why neutral grounding transformer is used for generator and why it is not used for transformers?

2 Answers   UPCL,

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we r having 3 core 3 1/2, 4 core cables how we can know this cable has to be used for this purpose?

5 Answers  

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If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

0 Answers   Amara Raja,

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Explain the working of variable frequency transformer?

0 Answers  

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How to calculate voltage drop in copper and aluminium cable? I have laid 240Sq.mm Aluminium cable for the length of 600 Mtrs in 1 Mtrs underground. Normal load is 150A. Transformer is 630KVA, 6.KV/433V. But, I am getting only 395 Volts when load. How to calculate voltage drop and what is the permissible voltge drop for this circuit?

1 Answers  

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why on delay timer used for fully automatic star delta starter?

0 Answers  

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How many types are using in 220kv/400 kv swith yard

0 Answers  

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what is the abbreviation & meaning of UI charges

1 Answers   MNC,

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What are the main advantages of generalized error co-efficients?

0 Answers  

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what is difference between earth fault& restricted earth fault.

3 Answers  

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What is the deffrence between Siemens S7-300 & S7-400 PLC?

4 Answers   ADC,

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if i have to use 14 kw what size of power cable can i use and size of earth cable also.

2 Answers  

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