~ 30 April 2010 ~

1) change the inverter because it has problem.

2) manually change the setting of the inverter.

Inverter (frequency drive) is use to change AC to AC. In the inverter already have rectifier.

Rectifier is use to change DC to AC.

By using inverter, energy can be saved. The speed of the motor can be change by increase/decrease the H2.
Inverter also can control the speed of motor.

inverter... already setting...

motor that connect to inverter

location : GT Package 1B

preventive maintainance : do the servicing at the breaker ( vacuum circuit breaker)

- do the ohm balance

-check the continuity

- check the isolation resistance