Quick view C&S, 3 Pole, 500A,... FMU (Thermal Magnetig} Release, Adjustable Overload 80-100%, Fixed short girguit 10 In.
Quick view C&S, 4 Pole, 50-125A,... ETM (with in-built Earth fault Protection), Adjustable Overload 40 - 100% , Adjustable shortcircuit 2-12 Ir.