SJJ 21-1990
Standard for design of electric lighting in electronic industry (English Version)

Standard No.

SJJ 21-1990

Language

Chinese, Available in English version

Published By

Professional Standard - Electron

Status

Be replaced 2017-01

Replace By

SJ/T 11665-2016

Latest

SJ/T 11665-2016

Replace

SJ 30001-1990

SJJ 21-1990 history

• 2017 SJ/T 11665-2016 Design standard for artificial lighting in electronic information industry
• 1970 SJJ 21-1990 Standard for design of electric lighting in electronic industry

SJJ 21-1990 Standard for design of electric lighting in electronic industry was changed to SJ/T 11665-2016 Design standard for artificial lighting in electronic information industry.