Answer Posted / s.murugesan

Two main roles of conservator:
1) Due to temperature variation the transformer oil
volume varied it was compensated by conservator and will
allow pure air inside the TR.
2) To maintain the oil level inside the
transformers.

What is the effect of positive feedback on stability of the system?

1659

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what kelvin's law ?

2119

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

2347

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my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.

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What is meant by coupling capacitor?

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how many load we can take for lighting

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we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 sq.mm is suitable for its current carrying capacity..?

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How does "OUT OF STEP" relay ,for Synchronous motor protection, work?

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If not into production, how far did you follow the design and why did not you see it into production?

2176

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what is RFCT and Insulgard Relay & It's function?

2193

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rajha power sector details

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How does a transformer contribute towards the widespread popularity of ac system over dc?

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how can i determine the gear ratio for a rack and pinion system if an electronic gate operated by an electric motor is to travel a distance of 5meters in 15 seconds.

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Difference between On Line capacitor and Station Type capacitor.

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