JIS C 9320:1977 English Edition

Rotary switches for resistance welding machines

Abstract

This Japanese Industrial Standard specifies tap changing blade type disconnecting rotary switches to be used for resistance welding machines whose main circuit voltage is 500 V or less at a frequency of 50 Hz or 60 Hz as an integral part, thereof, hereafter referred to as the "switches". Provided that, the operating conditions of resistance welding machines are in accordance with the requirement of 2. in JIS C 9305.

Details

Note
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