from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

0 Answers   ABB, HPCL,

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What is the meaning of maximum demand

21 Answers   MN Dastur,

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What is High Frequency Grounding????

2 Answers   Emerson,

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How we calucate of DC moter I/AMP?

3 Answers  

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what is the difference b/w circuit breakers and relays?

3 Answers  

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does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain

0 Answers  

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in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

0 Answers  

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what is H.T?specify the range?

6 Answers  

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R u say ,that is there is any flux in your room.

1 Answers  

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what is deferens between HT&LT DG

2 Answers  

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Name different types of fault and which instrument is used to measures earth,short,open cicuit fault?

6 Answers   NTPC, Vijai Electricals,

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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