TeSys GV4 auxiliary contact block, for multifunction motor circuit breakers GV4PEM, GV4PB. 2NO/NC fault signalling contacts, each NO/NC can perform one of 8 SD alarm or fault status (overload alarms, overload trip, jam, phase unbalance, long start, ground fault). The function of each NO/NC is selectable by a dial, a third dial is available to select the cooling time before automatic restart. Rated for operation up to 5A/250V AC and DC. To be installed on right-hand side of the circuit breaker (2 blocks mounting possible), connection by spring terminals. Multi standards certified (IEC, UL, CSA, CCC, EAC).