Greenheck Fan Installation Manual for Greenheck Downblast Exhaust Fans and Ventilators

Roof Downblast - Exhaust Direct Drive

G-080 • G-085

213⁄4		220
(552)
		200
		180
	(Pa)	160
*145⁄8		140
(371)	Pressure
		120
4 (102)		100
	Static
13⁄4 (44)		80
17		60
(432)		40
		20

	0.9
									RPM (Direct Drive)
	0.8					E			RPM (Vari Green)
						V	085		Density 0.075 lb/ft3
						R
						U				3
							-		Density 1.2 kg/m
								VG
						C
	0.7					M	080-
						E
						T
								VG
						S
wg)						Y
	0.6					S	085-
						S
						I
(in.						H		D
						T
						F	080
	0.5
Pressure						O
						T		-
								D
						F
						E
	0.4					L
						E
						H	085-
						T
Static						O		G
	0.3					T	080-
						T
						C
								G
						E
						L
						E
	0.2				T	S	085-
			N	O				E
							080-
		O
								E
	0.1	D

Damper Size = 10 x 10 (254 x 254) Roof Opening = 121/2 x 121/2 (318 x 318) Shroud Thickness = 0.064 (1.6) Motor Cover Thickness = 0.040 (1.0) Curb Cap Thickness = 0.064 (1.6) ^Approximate Unit Weight = 19 lbs. (9 kg)

0

0.0 0 100 200 300 400 500 600

Volume (cfm)

0	100	200	300	400	500	600	700	800	900	1000
				Volume		( m3/hr)

All dimensions in inches (millimeters).. *May be greater depending on motor.. ^Weight shown is largest cataloged Open Drip-Proof motor.

Direct Drive RPM
E-1050 RPM	G-1300 RPM	D-1550 RPM	VG-1725 RPM

Direct	Motor	Fan					Static Pressure in Inches wg
Drive	HP	RPM		0	0..1	0..125	0..15	0..2	0..25	0..3	0..375	0..5	0..625
080
VG-			CFM	335	268	249	230	189	134
	E-1/40	1050	BHP	0..01	0..02	0..02	0..02	0..02	0..02
1/4
			Sones	3..8	3..7	3..6	3..7	3..9	4..2
			CFM	415	361	348	333	303	272	239	174
	G-1/30	1300	BHP	0..02	0..03	0..03	0..03	0..03	0..03	0..03	0..03
			Sones	5..4	5..4	5..4	5..4	5..4	5..5	5..6	5..9
			CFM	495	450	439	427	404	379	354	314	237
	D-1/20	1550	BHP	0..04	0..04	0..04	0..05	0..05	0..05	0..05	0..06	0..06
			Sones	7..3	7..3	7..3	7..3	7..3	7..2	7..3	7..3	7..6
			CFM	551	511	501	490	469	449	426	392	332	260
		1725	BHP	0..05	0..06	0..06	0..06	0..06	0..07	0..07	0..07	0..08	0..08
			Sones	9..1	9..1	9..1	9..1	9	8..9	8..9	8..9	9..1	9..4
085
VG-			CFM	398	326	307	286	240	179
	E-1/40	1050	BHP	0..01	0..02	0..02	0..02	0..02	0..02
1/4
			Sones	4	3..9	3..9	3..9	4..1	4..3
			CFM	493	436	420	405	375	340	302	233
	G-1/30	1300	BHP	0..02	0..03	0..03	0..03	0..03	0..04	0..04	0..04
			Sones	5..5	5..3	5..3	5..3	5..3	5..3	5..4	5..5
			CFM	588	541	528	515	490	464	439	394	308	168
	D-1/20	1550	BHP	0..04	0..04	0..05	0..05	0..05	0..05	0..06	0..06	0..06	0..06
			Sones	7..6	7..4	7..4	7..4	7..4	7..4	7..4	7..4	7..6	8..1
			CFM	654	612	602	590	567	544	521	486	419	340
		1725	BHP	0..05	0..06	0..06	0..06	0..07	0..07	0..07	0..08	0..08	0..09
			Sones	9..5	9..4	9..4	9..3	9..3	9..3	9..3	9..3	9..4	9..4

VG - Vari-Green is a direct drive brushless DC motor.

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. The sound ratings shown are loudness values in hemispherical 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.

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