设备标签:
Made in the uk
Model NO: 591p/0270/500/0011/uk/an/0/230/041
Supply Voltage: 220-500 VOLts 3ph 50/60Hz
MAax Supply Current: 243 Amps dc
Auxiliary Current: 220-240 VOLts dc 1ph 50/60Hz
MAax Auxiliary Current:3 Amps dc
MAax Armature Voltage: 600 VOLts dc
MAax Armature Current: 270 Amps dc
MAax Field Voltage: 500 VOLts dc 1ph 50/60Hz
MAax Field Current: 20 Amps dc
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故障:上电显示正常,一启动报Over I trip,主接触器根本还没吸合就报了,此时主电路根本没电流,把正电机线拆掉仍报。把主电路电流互感器输出到电源板上电插头拔掉,照样报。查主模块、励磁模块未发现异常。由于见识较少,未查出故障原因。另:停的时间长了上电启动,偶尔主接触器能吸合,仅几秒钟报三相故障,重启动就开始报Over I trip,怎么也不会好了。报敬请各位老师帮助!