Answer / gulshan b

the conduction starts at 30 degreee .so scr will be trigged or fired at 120 degreee

When semiconductor fuse does save thyristor in each cycle of conduction? Why under voltage setting keep less in SPRS and more in DC drive?

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What is touch potential and step potential?

0 Answers   IRI,

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Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 Answers  

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How can we calculate C10 rating of a bttery from c5 or c20 ratings??

1 Answers   Intel,

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how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........

1 Answers   Enercon,

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What are test values for an 63 KVA and 100 Kva Distribution Transformers for the following typical tests 1)Magnetic balance 2)Short circuit test 3)Open Circuit test 4)Vector group confirmation test .please give me the standard values for all the above tests.

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Why PT is fitted in incomer panel.....?

1 Answers  

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What is the difference between MCCB & ACB Where it can be used

5 Answers  

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what do u understand about FACTS? how they are useful?

0 Answers   BARC,

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how fluoresent lamp works??

2 Answers  

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Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?

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What is a commutator?

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