CDR8 SERIES MOTOR PROTECTOR IS DESIGNED FOR THREE PHASE AC MOTOR WITH AC 50HZ, VOLTAGE 380V, CURRENT 0.25A-160A, WHICH PROVISED OVERLOAD AND LOSS OF PHASE PROTECTION. IT IS INTELLIGENCE TYPE AND REPLACEMENT OF JR16B ALL KINDS OF THERMAL OVERLOAD RELAY AND CAN BE FORMED THE MOTOR WITH CORRESPONDING AC CONTACTOR. INSTALLATION DIMENSION IS THE SAME AS JR16B AND ALSO CAN ADOPT GUIDE RAIL INSTALLATION METHOD.