Bsq 120, Belt drive – Greenheck Fan Greenheck Centrifugal Inline Fans SQ/BSQ User Manual
Page 28
Performance certified is for installation type B: Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not include the
effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 1.5 m (5 feet) in a hemispherical free field calculated per AMCA International Standard 301. Values shown are
for installation type B: free inlet hemispherical sone levels.
28
BSQ 120
- Belt Drive
Model
Number
Motor
HP
Fan
RPM
CFM / Static Pressure in Inches wg
0.125
0.375
0.750
1.000
1.250
1.500
2.000
2.250
2.500
2.750
120
120-4
1/4
1000
CFM
1026
783
BHP
0.096
0.102
Sones
7.7
7.5
1367
CFM
1471
1311
1020
BHP
0.24
0.25
0.26
Sones
10.9
10.5
10.0
120-3
1/3
1437
CFM
1555
1403
1145
BHP
0.28
0.29
0.30
Sones
11.7
11.3
10.4
1506
CFM
1636
1492
1252
1027
BHP
0.32
0.33
0.35
0.34
Sones
12.5
12.1
11.1
10.2
120-5
1/2
1615
CFM
1764
1631
1418
1245
BHP
0.39
0.41
0.43
0.43
Sones
13.8
13.6
12.4
11.8
1724
CFM
1892
1767
1571
1423
1241
BHP
0.47
0.49
0.52
0.52
0.52
Sones
15.2
15.3
13.8
13.6
12.4
120-7
3/4
1974
CFM
2183
2075
1908
1791
1663
1518
BHP
0.71
0.73
0.76
0.78
0.78
0.78
Sones
19.0
18.9
17.6
16.9
16.4
15.7
120-10
1
2073
CFM
2298
2195
2037
1928
1813
1683
1293
BHP
0.82
0.84
0.88
0.89
0.91
0.91
0.86
Sones
21
21
19.0
18.6
17.9
17.5
15.2
2172
CFM
2413
2314
2164
2062
1953
1836
1553
BHP
0.94
0.97
1.00
1.02
1.04
1.05
1.03
Sones
23
23
21
21
19.7
19.0
17.5
120-15
1
1
⁄
2
2329
CFM
2594
2503
2363
2268
2171
2069
1841
1695
1477
BHP
1.16
1.19
1.22
1.25
1.27
1.28
1.29
1.28
1.23
Sones
26
26
24
23
23
22
21
19.9
18.8
2490
CFM
2779
2694
2563
2475
2387
2294
2093
1984
1852
1682
BHP
1.41
1.44
1.49
1.51
1.54
1.55
1.58
1.58
1.57
1.53
Sones
31
30
27
26
27
26
24
23
23
22
21
(533)
19
(483)
15
7
⁄
8
(403)
19
(483)
1
(25)
*12
1
⁄
2
(318)
*16
(406)
*17
7
⁄
8
(454)
Damper size = 16 x 16
(406 x 406)
Unit weight** = 97
(44)
Housing thickness = 18 ga
MAX Bhp AT A GIVEN RPM = (rpm/2144)
3
MAXIMUM RPM = 2490
TIP SPEED (ft/min) = rpm x 3.436
MAX NEMA MOTOR FRAME SIZE = 145T
OUTLET VELOCITY (ft/min) = 0.5805 x cfm
0
500
1000 1500 2000 2500 3000 3500 4000 4500 5000
0
100
200
300
400
500
600
700
800
900
DO
N
OT
S
EL
EC
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
0
500
1000
1500
2000
2500
3000
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Static Pr
essur
e in. wg
cfm
m
3
/hr
Static Pr
essur
e Pa
1 1/2 hp
1 hp
3/4 hp
1/2 hp
1/3 hp
1/4 hp
2490
2150
1810
1470
1130
790
RPM
HP
Density 0.075 lb/ft
3
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.