JB/T 11238-2011
Vacuum technology - Efficiency of liquid- ring vacuum pumps (English Version)

Standard No.

JB/T 11238-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Machinery

Latest

JB/T 11238-2011

Scope

This standard specifies the isothermal compression efficiency (hereinafter referred to as efficiency) curve and application method of a single-stage liquid ring (water or other liquid) vacuum pump when the inlet pressure is 400 hPa. This standard applies to single-stage liquid ring vacuum pumps (hereinafter referred to as pumps) with a gas volume greater than or equal to 1 m/min.

JB/T 11238-2011 Referenced Document

• JB/T 10770-2007 Vacuum technology.Acceptance specifications for liquid ring vacuum pumps
• JB/T 7255-2007 Water ring vacuum pumps and compressors

JB/T 11238-2011 history

• 2011 JB/T 11238-2011 Vacuum technology - Efficiency of liquid- ring vacuum pumps