Safety Switch for Tool-machine STM-04 4P IP54

Safety Switch for Tool-machine STM-04 4P IP54
item-number:  491834

The switche are of four-poles type, with two closing contacts.

The switches are appropriate for safe ON/OFF switching of various machine tools or electric devices, as they ensure automatic protection against unwanted start, when power supply returns after a network failure. The power failure relay is factory built-in, without own output contacts, the operating voltage is ensured by the load-side contacts of the switch. In case of power failure, the relay disconnects the controlled device from the power supply line. Re-start is only possible with repeated operation of the green pushbutton, by the user.

Attention! A device must be connected according to the diagram on the side of the housing:

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