IF ANY MATERIAL AVAILABLE IN MARKET FOR MOTOR PROTECTION INSTEAD OF OLR & CONTACTOR ?

1 Answers  

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Operation of isolators.

0 Answers   KSEB, L&T, Siemens,

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Explain Clearly Pahase and Neutral?

7 Answers  

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What is the difference between single core 2 wire and single core 3 wire system? Which application we are using this? and for What purpose we are using this?

0 Answers  

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How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.

4 Answers  

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in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.

0 Answers  

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What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection

0 Answers   ABB,

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at which voltage level arcing ground is occurs ??????????

0 Answers   TATA,

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what is CRGO Transformers?

6 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd, TATA,

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Why compensation is necessary in feedback control system?

0 Answers  

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how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.

0 Answers  

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why we are using earth pit in sub stations.?

0 Answers  

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