Answer / kj

Most installations are have a PF between 0.8 and Unity
lagging. By rating the DG to 0.8 PF it can operate in most
situations without problems.

why we are using star connection and delta connection? difference?

5 Answers  

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Am using an electronic digital display to see the RPM of ABB ACS 550 drive, which is showing negative value when the motor & drive in stop mode but it is showing correct value during the run mode. can anyone help me out??

2 Answers   Bala Power Solutions,

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Why the rating of the HT breakers are in 1250 Amp, while the load on the breaker is around 50 Amp. ?

9 Answers   Wipro,

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Why armour HT XLPE power cable required to Earth?

1 Answers  

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what is the ohmic value of transformers

1 Answers  

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how much battery need for 2kv online ups for 2hr backup

3 Answers   Eaton, Emerson,

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What is the difference between diode and a transistor in terms of the direction of current flow?

0 Answers  

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why transformer ratings are in kva

4 Answers  

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A copper wire of length l and diameter d has potential difference V applied at its two ends. The drift velocity is vd. If the diameter of wire is made d/3, then drift velocity becomes

1 Answers  

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How many methods to take IR value of Current Transformer?

1 Answers  

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why should a transformer be never connected to dc supply

5 Answers  

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I WOULD LIKE NOW WHY WE CANT USE SOME CT FOR MESARING AND PROTECTION

2 Answers  

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