JRS1(LR1-D) series thermal relay is suitable for using in the circuits rated voltage up to 600V,rated current 93A.AC 50Hz or 60Hz for over-voltage protection of AC motorú«The relay has the differential mechanism and temperature compensation and can plug in CJX2(LC1-D) series AC contactor, also be independtly fixedú« Specification: LR1-D09, D40,D63,D80 Rated voltage: 220, 380, 415, 440, 660V Rated current: 0. 1~0. 16, 0. 16~0. 25, 0. 25~0. 40, 0. 40~0. 63, 0. 63~1, 1~1. 6, 1. 6~2. 5, 2. 5~4, 4~6, 5. 5~8, 7~10, 10~13, 13~18, 18~25, 23~32, 30~40, 38~50, 48~57, 57~66, 63~80A