Sq 140 - direct drive – Greenheck Fan SQ User Manual
Page 18
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Performance certified is for installation type B: Free inlet, Ducted outlet. 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 Standard 301. Values shown are for installation
type B: free inlet hemispherical fan sone levels.
SQ 140 - Direct Drive
Model Number
Motor
HP
Fan
RPM
CFM / Static Pressure in Inches wg
0
0.25
0.375
0.5
0.625
0.75
1
1.375
1.5
1.75
SQ-140-C
1/8
860
CFM
1637
1316
1033
BHP
0.12
0.13
0.13
Sones
7.0
6.2
5.9
SQ-140-B
1/3
1140
CFM
2170
1942
1818
1666
1446
1121
BHP
0.27
0.29
0.3
0.3
0.3
0.27
Sones
10.8
10.1
10.0
9.8
9.6
9.4
SQ-140-A
1
1725
CFM
3283
3139
3065
2985
2905
2825
2645
2268
2085
1624
BHP
0.93
0.97
0.98
1
1.01
1.03
1.03
1.03
1.01
0.93
Sones
20
19.3
19.0
18.7
18.6
18.4
18.2
17.2
16.7
15.9
0
1000
2000
3000
4000
5000
0
100
200
300
400
500
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
3500
0.0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
Static Pr
essur
e in. wg
cfm
m
3
/hr
Static Pr
essur
e Pa
1725
1140
860
RPM
Density 0.075 lb/ft
3
Damper size = 20 x 20
(508 x 508)
Unit weight** = 104
(47)
Housing thickness = 18 ga
Outlet velocity = 0.364 x cfm
Dimensions shown in inches (millimeters) and weight is
shown in pounds (kilograms).
*May be greater depending on motor.
**Weight shown is largest cataloged Open Drip Proof motor.
22
(559)
23
(584)
*19
7
⁄
8
(505)
23
(584)