WHAT IS ND RELAY AND HOW DOES IT WORK?

2 Answers  

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why in power staions distriution r like 11kv,33kv,66kv in india?

4 Answers  

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WHY IS THE UNITY POWER FACTOR NOT THE MOST CONOMICAL POWER FACTOR?

3 Answers  

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For a 50MVA (138/69/13.8 KV) transformer, what would be the maximum demand in order not to exceed 80% of its operating capacity.

2 Answers  

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What is meaning of Float Charging of Batteries???

2 Answers   Emerson,

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Can anybody tell me why inductors draw lagging current and capacitors draw leading current from supply?

4 Answers  

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what is the difference between control transformer and Potential transformer (PT)?

1 Answers  

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what is the purpose of bypass mode in energy lighting transformer?

0 Answers  

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What is tan delta point of transformer?

2 Answers  

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why motors are rated in HP?

3 Answers   HCL, ncpl,

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a)In a 3-phase 4-wire circuit, a circuit breaker is selected to protect the circuit whose highest fault level is 6.6 MVA. Determine the required minimum breaking capacity in kA. (Note: Covert 3-phase power in terms of kA to find answer.) b)Using the below, determine the required minimum making capacity in kA as a “peak value”. Rate breaking capacity (Icn) ka: Icn<= 1.5 Factor = 1.41 1.5

0 Answers  

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how to improve power factor correction?

3 Answers  

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