來源：昌昇自動化時間：2021-07-29
在施耐德變頻器是工廠應用比較廣泛的變頻器品牌，本文介紹的是施耐德ATV71係列變頻器在生產運行過程中容易出現的故障及相應的故障代碼，因為何種原因造成變頻器維修故障的及如何應對維修檢測措施。
下麵介紹ATV71型號變頻器在生產出現的幾種維修故障代碼及維修措施：
1）發生變頻器負載不跟隨其顯示的故障代碼為ANF，造zao成cheng變bian頻pin器qi維wei修xiu故gu障zhang的de主zhu要yao原yuan因yin是shi電dian機ji編bian碼ma器qi的de速su度du反fan饋kui與yu變bian頻pin器qi的de給gei定ding值zhi不bu比bi配pei。維wei修xiu檢jian測ce變bian頻pin器qi時shi主zhu要yao檢jian查zha電dian機ji的de增zeng益yi和he穩wen定ding性xing參can數shu設she置zhi，檢jian查zha變bian頻pin器qi和he電dian機ji的de負fu載zai是shi否fou相xiang符fu合he或huo者zhe在zai兩liang者zhe之zhi間jian增zeng加jia一yi個ge製zhi動dong電dian阻zu，檢jian查zha電dian機ji編bian碼ma器qi與yu機ji械xie連lian軸zhou器qi的de連lian接jie線xian是shi否fou存cun在zai接jie線xian錯cuo誤wu，查zha看kan變bian頻pin器qi是shi否fou啟qi動dong其qi內nei部bu轉zhuan矩ju控kong製zhi功gong能neng，注zhu意yi啟qi用yong後hou的de參can數shu設she置zhi問wen題ti。
2）出現機械製動故障在變頻器上顯示BTFdeguzhangweixiudaima，bianpinqiweixiuciguzhangdezhuyaoyuanyinshidianjidezhidongfankuichudianyuzhidongluojikongzhibubipeiyijizhidongqibunengshidianjikuaisudetingzhixialai。zaibianpinqiweixiujianceshijianzhabianpinqifankuidianlanhezhidongluojikongzhidianlu、製動器的機械狀態是否完好、製動器襯套是否出現損壞。
3）變頻器製動單元發生短路其故障代碼為BUF，yinqibianpinqiweixiuzhidongdanyuanduanluguzhangdezhuyaoyuanyinshizhidongdanyuandeduanlushuchuhuozhezhidongdanyuanweilianjie。jianzhaweixiubianpinqizhidongdanyuanyudianzuqidelianjiexianshifouzhengchang，jianzhabianpinqidezhidongdianzuqishifouchuxiansunhuai。keyitongguozhidongdianzuguzhangcanshuguanlilaijinzhibianpinqiduicileiguzhangdejianshi。
4）變頻器顯示的故障代碼為HDF，變頻器發生的故障為IGBTqubaohe。zaochengbianpinqiweixiucizhongguzhangdeyuanyinshibianpinqishuchuduanluhuozheshishuchujiedi。xiangyingdebianpinqiweixiujiancefangfashijianzhabianpinqihedianjizhijiandedianlanlianjieqingkuang，zaizhejiancedianjidejueyuanqingkuang。
