THERMAL OVERLOAD RELAY FOR TEST LEVER

摘要

PURPOSE: A test lever of a thermal overload relay is provided to prevent of a damage of a return bar by preventing an excessive movement of a body part through a stopper. CONSTITUTION: A fixing plate is arranged inside a mechanism case(1) of a thermal overload relay(5). A test lever(2) is fixed on the fixing plate. The test lever includes a body part and a head part. The head part is formed on an upper case of the mechanism case. The body part is formed on a lower part of the head part. A return bar is formed on one side of the body part to restore the test lever to an initial location.