CIRCUIT-BREAKER FOR PLANT PROTECTION, SIZE 63A (UL APPROVED) OVERLOAD RELEASE (A) 32A OVERCURRENT RELEASE (N) 256A WITH UNDERVOLTAGE RELEASE AC 50HZ 208-240V AC 60HZ 240-274V WITH 1 AUXILIARY SWITCH AND 1 ALARM SWITCH, 1NO+1NC EACH WITH CONNECTING LEADS