Greenheck Fan SQ/BSQ manual BSQ 80 Belt Drive, 1530

BSQ 80 - Belt Drive

*151⁄2 *14

(394) (356)

1(25)

117⁄8

(302)

1521

(381) (533)

*121⁄2

(318)

15

(381)

Static Pressure Pa

700

600

500

400

300

200

100

0

3.0

E

V

3/4

RPM

R

HP

1/2 hp

U

hp

2.5

C

Density 0.075 lb/ft3

M

E

T

wg

1/3

S

Y

S

2.0

hp

in.

S

I

1/4

H

2645

Pressure

hp

T

F

1.5

O

T

2270

F

E

L

Static

E

1.0

H

1900

T

O

T

T

1530

C

0.5

E

L

E

S

1160

T

O

N

790

DO

0.00

200

400

600

800

1000

1200

cfm

0

500

1000

1500

2000

m3/hr

Damper size = 12 x 12 (305 x 305) Unit weight** = 79 (36)

Housing thickness = 18 ga

Model	Motor	Fan
Number	HP	RPM

80

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.

CFM / Static Pressure in Inches wg

0.125 0.250 0.500 0.750 1.000 1.250 1.500 1.750 2.000 2.500

			CFM	372	298
		1050	BHP	0.049	0.049				MAX Bhp AT A GIVEN RPM = (rpm/2866)3
			Sones	8.0	7.6						MAXIMUM RPM = 2645
										TIP SPEED (ft/min) = rpm x 2.928
			CFM	445	386	206
									MAX NEMA MOTOR FRAME SIZE = 145T
		1207	BHP	0.073	0.075	0.065
									OUTLET VELOCITY (ft/min) = 1.0212 x cfm
			Sones	9.7	9.1	8.2
			CFM	585	542	442	301
80-4	1/4	1520	BHP	0.15	0.15	0.15	0.14
			Sones	13.9	13.5	11.8	10.8
			CFM	652	615	530	426	254
		1676	BHP	0.19	0.20	0.20	0.20	0.17
			Sones	15.9	15.6	14.1	12.9	11.5
			CFM	720	687	613	524	424
		1833	BHP	0.25	0.26	0.26	0.26	0.25
			Sones	17.2	16.9	16.3	15.3	14.3
			CFM	760	728	660	579	486	346
		1926	BHP	0.29	0.30	0.30	0.30	0.30	0.27
80-3	1/3		Sones	18.4	18.3	17.8	17.1	16.9	13.9
			CFM	799	769	704	630	545	452		269
		2018	BHP	0.34	0.34	0.35	0.35	0.34	0.34		0.28
			Sones	19.6	19.5	19.2	18.4	18.1	16.7		13.5
			CFM	861	833	774	708	633	550		442
		2164	BHP	0.41	0.42	0.43	0.43	0.43	0.42		0.40
80-5	1/2		Sones	21	21	21	20	19.6	19.2		17.6
			CFM	924	897	842	784	716	643		563	445
		2310	BHP	0.50	0.51	0.52	0.52	0.52	0.52		0.51	0.48
			Sones	23	23	22	23	21	21		20	19.9
			CFM	995	969	919	865	807	743		671	597	486
		2478	BHP	0.62	0.63	0.63	0.64	0.65	0.65		0.64	0.63	0.59
80-7	3/4		Sones	25	25	24	25	24	23		22	22	23
			CFM	1065	1041	995	945	894	835		773	705	635	395
		2645	BHP	0.75	0.76	0.77	0.78	0.79	0.79		0.78	0.77	0.77	0.65
			Sones	28	28	27	27	27	26		25	24	24	35

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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