一、用途及適用范圍 Use and use scope JRS5(TH-K)、JRS6(TH-N)系列熱過載繼電器適用于交流50Hz 或60Hz,電流至105A的長期工作或間斷長期工作的一般交流電動機的過載保護。本熱繼電器具有斷相保護、溫度補償、脫扣指示功能,并以能自動與手動復位,動作。 JRS5(TH-K)、JRS6(TH-N)series of thermal overload relays apply to 50Hz or 60Hz AC voltage to 660V,105A current to the long-term interruption of the general exchange of motor overload protection The heat has broken Relay Phase protection,temperature compensation function Release instructions,and automatically and manually reset,reliable action.