Bsq 300 - belt drive – Greenheck Fan SQ User Manual
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37
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.
BSQ 300 - Belt Drive
38
(965)
46
(1168)
41
7
⁄
8
(1064)
46
(1168)
1
1
⁄
2
(38)
*18
(457)
*22
(559)
*34
(864)
Damper size = 42 x 42
(1067 x 1067)
Unit weight** = 537
(244)
Housing thickness = 16 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
Motor
HP
Fan
RPM
CFM / Static Pressure in Inches wg
0.125
0.25
0.5
0.75
1
1.25
1.5
1.75
2
2.25
BSQ-300-7
3/4
410
CFM
6897
6141
BHP
0.57
0.6
Sones
10.4
10.3
449
CFM
7693
7033
4827
BHP
0.75
0.78
0.73
Sones
12.2
11.6
10.5
BSQ-300-10
1
494
CFM
8598
7982
6450
BHP
0.99
1.02
1.04
Sones
14.7
13.8
12.0
BSQ-300-15
1
1
⁄
2
566
CFM
10022
9469
8363
6662
BHP
1.48
1.51
1.57
1.52
Sones
17.2
16.6
15.1
13.5
BSQ-300-20
2
623
CFM
11129 10636
9676
8418
BHP
1.96
2
2.08
2.09
Sones
19.3
19.0
17.7
16.3
BSQ-300-30
3
668
CFM
11997 11546 10647
9617
8157
BHP
2.4
2.46
2.54
2.59
2.52
Sones
21
21
19.8
18.5
17.2
713
CFM
12862 12446 11588 10703
9547
7803
BHP
2.91
2.97
3.06
3.13
3.13
2.95
Sones
23
23
22
21
19.8
18.5
BSQ-300-50
5
757
CFM
13704 13321 12496 11714 10727
9442
BHP
3.47
3.55
3.64
3.73
3.76
3.68
Sones
25
25
24
23
22
21
845
CFM
15380 15041 14307 13604 12860 11957 10839
9309
BHP
4.8
4.9
5.01
5.12
5.2
5.23
5.16
4.93
Sones
27
27
28
27
26
25
24
23
BSQ-300-75
7
1
⁄
2
906
CFM
16538 16221 15548 14870 14237 13481 12576 11497 10099
BHP
5.91
6
6.14
6.25
6.37
6.44
6.44
6.34
6.1
Sones
30
30
31
30
29
29
27
26
26
967
CFM
17693 17396 16776 16124 15526 14888 14171 13273 12242 11047
BHP
7.17
7.27
7.44
7.55
7.67
7.78
7.85
7.82
7.71
7.5
Sones
33
33
34
34
33
33
32
30
29
28
MAX Bhp AT A GIVEN RPM = (rpm/486)
3
MAXIMUM RPM = 967
TIP SPEED (ft/min) = rpm x 7.984
MAX NEMA MOTOR FRAME SIZE = 215T
OUTLET VELOCITY (ft/min) = 0.0826 x cfm
0
10
20
30
40
0
100
200
300
400
500
600
700
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
5
10
15
20
25
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Static Pr
essur
e in. wg
cfm X 1000
m
3
/hr X 1000
Static Pr
essur
e Pa
7 1/2 hp
5 hp
3 hp
2 hp
1 1/2 hp
1 hp
3/4 hp
967
RPM
HP
Density 0.075 lb/ft
3
855
735
615
495
375