what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?

1 Answers   DLF, Sanmar, SEC,

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how we protect the motor & what are the components required for that ?

2 Answers  

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We've 2 diffrent DG's with same capacity (500 KVA). Can we sync them ?

1 Answers  

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can u tell the difference between star-star transformer and delta to delta transformer.

3 Answers   Videocon,

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1. What are the tests to be carried out for CBCT? 2. can measure the secondary resistances? 3. with respect to secondary maximum how much voltage can be applied for IR test.

0 Answers  

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what are the types of sus station ?

13 Answers   NTPC,

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plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

0 Answers  

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11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

0 Answers  

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if we apply 1000ADC instead of 100ADC or We apply 50ADC instead of 100ADC,What will be happened in the test result value.Pl explain

0 Answers   NCC,

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aternator every parts and its working

0 Answers   adag,

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how much leakage current is allowed in MC61A L&T make relay?

0 Answers   Siemens,

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how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

0 Answers  

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