The powerCON XX is a locking mains connector. It replaces appliance couplers wherever a very reliable solution in combination with a locking device is needed in order to guarantee a safe power connection. This connector is suitable to be used as part of fire enclosures according to IEC 62368-1. This appliance coupler fulfils the requirements of the IEC 60320-1 and of the UL 60320-1 with breaking capacity (CBC). Appliance couplers NAC3MPXXA and NAC3MPXXB are designed to be engaged or disengaged in normal use when live or under load when using with connectors and plug connectors of the FXX Serie(s).