FR-E740-3.7K MITSUBISHI INVERTER,FR-E740-0.4K,FR-E740-0.75K,FR-E740-1.5K,FR-E740-2.2K,FR-E740-3.7K,FR-E740-5.5K,FR-E740-7.5

FR-E740-3.7K,FR-E740-0.4K,FR-E740-0.75K,FR-E740-1.5K,FR-E740-2.2K,FR-E740-3.7K,FR-E740-5.5K,FR-E740-7.5

 

모델:MITSUBISHI INVERTER

품번:FR-E740-3.7K

안녕하세요  
이번에는 미츠비씨 인버터가 들어왔습니다.  
FR-E이면 최신버전인것 같습니다.  
삼상 400V입니다. 회색 인버터입니다. 

3.7kW짜리입니다. 속도를 주파수와 전압으로 제어할수있습니다.

증상은 팬이 안돌아가고 알람은 과전류보호가 발생합니다. 

확인을 해보니 모듈쪽에서 내부회로에 쇼트가 나서 과전류알람이 발생하였습니다.  
나머지 주기성부품및 팬을 교체하고 문제가되는 모듈도 교체진행을 하였습니다.  

구동시 이상없이 구동되어 수리완료했습니다.