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["펌프가 역전동되어 VFD 과부하 경보가 발생합니다"

2020-08-02View Original

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"안녕하세요各位大佬!我这里有台供水泵,电机直连的卧式离心泵,恒压控制,由于出口止回阀损坏,出现停泵时反转现象当泵处于自动状态时经常出现变频器过载报警以前没有这种情况电工的意思是因为泵反转引起的变频器过载报警有大佬碰到过这种情况吗?以前我见过泵反转直接启动的话也没有过载现象出现有哪位能解释一下吗?不甚感激"
Reply #22020-08-02
"이는 직진과 VFD로시의 토큁이 다르기 때문에 VFD 경보가 발생합니다"
Reply #32020-08-02
"층주께서 말씀하셨듯이 � outlet 싱글방향截止阀出问题关不死,所有有介质倒流引起机泵倒转!"
Reply #42020-08-02
"실제 운영 중에 비슷한 문제가 발생한 경우 제어회路泵之前先关闭出口阀后,再做停泵处理以避免类似情况发生从而避免对机泵和电机及附件的损坏。"
Reply #52020-08-03
"이 문제는 중학교 물리에서 기본적인 전기학적 지식을 회상하면发电机与电动机的相关知识可能会解释这个现象。供参考。"

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