Greenheck Fan SQ/BSQ manual BSQ 120 - Belt Drive

BSQ 120 - Belt Drive

*177⁄8 *16

(454) (406)

1(25)

157⁄8

(403)

19	21
(483)	(533)

*121⁄2

(318)

19

(483)

Static Pressure Pa

900

800

700

600

500

400

300

200

100

0

4.0

1

RPM

1

1/2

E

hp

3.5

hp

HP

V

R

Density 0.075 lb/ft3

U

3.0

3/4

M

C

wg

hp

E

T

S

Y

in.

2.5

1/2

S

S

Pressure

I

T

H

1/3

hp

F

2490

2.0

hp

O

T

F

1/4

E

L

Static

1.5

hp

E

2150

H

O

T

1.0

T

T

1810

C

E

1470

L

E

0.5

S

T

O

1130

N

790

O

D

0.00

500

1000

1500

2000

2500

3000

cfm

0

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

m3/hr

Damper size = 16 x 16 (406 x 406) Unit weight** = 97 (44)

Housing thickness = 18 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	Motor	Fan
Number	HP	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

	CFM	1026	783
1000	BHP	0.096	0.102
	Sones	7.7	7.5
	CFM	1471	1311	1020
1367	BHP	0.24	0.25	0.26
	Sones	10.9	10.5	10.0

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

			CFM	1555	1403	1145
		1437	BHP	0.28	0.29	0.30
120-3	1/3		Sones	11.7	11.3	10.4
			CFM	1636	1492	1252	1027
		1506	BHP	0.32	0.33	0.35	0.34
			Sones	12.5	12.1	11.1	10.2
			CFM	1764	1631	1418	1245
		1615	BHP	0.39	0.41	0.43	0.43
120-5	1/2		Sones	13.8	13.6	12.4	11.8
			CFM	1892	1767	1571	1423	1241
		1724	BHP	0.47	0.49	0.52	0.52	0.52
			Sones	15.2	15.3	13.8	13.6	12.4
			CFM	2183	2075	1908	1791	1663	1518
120-7	3/4	1974	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
			CFM	2298	2195	2037	1928	1813	1683	1293
		2073	BHP	0.82	0.84	0.88	0.89	0.91	0.91	0.86
120-10	1		Sones	21	21	19.0	18.6	17.9	17.5	15.2
			CFM	2413	2314	2164	2062	1953	1836	1553
		2172	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
			CFM	2594	2503	2363	2268	2171	2069	1841	1695	1477
		2329	BHP	1.16	1.19	1.22	1.25	1.27	1.28	1.29	1.28	1.23
120-15	11⁄2		Sones	26	26	24	23	23	22	21	19.9	18.8
			CFM	2779	2694	2563	2475	2387	2294	2093	1984	1852	1682
		2490	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

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.

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