Idec has improved the inherent safety inside its stop switches with two developments: By reversing the position of the spring, the contact’s relaxed state corresponds to its safety position (when contacts are open, the machine is at a standstill). The spring does not undergo any load once the plunger has been pressed down and as ...

This story continues at Emergency stop switches conform to UL, TUV, ATEX, CE, and CCC

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