Sq 120-Direct Drive - Greenheck SQ Brochure & Specs

SQ 120
- Direct Drive
1
(25)
15 ⁄
7
8
(403)
19
(483)
Damper size = 16 x 16
(406 x 406)
Unit weight** = 67
(30)
Housing thickness = 18 ga
Outlet velocity = 0.571 x cfm
Dimensions shown in inches (millimeters) and weight is
shown in pounds (kilograms).
**Weight shown is largest cataloged Open Drip Proof motor.
Motor HP
Fan RPM
Direct
120
VG-1/2
C-1/8
860
B-1/6
1140
A-1/2
1725
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.
20
400
350
19
300
(483)
250
200
21
(533)
150
100
50
0.000 0.125
CFM 971 843
BHP 0.05 0.06
Sones 4.4 4.1
CFM 1287 1190
BHP 0.12 0.12
Sones 7.4 7.2
CFM 1948 1884
BHP 0.41 0.42
Sones 14.7 14.1
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0 0.0
0 500
0 500 1000
CFM / Static Pressure in Inches wg
0.250 0.375 0.500 0.625
704
0.06
3.3
1095 992 873 693
0.13 0.14 0.14 0.13
7.0 6.3 5.9 5.8
1819 1754 1692 1629
0.42 0.44 0.45 0.46
13.8 13.6 13.5 13.4
RPM (Direct)
RPM (Vari Green)
Density 0.075 lb/ft
Density 1.2 kg/m
1000 1500
Volume (cfm)
1500 2000 2500 3000
3
Volume (m /hr)
0.750 1.000 1.250
1563 1417 1240
0.46 0.48 0.48
13.2 12.6 11.9
3
3
2000
1.375
1128
0.47
11.7