SJ/T 10559-1994
Type designation system for telephone switchboards (English Version)

Standard No.

SJ/T 10559-1994

Language

Chinese, Available in English version

Published By

Professional Standard - Electron

Latest

SJ/T 10559-1994

Replace

SJ 2334-1983

Scope

This standard specifies the composition and codes of telephone exchange models. This standard applies to the naming of telephone exchange models.

SJ/T 10559-1994 history

• 1970 SJ/T 10559-1994 Type designation system for telephone switchboards
• 0000 SJ 2334-1983