What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.

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What is meant by shunt current?

1 Answers   ABC,

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What is the gain of 1-s/1=s at 1 rad/sec?

3 Answers   NPCIL,

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what is the difference between ACTIVE POWER and REACTIVE POWER.I WANT CLEAR ANSEWER.

8 Answers  

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how we can varying the speed of dc motor ?

6 Answers  

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how can we minimize the off load losses of a distribution transformer which is required to be energized 24x7 ?? capacity of the T/F is 1250 KVA and off load losses are around 2.0 KW.. can we use capacitor bank at the secondary of such a T/F to overcome off load losses? please elaborate briefly...thanks

2 Answers  

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Do inductive loads have distorted current waveforms ?

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how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test. why transformer rating in always in KVA ? what ispositive, negative, zero sequence impedence? How ElCB tripping if Neutral touch with ground Why AC & DC capacitor are use in UPS ? why motor rating in KW? how to syncronize two dg sets

0 Answers  

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Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

0 Answers  

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how much loading in terms of ampere can put on 5 MVA,33/11 KV TRANSFORMER having rated current 263 Amp ?????????

11 Answers   ABB,

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Why frequency fix in 50 Hz?

6 Answers  

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importance of reactive power management

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