what is the vvvf in the dumbwaiter?? or lift. what is the actual process?/

0 Answers  

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why various test are performed on electrical panels & power cables before commissioning on site & what are these test???

0 Answers   Lavasa,

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where this neutral connection goes after returning from the load(home ,factory,industries).Is it grounded at the transformer side or atthe generator side .If it is grounded then we also ground the earth connection.is there any problem with this.

1 Answers   IOCL,

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What is the difference between diesel generator engine with and without turbo charger with the same capacity?

0 Answers  

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Why we are using air gap magnetic condutors

2 Answers   Ford, IOCL,

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What is the difference b/w Earthing and Grounding?

4 Answers  

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Advantages of short circuit and open circuit tests of a transformer?

3 Answers   Engineering,

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How to do maint. Of busbar.

1 Answers   KSEB, L&T, Siemens,

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we all know voltage is a force(emf), and the force always devides if 2 or more than2 loads are there but why does the voltage remains same is parallel, it must devide na ???

0 Answers   NTPC,

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I am inpecting a 10kVA UPS what tests should i do and should i observe?

0 Answers  

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What is the numerical quantity of sqcm?

0 Answers  

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In Power cable specification what is U0/U and Um.

0 Answers  

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