專業(yè)三菱變頻器維修型號:FR-V200 A140 A240 A024 A044 S500 E500 F500 A500 F700 A700等系列,雄厚的技術(shù)實(shí)力,優(yōu)惠合理的價(jià)格,高效快捷的服務(wù),歡迎來電:18680580185      QQ:1959960096
三菱變頻器維修專家 ,三菱PLC維修,三菱伺服驅(qū)動器維修,三菱觸摸屏維修,三菱CNC維修.
包括以下產(chǎn)品：
三菱變頻器維修FR-A740-0.4K-CHT FR-A740-0.75K--CHT FR-A740-1.5K-CH FR-A740-2.2K-CHT
三菱變頻器維修FR-A740-3.7K-CHT FR-A740-5.5K-CHT
三菱變頻器維修FR-A740-7.5K-CHT FR-A740-11K-CHT FR-A740-15K-CHT
三菱變頻器維修FR-A740-18.5K-CH FR-A740-22K-CHT FR-A740-30K-CHT
三菱變頻器維修FR-A740-37K-CHT FR-A740-45K-CHT FR-A740-55K-CHT
三菱變頻器維修FR-A740-75K-CHT FR-A740-90K-CHT FR-A740-110K-CHT
三菱變頻器維修FR-A740-132K-CHT FR-A740-160K-CHT FR-A740-185K-CHT
三菱變頻器維修FR-A740-220K-CHT FR-A740-250K-CHT FR-A740-280K-CHT
FR-A740-315K-CHT FR-A740-355K-CHT FR-A740-400K-CHT
FR-A740-450K-CHT FR-A740-500K-CHT FR-F740-0.75K-CHT
FR-F740-1.5K-CHT FR-F740-2.2K-CHT FR-F740-3.7K-CHT
FR-F740-5.5K-CHT FR-F740-7.5K-CHT FR-F740-11K-CHT FR-F740-15K-CHT
FR-F740-18.5K-CHT FR-F740-22K-CH FR-F740-30K-CHT FR-F740-37K-CHT FR-F740-45K-CHT
FR-F740-55K-CHT FR-F740-S75K-CHT FR-F740-S90K-CHT FR-F740-S110K-CHT
FR-F740-S132K-CHT FR-740-S160K-CHT FR-F740-S185K-CHT FR-F740-S220K-CHT
FR-F740-S250K-CHT FR-F740-S280K-CHT FR-F740-S315K-CHT FR-F740-S355K-CHT
FR-F740-S400K-CHT FR-F740-S450K-CHT FR-F740-S500K-CHT

OC1、OC3故障。三菱變頻器出現(xiàn)OC（過電流故障）很多時(shí)候會是以下幾方面原因造成的（現(xiàn)以A500系列變頻器為例）。（1）參數(shù)設(shè)置問題不當(dāng)引起的，如時(shí)間設(shè)置過短；（2）外部因素引起的，如電機(jī)繞組短路，包括（相間短路，對地短路等）；（3）變頻器硬件故障，如霍爾傳感器損壞，IGBT模塊損壞等。