JB/T 56264-1999
Product quality classification of fast intermediate relays (English Version)

Standard No.

JB/T 56264-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Status

Withdraw

Latest

JB/T 56264-1999

Scope

This standard specifies the quality grades, inspection methods and assessment procedures for quality grading of fast intermediate relays. This standard is applicable to the quality grade assessment and assessment basis of fast intermediate relays used in power system relay protection and automatic control circuits to increase the contact capacity of protection and control loops and as output actuators.

JB/T 56264-1999 history

• 1999 JB/T 56264-1999 Product quality classification of fast intermediate relays