... -K)/JRS6(TH-N) Series telemecanique thermal relay IntroductionJRS5(TH-K),JRS6(TH-N)series of thermal overload relays apply ... of motor overload protection The heat has broken Relay Phase protection,temperature compensation function Release instructions,and ... in producing and exporting low voltage electricity, including ac contactor, air pressure switch, magnetic starter, motor protector, starter ...