IEC 60157-1A:1966

First supplement to Publication 157-1 (1973). Low-voltage switchgear and controlgear.

Part 1: Circuit-breakers.

SDO:

IEC

Language:

English

ICS Codes:

N/A

Status:

Revised

Publish date:

1965-12-31

Standard Number:

IEC 60157-1A:1966