Technical Data Parameter Specification Product Type Rating Plug (Accessory for MCCB) Compatible Series NZM1, NZM2 (with electronic trip units and X-series plug slot) Function Sets the Nominal Rated Current (In) of the circuit breaker Set Rated Current 6 A Product Designation XV6 (X-series, 6 Ampere) Mounting Plugs directly into the designated slot on the front of the compatible NZM1 or NZM2 circuit breaker.