What is the formula to find out the kvar required to improve the powerfactor from .85 to .99 at 1500kw, 415v.

4 Answers   Trident,

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What is the difference between ohmic resistance and effective resistance?

2 Answers  

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Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

0 Answers  

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how an electron flow in a wire. can it flow like a car running on the road?

2 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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what is negative and zero impedance in 3 phase induction motor ??

0 Answers  

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Why we use neutral cable just half from phase cable.Tell me briefly,please.

4 Answers  

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When alarm is activated in buccholz relay in transformer

1 Answers  

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Difference Between Differential Relay and Restricted Earth Fault Relay of Power Transformers

1 Answers   KSEB,

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IN induction motor pf is increased using capacitors.what will be the effect on motor and system when very large capacitor is accidently installed and pf goes leading.

0 Answers  

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what is field flash

4 Answers   Bhel,

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why the rating of a transformer in kva not in kw.

9 Answers  

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