406 x 406)
Unit weight** = 97
(44)
Housing thickness = 20 ga
Dimensions shown in inches (millimeters) and weight is shown in
pounds (kilograms).
*Motor cover is optional. Size may be greater depending on motor.
**Weight shown is largest cataloged Open Drip Proof motor.
Model Number
BSQ-120-4
BSQ-120-3
BSQ-120-5
BSQ-120-7
BSQ-120-10
BSQ-120-15
Performance certified is for installation type B: Free inlet, Ducted outlet. Performance ratings do not include the effects of appurtenances (accessories). Power rating (Bhp)
does not include transmission losses.
The sound ratings shown are loudness values in fan sones at 1.5 m (5 feet) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation
type B: free inlet hemispherical fan sone levels.
24
*16
(406)
*12 ⁄
1
2
(318)
19
(483)
21
(533)
Motor Fan
HP RPM 0.125
CFM 1026
BHP 0.096
1000
Sones 7.7
1/4
CFM 1471
BHP 0.24
1367
Sones 10.9
CFM 1555
BHP 0.28
1437
Sones 11.7
1/3
CFM 1636
BHP 0.32
1506
Sones 12.5
CFM 1764
BHP 0.39
1615
Sones 13.8
1/2
CFM 1892
BHP 0.47
1724
Sones 15.2
CFM 2183
BHP 0.71
3/4 1974
Sones 19.0
CFM 2298
BHP 0.82
2073
Sones 21
1
CFM 2413
BHP 0.94
2172
Sones 23
CFM 2594
BHP 1.16
2329
Sones 26
1 ⁄
1
2 CFM 2779
BHP 1.41
2490
Sones 31
4.0
900
3.5
800
3.0
700
2.5
600
500
2.0
400
1.5
300
1.0
200
0.5
100
0 0.0
0 500 1000
0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000
CFM / Static Pressure in Inches wg
0.375 0.75 1 1.25
783
MAX Bhp AT A GIVEN RPM = (rpm/2144)
0.102
7.5
TIP SPEED (ft/min) = rpm x 3.436
1311 1020
MAX NEMA MOTOR FRAME SIZE = 145T
0.25 0.26
OUTLET VELOCITY (ft/min) = 0.5805 x cfm
10.5 10.0
1403 1145
0.29 0.3
11.3 10.4
1492 1252 1027
0.33 0.35 0.34
12.1 11.1 10.2
1631 1418 1245
0.41 0.43 0.43
13.6 12.4 11.8
1767 1571 1423 1241
0.49 0.52 0.52 0.52
15.3 13.8 13.6 12.4
2075 1908 1791 1663
0.73 0.76 0.78 0.78
18.9 17.6 16.9 16.4
2195 2037 1928 1813
0.84 0.88 0.89 0.91
21 19.0 18.6 17.9
2314 2164 2062 1953
0.97 1 1.02 1.04
23 21 21 19.7
2503 2363 2268 2171
1.19 1.22 1.25 1.27
26 24 23 23
2694 2563 2475 2387
1.44 1.49 1.51 1.54
30 27 26 27
RPM
HP
Density 0.075 lb/ft
1500 2000 2500
cfm
3
m /hr
1.5 2 2.25 2.5
MAXIMUM RPM = 2490
1518
0.78
15.7
1683 1293
0.91 0.86
17.5 15.2
1836 1553
1.05 1.03
19.0 17.5
2069 1841 1695 1477
1.28 1.29 1.28 1.23
22 21 19.9 18.8
2294 2093 1984 1852
1.55 1.58 1.58 1.57
26 24 23 23
3
3000
2.75
3
1682
1.53
22