Answer / sudipt jena

circulating current due to CT errors is called spill current and it is negligible in magnitude

We have a distribution transformer of 750KVA/11kv/440v and an AVR (Servo Stabilizer) of 750KVA on the LT side of distribution transformer. Also we have an ACB of 1200A on the output of distribution transformer (that is on the input of AVR). We want to have an MCCB on the output of AVR. What should be the rating?

0 Answers   SSPL,

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After synchronizing the running generator with grid, the avr getting tripped and the generator breaker also oettong tripped, before tripping the avr the pf meter of generator is showing leading pf please kindly give a suggestion to rectify this problem.

2 Answers   Thermax,

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why pull the single core cable?

1 Answers  

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Transformers with dc supply

4 Answers  

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how the percentage impedance affect the transformer loading when connected in parallel.?

1 Answers  

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what is the definition of Nominal current or voltage

1 Answers  

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What is meant by directional power and reverse power relay ?

1 Answers   HAL,

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Define demand factor?

0 Answers  

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An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

0 Answers   UOG,

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does the power factor of an induction motor improve upon used in parallel with a synchronous condenser , used commonly to provide a leading kva ?

1 Answers  

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Whether power factor should be high or low? Why?

0 Answers  

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why we use crushed stone in switch yard?

3 Answers  

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