


6FC5410-0AY03-0AA2特价现货
6FC5410-0AY03-0AA2特价现货
下面说说70变频器:
如果在使所有外部电路连接(与电源)断开时经常发生该故障,则几乎可以肯定是装置损坏,应当进行修理。
间发性F082故障:
这种故障应当被认为是“过电流”。下列情况可能发生间发性F0022故障:
1、负载突然改变或者机械堵塞。
2、 斜坡时间非常短。6FC5410-0AY03-0AA2特价现货
3、 对无传感器矢量控制的*化起副作用。
4、 所安装的制动电阻器不正确、电阻值太低。
处置办法:
检查电缆和电机有无接地故障,通常为绕组接地指绕组与铁芯或与机壳绝缘破坏而造成的接地。
检查方法:
1、观察法。6FC5410-0AY03-0AA2特价现货
通过目测绕组端部及线槽内绝缘物观察有无损伤和焦黑的痕迹,如有就是接地点。
2、万用表检查法。
用万用表低阻档检查,读数很小,则为接地。6FC5410-0AY03-0AA2特价现货
3、兆欧表法。
根据不同的等级选用不同的兆欧表测量每组电阻的绝缘电阻,若读数为零,则表示该项绕组接地,但对电机绝缘受潮或因事故而击穿,需依据经验判定,一般说来指针在“0”处摇摆不定时,可认为其具有一定的电阻值。
6FC5410-0AY03-0AA2特价现货6FC5410-0AY03-0AA2特价现货



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6FC5410-0AY03-0AA2特价现货6FC5410-0AY03-0AA2特价现货6FC5410-0AY03-0AA2特价现货6FC5410-0AY03-0AA2特价现货
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6SE7021-8EB61 SIMOVERT MD Converter unit 3AC 380-480V, 7.5KW
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