Greenheck Fan Series L manual Lb/Lbp, Belt Drive, LB Dimensions, LBP Dimensions, LB-30, LBP-30

LB/LBP 30

Belt Drive

LB Dimensions

50

(1270)

13⁄4	40
(44)	(1016)

291⁄2	63
	(1600)
(749)
		265⁄8	Pa
		(676)	Pressure
	40	81⁄2	Static
		(216)
	(1016)

2.0

5

RPM

E

hp

HP

3

V

Density 0.075 lb/ft3

hp

C

U

R

400

2

M

hp

1.5

E

wg

Y

S

T

1

S

in.

1/2

IS

300

1

hp

Pressure

hp

T

H

835

F

1.0

O

E F

T

714

3/4

200

1/2

hp

L

Static

hp

H

E

T

O

593

1/3

T

0.5

T

hp

C

100

E

472

L

E

S

T

351

O

N

O

230

D

0

0.0

LBP Dimensions

0	2	4	6	8	10	12	14	16
				cfm X 1000

46

(1168)

13⁄4	40
(44)	(1016)

58

23(1473)

(584)

261⁄2

(673)

40

(1016)

0	5	10	15	20	25
			m3/hr X 1000
			LB-30		LBP-30
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			30 (762)		30 (762)
Roof Opening Square			321⁄2 (826)	321⁄2 (826)
Weight*			Galvanized,	Aluminum,
			249 (113)	318 (144)
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	0.25	0.375	0.5	0.625		0.75	1	1.25	1.5	1.75
		230	CFM	3910
			BHP	0.076					MAX. BHP AT A GIVEN RPM - (rpm/512)3
LB/LBP-30-3	1/3		Sones	8.0					MAXIMUM FRPM = 835
			CFM	6221	4729				TIP SPEED = rpm x 7.985
									MAX. MOTOR FRAME SIZE = 184T
		366	BHP	0.31	0.37
			Sones	8.7	5.9
			CFM	6697	5354	4290
		394	BHP	0.38	0.45	0.44
LB/LBP-30-5	1/2		Sones	9.0	6.5	6.0
			CFM	7156	5939	5076
		421	BHP	0.47	0.54	0.55
			Sones	9.7	7.4	6.7
			CFM	8210	7196	6567	5777
LB/LBP-30-7	3/4	483	BHP	0.7	0.8	0.83	0.83
			Sones	12.0	10.7	9.7	8.8
			CFM	8992	8079	7559	6946	6162
LB/LBP-30-10	1	529	BHP	0.92	1.04	1.07	1.1	1.09
			Sones	13.8	12.9	12.1	11.4	10.3
			CFM	9638	8797	8334	7786	7174		6410
		567	BHP	1.14	1.27	1.31	1.34	1.36		1.33
LB/LBP-30-15	11⁄2		Sones	15.3	14.2	13.6	13.0	12.3		11.2
			CFM	10284	9507	9073	8605	8068		7434
		605	BHP	1.38	1.53	1.57	1.61	1.64		1.64
			Sones	16.8	15.7	15.2	14.6	14.1		13.3
			CFM	11338	10639	10257	9863	9419		8933	7737
LB/LBP-30-20	2	667	BHP	1.85	2.02	2.07	2.12	2.16		2.19	2.17
			Sones	19.8	18.6	17.9	17.5	17.1		16.6	14.9
			CFM	11950	11287	10935	10562	10184		9722	8701	7032
LB/LBP-30-30	3	703	BHP	2.17	2.34	2.41	2.46	2.51		2.54	2.57	2.41
			Sones	22	20	19.5	19.1	18.7		18.3	17.0	14.2
			CFM	14194	13635	13356	13062	12747		12432	11728	10951	9965	8478
LB/LBP-30-50	5	835	BHP	3.63	3.84	3.95	4.03	4.09		4.14	4.24	4.33	4.29	4.06
			Sones	27	26	25	25	24		24	23	22	21	18.2

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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