What are the condition for parallel operation of transformers?

2 Answers   Alfanar,

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in 33/11kv stepdown transfomer, transformer will stepdown to 11kv & remaining 22kv where it will go..

3 Answers  

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Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 Answers  

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Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

0 Answers   ABB,

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what is the difference between Miniature circuit breaker & motor control circuit breaker ?

4 Answers  

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How much ph is maintained of water resistance starter for slipring induction motor ?

0 Answers  

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what law motor works?

3 Answers  

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what are feeder pillars & panels?

1 Answers  

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can volts/Hz be relied upon to use 460v,60Hz electric motors on a 380v,50Hz power supply?

1 Answers  

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?

0 Answers  

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How the Oil Surge Relay works? How it protect the OLTC?

3 Answers   JSL,

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