how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

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megger generates D.C. voltage while earth tester generates A.C.voltage is it true? I know for megger it is D.C generator but what about earth tester?

4 Answers   IOCL,

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can we coorect P.F. OF 320 KVA ALTERNATOR AT LOCAL SITE WITH RATED .8 PF LAGGING.

1 Answers  

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what is the relation between the size of the machine and the frequency? (when the frequency increases the size of machine will increase,why?)

2 Answers  

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IS diode and blocking diode are the same?..what is meant by blocking diode

1 Answers  

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what is the function of compressor?

2 Answers  

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dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.

1 Answers  

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why capacitor do not switch ON the DG power? (I had checked, capacitor ON in DG power that time current rating was reduced.)

1 Answers  

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what is an invertor A.C.?

1 Answers   Ami Tech, Shubham,

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what is excitor response of an excitor?

1 Answers  

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How frequency meter measuring frequency? What is the principle of frequency meter?

2 Answers  

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Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

0 Answers   Jindal,

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