ELECTROMECHANICAL SNAP-ACTION SWITCHES THEY CONTAIN BIMETALLIC ELEMENTS THAT REACT TO A RISE OR FALL IN TEMPERATURE. THESE ARE THERMAL PROTECTORS WHICH ARE USED IN THE PROTECTION OF SMALL ELECTRICAL MOTORS AND TRANSFORMERS FOR ELECTRICAL CURRENTS UP TO 10A (220V).

GIR 1 & 6. THE TEXT TO CODES 8536, 8536 50 & 8536 50 07. NOTE (I)(A) OF THE HSEN TO HEADING 8536.