Sq 70-75, Direct drive – Greenheck Fan Greenheck Centrifugal Inline Fans SQ/BSQ User Manual
Page 16
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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 International Standard 301. Values shown are
for installation type B: free inlet hemispherical sone levels.
1
(25)
0
100
200
300
400
500
600
0
20
40
60
80
100
120
0
50
100
150
200
250
300
350
400
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
075-E
070-E
Static Pr
essur
e (in. wg)
075-G
070-G
075-D
070-D
075-VG
070-VG
Volume (cfm)
Volume (m
3
/hr)
Static Pr
essur
e (Pa)
RPM (Direct)
RPM (Vari Green)
Density 0.075 lb/ft
Density 1.2 kg/m
3
3
DO
N
O
T
SE
LE
C
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
Damper size = 9 x 9
(229 x 229)
Unit weight** = 26
(12)
Housing thickness = 18 ga
Outlet velocity = 1.828 x cfm
Dimensions shown in inches (millimeters) and weight is
shown in pounds (kilograms).
**Weight shown is largest cataloged Open Drip Proof motor.
SQ 70-75
- Direct Drive
Motor HP
Fan RPM
CFM / Static Pressure in Inches wg
Direct
0.000
0.100
0.125
0.150
0.200
0.250
0.300
0.350
0.375
0.400
70
VG-1/6
E-1/100
1050
CFM
212
141
119
87
BHP
0.01
0.01
0.01
0.01
Sones
2.7
1.7
1.5
1.5
G-1/50
1300
CFM
263
205
191
176
140
77
BHP
0.02
0.02
0.0
0.02
0.02
0.02
Sones
4.1
3.4
3.3
3.1
2.9
2.5
D-1/30
1550
CFM
313
265
252
240
216
190
155
99
67
BHP
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
Sones
5.6
5.2
5.1
5.1
4.9
4.7
4.5
4.2
4.0
1725
CFM
348
306
295
283
262
240
216
187
171
148
BHP
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.04
Sones
6.8
6.7
6.6
6.6
6.5
6.4
6.2
6.0
5.9
5.8
75
VG-1/6 E-1/100
1050
CFM
241
167
147
124
BHP
0.01
0.01
0.01
0.01
Sones
3.6
2.9
2.8
2.6
G-1/50
1300
CFM
299
239
225
209
176
133
BHP
0.02
0.02
0.020
0.02
0.02
0.02
Sones
4.1
3.7
3.7
3.7
3.6
3.5
D-1/30
1550
CFM
356
307
294
282
257
229
202
165
137
99
BHP
0.03
0.03
0.04
0.04
0.04
0.04
0.03
0.03
0.03
0.03
Sones
6.1
5.5
5.4
5.3
5.1
4.9
4.9
4.8
4.8
4.8
1725
CFM
396
353
341
330
307
285
260
235.0
223
206
BHP
0.04
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
Sones
8.0
7.2
7.0
6.8
6.5
6.2
6.1
6.0
6.0
6.0
13
(330)
12
(305)
8
7
⁄
8
(225)
12
(305)