Answer / k.prakashchandra

You can not use metering ct as the it does not measure
current beyond 150% 0f rated.You can connect terminals of
diff relay in series with back-up relay.

What is x/r ratio?

1 Answers  

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Input power is 380 - 450 V but with 45 - 55 Hz frequency - desired output is 415 V and 50hz with 1% variation permissible. CVT / Servo dont stabilize the Frequency - what is best solution??

7 Answers   IOCL,

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Why do we choose 33kV transmission for industrial purpose and 11Kv for township?

1 Answers  

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Why is it that bus reactors are not accompanied by a neutral grounding reactor whereas a line shunt reactor is? PGCIL does so.

2 Answers  

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What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?

0 Answers  

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what is power factor when in view of a lineman

3 Answers   KSEB,

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1 tr is equal to how many Kw .is there any specific formula for this to get the result .

13 Answers   Cipla, LG, NSN,

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Why we Specify Transformer rating 433 V Instead of 415V ?

8 Answers   ABB, ERA, Uddans,

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Why is voltage is required to be within permissible range for an electrical equipment?

0 Answers  

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Dear sir/mam Iwant complete details of Naintenence of 33kv/433v Transformer having 1250 KVa

1 Answers  

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difference between local breaker backup relay or backup protection relay ?

1 Answers  

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What happen when increese more than 50HZ fequincy.

5 Answers  

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