please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

0 Answers  

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Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why

13 Answers   Lovely Professional University, NTPC,

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how calculate gd2 of ht motors

4 Answers   Hindustan Copper Limited, Kohler India,

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1.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?

6 Answers  

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how synchronous generator can be used as synchronous condenser?

3 Answers   Monnet, Wipro,

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What does VVVF stands for in VVVF drive ? How does it differ from VVF drive?

8 Answers   HAL,

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sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

0 Answers  

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HOW DOES ONE SELECT A TRANSFORMER PHASOR GROUP IE, WHETHER A STAR-DELTA TR OR A STAR-STAR OR A DELTA-DELTA, ETC. TRANSFORMER IS MORE SUITABLE FOR A PARTICULAR KIND OF LOAD OR WORKING CONDITION???

3 Answers   KPTCL,

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What is the winding resistsnce need to be in a 1000kva, 11kv/415v transformer, between ht winding to lt winding, ht winding to earth, lt winding to earth.?

1 Answers   Trident,

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How to calculate cable sizing

5 Answers  

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

0 Answers  

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What are the effects of adding a zero to a system?

0 Answers  

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