What is meant by SMPS how it working ... and where it used

2 Answers   MTS,

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75 kw motor take 45 amp in no load delta in star 10 amp but in load it will take 160 amp but IR velue of winding above 500 at 1kw ph to earth and ph to ph. what problem it should be?

0 Answers  

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why we use separate earthing for two seprate machine??

1 Answers  

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What is the direction of rotation of blades in a table fan and in a ceiling fan ?

11 Answers   Power Grid,

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What is HVAC, PLS SEND DETAIL OF hvac.

6 Answers  

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What is mason's gain formula?

0 Answers  

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Why the colour of insulator is always is chocolate in colour?

3 Answers   Bhel,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?

0 Answers  

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Difference between Lugs and Thimbles

0 Answers   ABB,

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WHAT IS THE difference betwwen LT CABLE AND CONTROL CABLE

5 Answers  

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why the voltage is in digit of 11/33/132/220/440 please send me on shukrerabbi_abkhalil@rediffmail.com with thanks

3 Answers  

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