Page 32 of Circuit Breakers / Switches by Moeller Electric USA

circuit-breakers disconnect switches undervoltage release moeller sk1230-1157en-na std pack notes 31 1 off when the undervoltage release is de-energized accidental contact with the main contacts of the switch during attempts to switch on is safely prevented early-make of the auxiliary contacts with on and off switching manual operation approx 20 ms undervoltage releases cannot be installed simultaneously with nzm xhiv early-make auxiliary contact or nzm xa shunt release 1 off when the undervoltage release is de-energized accidental contact with the main contacts of the switch during attempts to switch on is safely prevented early-make of the auxiliary contacts with on and off switching manual operation approx 20 ms undervoltage releases cannot be installed simultaneously with nzm xhiv early-make auxiliary contact or nzm xa shunt release circuit-breakers disconnect switches up to 1200 a

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