Special trip block ZMR-...-PKZ2 with overload relay function [t-head1-pg]

For switching off a contactor in the control circuit in the event of an overload by means of a trip block ZMR-...PKZ2 with an overload relay function and with simultaneous indication. The circuit-breaker thumb-grip remains in the “On” position. Circuit-breaker with trip block ZMR, high-capacity contact module S and NHI11-PKZ2.