GB/T 25753.2-2010
Vacuum technology.Roots vacuum pump.Measurement of performance characteristics.Part 2: Measurement of compression ratio of the zero throughput (English Version)

Standard No.

GB/T 25753.2-2010

Language

Chinese, Available in English version

Release Date

2010

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 25753.2-2010

Scope

This part of GB/T 25753 specifies the measurement method for the zero-flow compression ratio of Roots vacuum pumps. This part applies to Roots vacuum pumps (hereinafter referred to as pumps) with pumping speeds ranging from 30L/s to 20 000L/s.

GB/T 25753.2-2010 Referenced Document

• GB/T 25753.1-2010 Vacuum technology.Roots vacuum pump.Measurement of performance characteristics.Part 1:Measurement of maximum tolerable differential pressure

GB/T 25753.2-2010 history

• 2010 GB/T 25753.2-2010 Vacuum technology.Roots vacuum pump.Measurement of performance characteristics.Part 2: Measurement of compression ratio of the zero throughput

GB/T 25753.2-2010 -All Parts