Answer / varinder

Watt-meter is used measurement of power. Power is the multiple of voltage

what is difference between ac voltage and ac current

3 Answers   TATA,

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What is mean A32 B32 C32 D32 in mcb(miniature circuit breaker)

2 Answers  

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what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 Answers   ABB,

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how can motor both beasrings insulation resistance can be check?

0 Answers   GE,

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How to calculate the load loss and no load losses of the power Transformer? i am having the following details : full load ct : in AMP HV :1676 ; LV:31.5 1800 KVA ;33KV/620 V for wind mill applications

2 Answers   ReasonSoft,

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what is vector surge & vector shift? we have 25.3 MW(11kv) generator & 11kv/132kv transformer, connected with with 132 kv grid.vector surge relay is tripping frequentaly.what is permissible maximum limit for this.

3 Answers  

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what is the safety of ACB & VCB and how can this work and how can the service the ACB & VCB parts name with picture

21 Answers   ABB, ACB, Bharti, Claris Lifesciences, Honda, L&T, RotoPower, Sterling Wilson, Wipro,

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What do you mean by S.F.U. unit? application of it.

16 Answers   Indo Asian,

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On what principle electric motor works?

0 Answers  

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How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

0 Answers   ABB,

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How phase to phase voltage comes 440V.

0 Answers  

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What is the differance between transformer neutral solidly earthed and transformer neutral earthed through resistor?

1 Answers   L&T,

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