Jet Pump Selection Guide

Liquid Jet Pump Table

Using Liquid as Operating Medium

Discharge Head Level - Model	Low - SL / LL	Med - ML / LM	High - HL / LH
Operating Medium	Liquid	Liquid	Liquid
Operating Medium Pressure Range	15-200 PSIG	15-200 PSIG	15-200 PSIG
Nom Operating Med Pressure PSIG/ft of Discharge Head	2.0 PSIG (SP.GR. 1.0)	1.5 PSIG (SP.GR. 1.0)	1.0 PSIG (SP.GR. 1.0)
Discharge Head Pressure Range	to 50 FT.	40 to 80 FT.	80 FT. or more
Suction Lift	to 27 FT.	to 27 FT.	to 27 FT.
Minimum NPSH	3 FT.	3 FT.	3 FT.

Using Air, Liquid or Steam as Operating Medium

Model	ML/LM	MLE/ELL	SG/GL	GH/HG
Operating medium	Liquid	Liquid	Steam, Air	Steam, Air
Operating medium pressure range	20-250 PSIG	20-250 PSIG	60-120 PSIG	20-80 PSIG
Maximum Vacuum	29 IN. HG.	29 IN. HG.	24 IN. HG.	24 IN. HG.
Outlet Pressure (PSIG)	20	20	12	20
Functions	Evac/Exh/Prime	Evac/Exh/Prime	Evac/Exh/Prime	Evac/Exh/Prime

Using Steam as Operating Medium

Discharge Head Level - Model	Low - SG / GL	High - HG / GH
Operating Steam Pressure Range	60-150 PSIG	35-150 PSIG
Oper. Steam Press. to Elevate Liquid 50 FT.	150 PSIG	75 PSIG
Suction Lift (with Water Temp to 120°F)	to 20 FT.	to 20 FT.
Minimum NPSH	13 FT.	13 FT.

Using Steam as Operating Medium

Model	HWN	TLM	LX-32	JR
Operating Medium Pressure	to 120 PSIG	to 140 PSIG	to 140 PSIG	to 150 PSIG
Max Water Temp Rise	to 120°F	to 120°F	to 120°F	to 120°F
Max Final Temp	to 160°F	to 160°F	to 160°F	to 170°F

Using Liquid as Operating Medium, Steam as Suction Stream Heat Source.

Model	LLE	MLH	JR	SHF
Suction Steam Pressure	to 45 PSIG	to 120 PSIG	to 150 PSIG	to 150 PSIG
Max Water Temp Rise	to 182°F	to 216°F	to 200°F	to 200°F
Max Capacity	5,000 GPM	5,000 GPM	700 GPM	700 GPM

Using Portion of Tank Contents or another Liquid as Operating Medium.

Model	TLM
Pressure Differential of Inlet to Tank Pressure	10-100 PSIG
Max Capacity of Total Liquid Mixed per Unit	12,730 GPM