[Engine by iGetWeb.com]

Engine by iGetWeb.com

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PREVENTIVE MAINTENANCE OF POWER TRANSFORMERS

Items listed below are included in the recommended major maintenance schedule for Power transformers.

Insulation Power Factor Including Bushings and Arrestors
Excitation Current Tests
Insulation Resistance
Turns Ratio Test Including LTC
Winding Resistance Tests
Bushing Current Transformer Tests (Ratio, Polarity, And Saturation)
External Inspection of Tanks and Accessories
Check Nitrogen Pressurization
Check LTC Remote Control and Indication
Check Operation of Cooling Systems (Manual and Automatic)
Calibration Check of Liquid Level and Temperature Gauges
Perform Functional Check of Control and Alarm Circuits
Record Transformer Loading Data
Extract Oil Sample

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