What is oil level indicator in transformer?

What is the function of oil level indicator?

Oil Level Indicator is designed to indicate the Oil level inside the tank with a visual indicator above the tank. Oil Level Indicator is very useful in visually monitoring the Oil level from a distance. Reed Proximity sensor is fitted to Oil Level Indicator for remote feedback of high, low or multiple levels of tank .

Which part is indicating the oil level?

The lower line represents the minimum mark and usually indicates the engine oil is approximately one-quart low. The engine oil level should be in the cross hatch section and at or slightly below the full mark when the engine is cool.

How does a transformer oil level indicator work?

Working Principle of Magnetic Oil Gauge or MOG

This vessel takes care of oil expansion due to temperature rise. When transformer insulating oil is expanded, the oil level in the conservator tank goes up. Again when oil volume is reduced due to fall in oil temperature, the oil level in the conservator goes down.

Why bushing is used in transformer?

The bushings used for the low voltage winding(s) of a transformer are often solid type with a porcelain or epoxy insulator. … Their purpose is to control the voltage field around the center conductor so that the voltage distributes more uniformly across the surrounding insulation system in the bushing.

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How do you check oil level?

How can I perform an oil check?

  1. First make sure your engine is off (no matter which temperature you’re after).
  2. Open your hood and find the dipstick.
  3. Pull out the dipstick and wipe off the oil.
  4. Reinsert the dipstick into its tube. …
  5. Pull the dipstick out again and check the oil level, looking at both sides.