... thermal overload relay are manufactured by Siemens Group. 3RU11 thermal overload relay are copied from Siemens company, and the rated current of such ... thermal relay can reach 100A, it is used to protect the circuit ... (Polution Class 3), V6901000Rated Impulse Voltage, Uimp, kV68Rated Voltage, V6901000Rated Current, A0.11-0.16 to 9-121.8-2.5 ...