TeSys GV auxiliary contact block, for motor circuit breakers GV2 and GV3. 1C/O contact for short circuit signaling. Rated for operation up to 2A/240V AC and 1A/60V DC. To be installed on left-hand side of the circuit breaker (1 block mounting maximum), connection by screw clamp terminals. Multi standards certified (IEC, UL, CSA, CCC, EAC).