JB 7102-1993
Protection level of relay and its device shell (IP mark) (English Version)

Standard No.

JB 7102-1993

Language

Chinese, Available in English version

Release Date

1993

Published By

机械工业部

Latest

JB 7102-1993

JB 7102-1993 history

• 1993 JB 7102-1993 Protection level of relay and its device shell (IP mark)