Early Switchboard Parts
Page 7 - Switchgear
Simple on/off switch, rated 30A. Base is 165mm X 70mm
Nicely illustrating the quick-break contact before it jumps open.
Switch with the contacts fully opened.
Another, smaller, 3-pole change-over AC switch. Base is 140mm X 160mm, Rating is 30A
As above, with contacts in the changed position.
Small double-pole changeover with quick-breaks on both sides of the blade.
Base size is 85mm X 120mm.