Raypak 399B warranty Specifications, Rates of Flow and Pressure Drops

Delta Limited – Type H

Models 399B-899B

Model

NOTE: Pump location varies

based on model selected

SPECIFICATIONS

										Approx.
	MBTUH		A	G	H	K	T	W	Amp.	Shipping
Model	Input	Output	Width	NPT	NPT				Draw*	Wt. (Lbs)
399B	399	335	43	¾	2	6	6	18-1/2	< 6	445
499B	500	420	50	1 ¼	2	6	6	22	< 6	545
649B	650	546	60 ½	1 ¼	2	8	6	27-1/4	< 6	590
749B	750	630	67 ½	1 ¼	2	8	6	30-3/4	< 6	675
899B	900	756	78	1 ¼	2	8	6	36	< 7	740

* Pump not included

Dimensions are in inches.

Rates shown are for natural or propane gas, and elevations up to 4,500 feet. For installation above 4,500 feet, please contact manufacturer.

Recommended natural gas supply pressure is 7 – 10.5” WC. Recommended propane gas supply pressure is 11 - 13” WC.

RATES OF FLOW AND PRESSURE DROPS

Model	10°F ∆T		20°F ∆T		30°F ∆T		Min. Flow			Max. Flow
	GPM	∆P (ft)	GPM	∆P (ft)	GPM	∆P (ft)	GPM	∆P (ft)	∆T	GPM	∆P (ft)	∆T
399B	68	5.4	34	1.5	22	<1	20	<1	34	90	10.0		7
499B	85	9.2	42	2.3	28	1.1	21	<1	40	90	10.5		9
649B	N/A	N/A	55	4.0	36	1.8	28	1.1	40	90	10.7		12
749B	N/A	N/A	64	5.5	42	2.5	32	1.6	40	90	11.0		14
899B	N/A	N/A	76	8.5	51	3.8	38	2.2	40	90	11.8		16

Basis is 20 GPM or 40°F ∆T for minimum flow, 90 GPM for maximum flow.

Raypak, Inc. ƒ 2151 Eastman Avenue, Oxnard, CA 93030 ƒ (805) 278-5300 ƒ Fax (800) 872-9725 ƒ www.raypak.com

Catalog No.: 2000.461A Effective: 07-21-10 Replaces: 9-15-07