Current limiter for use with PKZM0 series and PKZM4 series. Designed for PKZM0 and PKZM01 16 A, 20 A, and 25 A MPCB to increase switching capacity without fuses. Continuous rated current is 63 A. Can be used with one MPCB or with multiple MPCBs via a three-phase busbar block.