What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?

0 Answers  

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what is the different between surgearrester and lighting arrester

4 Answers   HPCL,

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How cable from Kit-Kat to main switch, from starter to motor are designed?

0 Answers  

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Why CBCT rating is 50/1A

0 Answers  

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what is the difference between 3 phase 3wire &3phase 4 wire meter?what is the advantage of 3p3w over 3p4w?

1 Answers   L&T, MahaDiscom,

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Why the TNC switch is called as Memory switch

1 Answers   Reliance,

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What is the difference between a Junction Box and a Marshalling Box?

8 Answers  

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how to select DG set for certain load?

7 Answers   ACC,

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what is the difference between ELCB and RCCB

5 Answers   Concorde, Hyundai,

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Define branch?

0 Answers  

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Compare salient pole and cylindrical rotor machines.

0 Answers  

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how we can calculate power factor without knowing current in 230v 100w load ?

10 Answers  

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