Answer / gunasekaran

transformer inrush current having more 2nd horminics it
will give the false trip to diffrential protection

Answer / sudheer868

It has frequency 2 times that of fundamental.Second
harmonics does not effect transformer as the supply is
symmetrical.If supply is symmetrical even harmonics are
automatically eliminated.

Why fuse is? What will prevent by fuse?

2 Answers  

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could any one explain me what power factor and where it is use ful

3 Answers  

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SMPS (Switch Mode Power Supply) unit is denoted by KW or KVA?

6 Answers  

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what is the different between bus section and bus coupler

2 Answers  

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what is the harmonics.

3 Answers   DLF,

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if 2500 KVA TRANSFORMER CAPACITY.33KV INCOMING HOW ARE AMPEAR PRIMERY SAID

3 Answers   Cipla,

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What is transformer saturation?

1 Answers  

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what's producer of XLPE cable laying in undergroung

0 Answers  

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WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

0 Answers  

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what is the difference between potential transformer and capacitive voltage transformer?

1 Answers  

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what is the function of supervison relay?Draw its wiring diagram.

2 Answers   IBM, R.R. ISPAT LIMITED,

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how do you calculate IKW(consumption per TR) in HVAC?

27 Answers   Aircon, CBRE, Cipla, Clivet, Cushman Wakefield, JLL, Sodexo, Voltas, Wipro,

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