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The S00/S0 2NO+2NC AUSILIARY CONTACT BLOCK is an electromechanical accessory designed to expand the control and signaling functions of contactors in sizes S00/S0. It basically adds 4 auxiliary contacts, 2 of which are normally open (NO) and 2 normally closed (NC), useful for handling consents, interlocks, status signaling and control automations.

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