AS 1431.7-1989

Low voltage switchgear and controlgear - Control circuit devices and switching elements - Additional requirements for control switches with positive-opening operation

Standards Australia, 01/01/1989

Publisher: AS

File Format: PDF

$120.00$240.40

Description

Published:01/01/1989

Part 7 specifies requirements additional to the general requirements of AS 1431.1 for control switches with positive-opening operation of one or more break contact elements independent of springs or resilient connections to the actuators.

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