Greenheck Fan manual BSQ 70 - Belt Drive, 2486, 2150, 1810

BSQ 70 - Belt Drive

*151⁄2	*14
(394)	(356)
					600		2.5					E
												V						RPM
												R	1/2
									1/3			U	hp					HP
												C
							2.0				hp	M					Density 0.075 lb/ft3
1 (25)												E
							1/4					T
												S
						StaticPressurein.wg				hp		Y
												S
			1								S
		*12 ⁄2		StaticPressurePa	400						I
											H
		(318)					1.5				T
											F
											O
117⁄8											T				2486
											F
											E
(302)											L
							1.0				E				2150
											H
			15								T
					200						O
		(381)									T				1810
											T
											C
							0.5				E
											L
											E			1470
										S
										T
									N	O			1130
								O				790
							D
15	21				0		0.00				100		200		300		400	500	600
(381)	(533)														cfm
Damper size = 12 x 12 (305 x 305)							0					200			400	600		800	1000
															m3/hr
Unit weight** = 76 (34)
Housing thickness = 20 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 Number	Motor	Fan					CFM / Static Pressure in Inches wg
	HP	RPM		0.125	0.25		0.5				0.625		0.75		1	1.25	1.5	1.75	2
			CFM	184	129								MAX Bhp AT A GIVEN RPM = (rpm/3084)3
		1050	BHP	0.039	0.037
															MAXIMUM RPM = 2486
			Sones	8.0	7.5
													TIP SPEED (ft/min) = rpm x 2.928
			CFM	251	211		117
													MAX NEMA MOTOR FRAME SIZE = 145T
			BHP	0.077	0.076		0.068
		1313											OUTLET VELOCITY (ft/min) = 1.0212 x cfm
			Sones	11.0	10.4		9.2
			CFM	284	249		169				122
		1445	BHP	0.103	0.102		0.097				0.09
			Sones	12.8	12.3		10.7				10.3
			CFM	314	284		213				175		131
BSQ-70-4	1/4	1577	BHP	0.13	0.13		0.13				0.12		0.12
			Sones	14.9	14.6		12.7				11.9		11.4
			CFM	345	318		254				220		184		97
		1709	BHP	0.17	0.17		0.17				0.16		0.16		0.14
			Sones	16.1	15.9		14.5				13.9		13.3		12.4
			CFM	375	351		293				262		231		159
		1840	BHP	0.21	0.21		0.21				0.21		0.2		0.19
			Sones	17.3	17.0		16.4				16.0		15.4		14.5
			CFM	405	384		331				302		273		212	142
		1972	BHP	0.26	0.26		0.26				0.25		0.25		0.24	0.22
			Sones	19.2	19.1		18.6				18.2		17.9		17.7	16.5
			CFM	428	408		360				332		305		249	184	103
		2072	BHP	0.3	0.3		0.3				0.3		0.29		0.29	0.27	0.24
BSQ-70-3	1/3		Sones	20	20		19.9				19.5		19.1		18.5	18.2	16.8
			CFM	450	431		387				361		335		282	224	161
		2172	BHP	0.34	0.35		0.35				0.34		0.34		0.33	0.32	0.3
			Sones	21	21		21				21		20		19.7	19.2	18.8
			CFM	486	467		428				406		381		332	283	225	166
		2329	BHP	0.43	0.43		0.43				0.43		0.42		0.42	0.41	0.39	0.36
BSQ-70-5	1/2		Sones	23	23		23				23		23		22	21	20	21
			CFM	521	504		468				447		426		380	334	287	232	176
		2486	BHP	0.52	0.52		0.52				0.52		0.52		0.51	0.5	0.49	0.47	0.44
			Sones	25	25		25				25		25		24	23	22	22	23

Performance certified is for installation type B: Free inlet, Ducted outlet. Performance ratings do not include the effects of appurtenances (accessories). Power rating (Bhp) does not include transmission losses.

The sound ratings shown are loudness values in fan sones at 1.5 m (5 feet) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation

20type B: free inlet hemispherical fan sone levels.