Greenheck Fan manual USGF-160 - Belt Drive, 193⁄, MAXIMUM BHP AT A GIVEN RPM = RPM/1365

USGF-160 - Belt Drive

287⁄ 8

(733)

293⁄4*

193⁄ 8 (756)

(492)

26	13⁄4
(660)	(44)

Roof Opening = 181/2 x 181/2 (470 x 470) Windband Thickness = 0.051 (1.3) Motor Cover Thickness = 0.040 (1.0) Curb Cap Thickness = 0.064 (1.6) ^Approximate Unit Weight = 131 lb. (59 kg)

All dimensions in inches (millimeters). *May be greater depending on motor.

^Weight shown is largest cataloged Open Drip Proof motor.

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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	1	1.25	1.5
USGF-160-4	1/4		CFM	2098	1905	1669	1389
		730	BHP	0.13	0.15	0.15	0.15	MAXIMUM BHP AT A GIVEN RPM = (RPM/1365)3
			Sones	8.1	8.0	7.8	7.8			MAXIMUM RPM = 1390
										TIP SPEED (ft/min.) = RPM x 4.352
			CFM	2236	2058	1843	1596
									MAXIMUM MOTOR FRAME SIZE = 145T
		778	BHP	0.16	0.18	0.19	0.18	AVERAGE DISCHARGE VELOCITY (FPM) = CFM/1.72
			Sones	8.9	8.7	8.5	8.4
			CFM	2374	2209	2010	1790	1512
		826	BHP	0.20	0.22	0.22	0.22	0.21
			Sones	9.9	9.6	9.3	9.1	9.0
			CFM	2515	2362	2177	1974	1744		1365
		875	BHP	0.23	0.26	0.26	0.26	0.26		0.24
			Sones	11.0	10.6	10.1	9.9	9.7		9.7
USGF-160-3	1/3		CFM	2774	2637	2477	2300	2109		1893	1584
		965	BHP	0.31	0.34	0.35	0.35	0.35		0.34	0.33
			Sones	12.4	12.0	11.5	11.2	10.8		10.6	10.5
USGF-160-5	1/2		CFM	2984	2857	2712	2552	2382		2199	1992
		1038	BHP	0.39	0.42	0.43	0.44	0.44		0.43	0.43
			Sones	13.7	13.3	12.8	12.4	12.1		11.8	11.6
			CFM	3191	3072	2941	2796	2641		2475	2297	1770
		1110	BHP	0.47	0.51	0.53	0.53	0.54		0.53	0.52	0.49
			Sones	15.0	14.6	14.2	13.8	13.5		13.1	12.9	12.2
USGF-160-7	3/4		CFM	3415	3304	3186	3053	2911		2764	2606	2246
		1188	BHP	0.58	0.62	0.64	0.65	0.65		0.66	0.65	0.64
			Sones	16.7	16.3	15.8	15.4	15.0		14.7	14.5	14.0
			CFM	3636	3532	3426	3301	3172		3036	2894	2583	2163
		1265	BHP	0.70	0.74	0.77	0.78	0.79		0.79	0.79	0.78	0.75
			Sones	18.5	18.1	17.7	17.2	16.8		16.5	16.3	15.8	15.2
USGF-160-10	1		CFM	3817	3718	3619	3502	3383		3253	3124	2843	2510
		1328	BHP	0.81	0.85	0.89	0.90	0.91		0.91	0.92	0.90	0.89
			Sones	20	19.6	19.2	18.7	18.3		18.0	17.8	17.4	16.9
			CFM	3996	3901	3806	3698	3584		3464	3340	3078	2785	2394
		1390	BHP	0.93	0.97	1.01	1.03	1.04		1.04	1.05	1.04	1.03	1.00
			Sones	22	21	21	20	19.9		19.6	19.4	19.0	18.6	18.0

Performance certified is for installation type A: Free inlet, Free 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 5 ft (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: Free inlet hemispherical sone levels. The AMCA Certified Ratings Seal applies to sone ratings only.

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