How to size the Neutral grounding resistor?

1 Answers  

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while running ,synchronous generator is being turned off.what will happen to the current flow??

1 Answers  

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If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

0 Answers  

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what is means of CLASS in current transformer name plate?

3 Answers  

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Why a tesa lamp is glow between two phase?

0 Answers  

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what happens when back charging of transformer is done for longer period

1 Answers  

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If two induction motors A and B are identical except that the air-gap motor 'A' is 50 % greater than that of motor 'B', then

2 Answers   Lanco,

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Circuit diagram of tube light without starter using electrical choke

0 Answers  

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how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

0 Answers  

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can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.

0 Answers   DEWA,

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Why the wave trap is put in Y phse only in switchyard?why not in other phases?

1 Answers   IAG Automation, REL,

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what is the different beetween kva and kwh?

4 Answers  

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