TeSys Deca mechanical latch block, for contactors LC1D80…D150 (3P AC/DC), LC1D80 (4P AC), and LC1D80 and D115 (4P AC/DC). Electrical latching and unlatching is performed applying a 24V control voltage pulse (> 100ms in AC, 250ms in DC). Unlatching can be manually operated. Clip-on mounting on front of contactor, connection by screw terminals. For applications with high operating rates until 1200 cycles/hour. Multi standards certified (IEC, UL, CSA), Green Premium compliant (RoHS/REACh). Multi standards certified (IEC, UL, CSA), Green Premium compliant (RoHS/REACh).