Transformer being a phrase to ground,the neutral point displaced and charged,almost leading to electrocution accident.Finding fault,the circuit with a JR-type wound induction motor was found.Using modified operation d...Transformer being a phrase to ground,the neutral point displaced and charged,almost leading to electrocution accident.Finding fault,the circuit with a JR-type wound induction motor was found.Using modified operation desk to control the winch and rotor resistance in series and shorted,1J,2J as the winch Reversible AC Contactor,the working voltage are 380V,N Division grounded was found by measuring each point with megohm meter.While the winch starting,380V-circuit would be a phrase to ground and neutral point displacement as long as the switch(3K) closed.展开更多
文摘Transformer being a phrase to ground,the neutral point displaced and charged,almost leading to electrocution accident.Finding fault,the circuit with a JR-type wound induction motor was found.Using modified operation desk to control the winch and rotor resistance in series and shorted,1J,2J as the winch Reversible AC Contactor,the working voltage are 380V,N Division grounded was found by measuring each point with megohm meter.While the winch starting,380V-circuit would be a phrase to ground and neutral point displacement as long as the switch(3K) closed.