Medium Voltage Switchgear
สวิตซ์เกียร์แรงดันต่ำ
ขอบเขตการให้บริการ
Site Acceptance Test and Preventive Maintenance
Intelligent Motor Controller (UMC100 and M102)
- Protection test
- Loop test communication to DCS
Low Voltage Switchgear
– General Cleaning
– Retightening torque
– Insulation resistance test
Air Circuit Breaker
– ABB (Megamax, Emax and Emax 2)
– Schneider or Merlin Gerin (M, NW)
– Mitsubishi (AE)
– Siemens (3WN, 3WL)
Scope of work
– Insulation resistance test
– Contact resistance test
– Protection unit test
– Inspection and cleaning
– Lubricant mechanism
– Lubricant joint contact
Preventive Maintenance and Improvement Power Quality
Capacitor Bank and eactor
– General inspection
– Insulation resistance measurement
– Capacitance value measurement
– Inductance value measurement
– PFC measurement test
– Function test (Auto / Manual)
