APPLICATION JR28-200(LR9) series thermal relay is suitable for using in the circuits rated voltage up to 660V, rated current 93A AC 50Hz or 60Hz, for over-voltage protection of A.C.motor. The relay has the differential mechamism and temperature compensation and can plug in CJX2(LC1-D)series A.C.contactor. Main Technical Specifications

Type Number Setting Range(A) For Contactor JR28-200 (LR9F53) F5357 30~50 F115-F185 F5356 48~80 F115-F185 F5367 60~100 F115-F185 F5369 90~150 F115-F185 F5371 132~220 F225-F265 JR28-630 (LR9F73) F7375 200~330 F225-F500 F7379 300-500 F225-F500 F7381 380-630 F400-F630