Greenheck Fan QEP Class Maximum rpm 860, 1215, 33000 2186 684 10.2 761 16.0 829 22.3 892 29.0

Plenum Size 44

QEP Class I	Maximum rpm	860
QEP Class II	Maximum rpm 1120
QEP Class III	Maximum rpm 1411
QEP Motor on Frame Limit	326T
Minimum Motor Size	3	[hp]
Wheel Diameter	44.50	[in.]
	1130	[mm]
Peak Power	(rpm / 288)3	[hp]
	(rpm / 318)3	[kW]
Wheel Outlet Velocity	cfm / 15.1	[ft/min]
	m3/s / 8.88	[m/s]
Tip Speed	rpm x 11.7	[ft/min]
	rpm x 0.0592	[m/s]
% Wide Open Volume (%WOV)	cfm / (rpm x 0.554)	[%]
	m3/hr / (rpm x 0.941)	[%]

Imperial data — Metric data

Static Pressure (Pa x 100)

30

25

20

15

10

5

0

Static Pressure (in. wg)

14									100																		E			rpm
																														hp
																											V	125
	50	60	75																								R			% WOV
																										C	U			Density 0.075 lb/ft3
12																									M
																								E				60%		Density 1.2 kg/m3
	40																							T
																								S
																								Y
10																							S	S
																						I
																					T	H							70%
																				F
	30																		O
																		T
																	F
8																E													1411
	25														L
														E
												T	H																1337
6	20									T	T	O																1215		80%
									C
																												1120
								L	E
	15						S	E
4	10				N	O	T																	985
			D	O															860											90%
	7½
													782
2	5
							620
			492
0	1		2											3													4	5	6	7	8
0
										Volume (cfm x 10,000)
0		2										4																6	8	10

Volume (m3/hr x 10,000)

								STATIC PRESSURE (in. wg)
CFM	OV		1		2		3	4			5		6		7	8		9
		RPM #)1		RPM #)1		RPM #)1		RPM #)1		RPM #)1		RPM #)1		RPM #)1		RPM #)1		RPM #)1
30000	1988	638		718 14.0		790 19.9		 26.0		919 32.3		980	38.9	1036	
33000	2186	684	10.2	761	16.0	829	22.3	892	29.0			1008	42.7	1064	49.9	1116	
36000		732	12.0		18.3	869		930	32.1	987	39.4	1042	46.7	1093		1144 62.1		1193 70.1
39000		780	14.1	849	20.9	911	27.9	969		1024 43.2		1076 		1127 		1174 67.2		1222 
42000	2783	829	16.4		23.7		31.2	1010	39.0	1062	47.2	1113		1161 64.2		1208 72.7		 
	2982	879	19.1	941	26.9	999	34.8	 43.0		1103 		 60.4		1197 69.6		1243 78.6		1287 87.8
48000	3180	929	22.0	989	30.3	1044	38.8	 47.3		1143 		1191 		 74.9		1278 84.8		1321 94.4
	3379	979		1036	34.0	1089	43.0	1139		1186 61.3		1231 70.8		1274 80.7		1317 90.9		 101
		1030 29.0		 38.1		1136 		1184 		1229 66.8		1272 76.7		 86.9		 97.4		 108
	3777	1081 33.0		1134 42.6		1183 		1229 		1273 72.7		 83.0		 		1396 104
60000	3976	1133	37.4	1183	47.4	1230 		 68.3		1318 79.1		 89.7		1398	101
63000	4174	1184	42.1	1232 		1278 63.6		1322 74.6		1363		1403 96.9

RPM	807		Inlet Sound Power, L8J <E# SFG -12						XBUUT>
		1	2	3	4		6	7		8	L8JA
400	100	83			71	70	62				
	80	81	82	71	64	62				48	70
	60	81	81	69	62					48	68
		80	77	68	62					48	67
	100	88	94	82	77	77	72	67		61	83
	80		90	78	72	69	64	61			78
	60	84	89	76	69	66	62				76
			90	77	69	66	62	60			77
800	100	90	98	97	87		82	78		74	93
	80	90	97	96	83	79		72		69	90
	60	88	94	91	80		71	69		67	86
		89	97	92	79		72	69		68	87
1100	100	96	99	102	96	94	90	87		82	100
	80	92	96	100	92	89	83	79		77	96
	60	89	93	98	89		79	77		76	93
		90	97	101	89	84	79	78		77	
1411	100	101	104	108	104	100	97	93		90	106
	80	96	101		100		91	86		83	102
	60	94	98	103	98	92	87	83		81	99
		94	101	107	99	91	87	84		83	101

RPM	807		Outlet Sound Power, L8P <E# SFG -12						XBUUT>
		1	2	3	4		6	7		8	L8PA
400	100	81		80	79	77	70	64			81
	80	80	83	76		72	66	61			77
	60	80	80	74	74	70	63				
		80	79	74	74	70	62				
	100		92	86		82	78	73		66	87
	80	84	92	83	81	78	72	69		63	84
	60		90	84	81	77	70	67		62	83
		90	92	87		80	73	68		63	86
800	100	88	96	99		91	87	84		79	97
	80	87		98	92	87	82	80			94
	60	89			90		81	77		72	92
		92	98		91	86	81	77		72	93
1100	100	96	100	106	104	100		92		88	
	80	94	98	104	100	96	90	86		83	101
	60	96	99	102	97	92	87	83		79	99
		97	102	103	97	92	87	83		79	99
1411	100	100		110	110	107	102	98			111
	80	99	103	107	107	103	97	92		89	108
	60	101	104	107	104	99	94	90		86	
		101	106	110		99	94	90		86	106

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the effects of appurtenances (accessories).

The sound power level ratings shown are in decibels, referred to 10-12XBUUT
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-8J, L8JA and outlet L8P, L8PA sound power levels for installation type A: Free inlet, Free outlet. The A-weighted sound ratings shown have been calculated per AMCA International Standard 301. Outlet ratings do not include the effects of duct end correction.

26