what is the safe meggar values for motor, transformer HT, LT and Cables? IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace. why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

0 Answers   Jindal,

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How can we measure and monitor critical performance parameters of Diesel Generator Sets, both electrical and engine ?

3 Answers   Cologicx Systems,

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How loading get increased in generator not the speed, while we increasing steam to turbine.

2 Answers  

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Explain the Term in CT Name Plate – Class: 5P10

6 Answers  

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battery capacity use of made?

0 Answers   JLL, Shankar Electricals,

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How much current does a motor take in no load condition?

6 Answers  

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What are methods to avoid the inrush current at the time of starting of power transformer ?

8 Answers   Wipro,

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On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?

0 Answers   TNEB Tamil Nadu Electricity Board,

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Why carbon brush used in dc motor also why its not used in ac motor?

2 Answers   RRB,

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what is the difference between Ith & Iu rating in MCCB. Particularly on SACE ABB Circuit Breaker?

2 Answers   Siemens,

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

0 Answers   Engineering,

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What device is use for metering current at lt consumer end..??

2 Answers   Power Grid,

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