Greenheck Fan Series L manual Lb/Lbp, Belt Drive, LB Dimensions, LBP Dimensions, LB-10, LBP-10

LB/LBP 10

Belt Drive

LB Dimensions

28

(711)

13⁄4	22
(44)	(559)

171⁄4	39
	(991)
(438)
		17	Pa
			Pressure
		(432)
22	31⁄4		Static
	(85)
(559)

1.4

1/4

1/3

hp

hp

RPM

300

1.2

E

HP

R

V

Density 0.075 lb/ft3

U

C

wg

M

250

1.0

T

E

1767

Y

S

in.

S

IS

200

Pressure

0.8

T

H

F

O

150

0.6

L

E

F T

1534

Static

E

H

T

1300

100

0.4

O

T

T

E

C

L

1067

50

0.2

E

S

T

O

833

N

600

O

D

0

0.0

LBP Dimensions

0	200	400	600	800	1000	1200	1400	1600
				cfm

	28
	(711)
13⁄4	22
(44)	(559)

381⁄2

14(978)

(356)

325⁄8

(829)

17

(432)

0	500	1000	1500	2000	2500
			m3/hr

	LB-10	LBP-10
Hood Thickness	22 ga	-
Cover Thickness	-	0.064 (0.029)
Louver Thickness	-	0.081 (0.036)
Curb Cap Thickness	0.064 (0.029)	0.064 (0.029)
Damper Size Square	12 (305)	12 (305)
Roof Opening Square	141⁄2 (368)	141⁄2 (368)
Weight*	Galvanized,	Aluminum,
	56 (25)	99 (45)

All dimensions are in inches (millimeters). Weight in pounds (kilograms). *Weight shown is the largest cataloged Open Drip Proof motor. See page 8 for severe duty LBP dimensions.

Model	Motor	Fan					CFM / Static Pressure in Inches wg
Number	HP	RPM		0	0.125	0.25	0.375	0.5		0.625	0.75	0.875	1	1.125
			CFM	539	351
		600							MAX. BHP AT A GIVEN RPM - (rpm/2476)3
			BHP	0.013	0.014
									MAXIMUM FRPM = 1767
			Sones	3.0	1.6
									TIP SPEED = rpm x 2.913
			CFM	639	500
									MAX. MOTOR FRAME SIZE = 56
		712	BHP	0.021	0.024
			Sones	3.6	2.3
			CFM	841	746	623
		937	BHP	0.048	0.053	0.054
			Sones	5.1	4.3	3.6
			CFM	942	855	759	625
		1049	BHP	0.067	0.073	0.076	0.075
			Sones	5.9	5.3	4.7	4.2
			CFM	1043	963	887	780	618
LB/LBP-10-4	1/4	1162	BHP	0.091	0.097	0.103	0.103	0.099
			Sones	6.9	6.3	5.9	5.4	4.7
			CFM	1144	1070	1004	917	818
		1274	BHP	0.12	0.13	0.13	0.14	0.14
			Sones	8.0	7.5	7.1	6.8	6.3
			CFM	1244	1177	1114	1047	953		861
		1386	BHP	0.15	0.16	0.17	0.18	0.18		0.17
			Sones	9.2	8.8	8.4	8.2	7.9		7.3
			CFM	1346	1283	1224	1168	1093		1006	910
		1499	BHP	0.19	0.2	0.21	0.22	0.22		0.22	0.22
			Sones	10.0	9.8	9.5	9.3	8.8		8.3	7.8
			CFM	1446	1388	1331	1280	1220		1142	1064	970
		1611	BHP	0.24	0.25	0.26	0.27	0.28		0.28	0.28	0.27
			Sones	11.2	10.9	10.7	10.4	10.1		9.5	9.0	8.5
			CFM	1516	1461	1406	1356	1304		1237	1158	1087	980
		1689	BHP	0.28	0.29	0.3	0.31	0.32		0.32	0.32	0.32	0.31
LB/LBP-10-3	1/3		Sones	12.2	11.9	11.6	11.3	11.0		10.6	9.9	9.5	8.9
			CFM	1587	1533	1480	1432	1385		1327	1254	1182	1112	997
		1767	BHP	0.32	0.33	0.34	0.35	0.36		0.36	0.36	0.36	0.36	0.36
			Sones	13.5	13.0	12.6	12.2	11.9		11.7	11.0	10.5	10.1	9.5

Performance certified is for installation type A: Free inlet, Free outlet. Power rating (Bhp) does not include transmission losses. Performance ratings include the effects of a birdscreen in the airstream. The sound ratings shown are loudness values in fan sones at 5 feet (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: Free inlet hemispherical sones.

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