Greenheck Fan QEM QEP Class Maximum rpm  683 860, RPM #1 90000 2216 421 28.0 468,   624

Plenum Size 73

QEP Class I	Maximum rpm	
QEP Class II	Maximum rpm	683
QEP Class III	Maximum rpm	860
QEP Motor on Frame Limit	365T
Minimum Motor Size	71⁄2	[hp]
Wheel Diameter	73.00	[in.]
	1854	[mm]
Peak Power	(rpm / 126)3	[hp]
	(rpm / 139)3	[kW]
Wheel Outlet Velocity	cfm / 40.6	[ft/min]
	m3/s / 23.9	[m/s]
Tip Speed	rpm x 19.1	[ft/min]
	rpm x 0.0971	[m/s]
% Wide Open Volume (%WOV)	cfm / (rpm x 2.45)	[%]
	m3/hr / (rpm x 4.163)	[%]

Imperial data — Metric data

			14																										300										rpm
																		250																E	350
																																							hp
																																		V					% WOV
					150				200																									R				Density 0.075 lb/ft3
	30		12																														U					Density 1.2 kg/m3
				125																												M	C		60%
																															E
				100																											T
100)	25	wg)	10																										S	Y	S
																												IS									70%
StaticPressure(Pax		StaticPressure(in.		75																						F	T	H
																									O
	20		8																																		860
				60																			F	T
																						E
																					L																	80%
																				E																794
				50															H
	15		6															T
																	O
				40
															T	T																			683
				30										C
													E																					630
	10		4
												L
				25							E																												90%
										S
									T
				20				O																				523
							N
	5		2	15		O																		464
					D													392
														342
	0		0	2	4								6										8								10				12	14	16	18	20	22
			0

Volume (cfm x 10,000)

0123

Volume (m3/hr x 100,000)

								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
90000	2216	421	28.0	468	44.0	 61.1		 79.3		 		617	116		136	683	
	2339	439	31.1	484	47.9	 		 84.3		 104		630 123		661 143		694 164		723 
100000	2463	 34.3		 		 70.2		 89.6		610 110		643 130		674 		704 172		734 194
		476	37.9	 		 		 		624	116	 138		687 		716 181		 204
110000	2709	494	41.7	 60.9		 80.6		606 101		638 123		669 		700 167		728 190		 213
	2832	 		 		 86.3		622 108		 130		683 		713 176		741 200		768 223
120000		 		 71.1		 92.4		638 114		669 137		698 161		726 		 209		781 234
	3078	 		 76.6		622 98.8		 121		684 		713 169		741 194		767 220		794 
130000	3201	 60.1		606 		639 		670	129	700 		728 177		 203		781 230		807	
				624	88.7		112	687	136	716	161	743	186	770	213	796	240	820	268
140000	3448	607	71.3	642		674	120	704		732	170	 196		786	223	810			279
		627		660	102	691	127	720		748	179		206	801	233		262	849	291

RPM	807		Inlet Sound Power, L8J <E# SFG -12						XBUUT>
		1	2	3	4		6	7		8	L8JA
	100	93	83	74	78	68	64				78
	80	90	79	69	68	62					71
	60	89	77	67		61					69
			76	68	66	61					69
300	100	97		79	80		69	64			81
	80	93	81	73	72	66	63				74
	60	92	79	71	69	64	61				72
		93	80	71	69	64	62	60			73
	100	99	102	90	88	86	81	77		73	92
	80	98	101	86	83	78		72		69	88
	60	96	96	83	79	74	72	70		69	84
		99	97	83	79		72	71		70	
600	100	100		98	97	92	89			80	99
	80	96	103	94	92	86	81	79		76	94
	60	94	101	91	88	81	79	78		77	91
		97		91	87	81	80	79		78	92
860	100	107	111	109		102	99			91	108
	80	103	109	106	101	97	91	88		84	103
	60	101	106	104	98	92	88	86		84	100
		103	110	106	97	92	88	87		86	101

RPM	807		Outlet Sound Power, L8P <E# SFG -12						XBUUT>
		1	2	3	4		6	7	8 L8PA
	100	91		84	84	76	72	62		84
	80	90	81	80	79	72	68	61		79
	60	87	79	79	78	69	66	61		78
		86	78	79	78	67		61		77
300	100		88	87		80	76	69	62	86
	80			83	81	74	72	66	60	82
	60	92	86	83	80	73	69		61	81
		94	89	87	83		70		60	84
	100	97	103	98		90	87	82	77	97
	80		101		90		83	78	74	93
	60	96	98	93	88	84	81		70	91
		101	99	94	90	84	81	76	71	92
600	100	101	108	106	103	97	94	91	87	104
	80	98	106	102	99	92	88		81	100
	60	100	104	99		89	86	82	77	97
		103	106	99		89		81	77	97

860100 108 113  112 108 103 100 97 114

80 106 110 113 108 103 98 94 91 110

60 108 110 110  100  92 88 107

 109 113 111 104 100  91 87 107

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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.

31