Answer Posted / manikandan krishnan

First Digit A denotes tripping Curve and second two digits are rating of the breaker..Normally C curve withstand 7-10 time of FLC,D - 10-14 TIMES AND B CURVE is 3.2-4.8 TIMES OF FLC.

oil cooled transformer

2168

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Can double compression glands be used with regular cables?

2048

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I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR

1906

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What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

1963

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State and define norton’s theorem?

1209

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how to identify the cable quality and what is flame proof cable

2069

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if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

2266

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Don't you have similar question banks related to Oral Certification Examination conducted by Mercantile Marine Departments / Directorate of Shipping, Ministry of Shipping for Electro Technical Officer?

1619

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List the time domain specifications.

1015

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How to calculate that clean water supply in one Day from 150 KLD STP?

1945

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Control wiring of a dol starter for forward and backward

1511

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WHAT IS THE PARTIAL DISCHARGE TEST?

2064

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HOW can i REuse the fused MLL LAMPS & GLS LAMPS at our factory

1836

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What is George phenomena to start the synchronus machine?

4092

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will 1050kva DG set withstand for back charge of 16MVA transformer

1804

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