Is there any difference between circuit breakers and isolators

7 Answers  

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What is rotating magnetic field?Discuss elaborately.

0 Answers  

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Can u explain : how capacitor act when the supply is given is a.c and d.c. I know that when d.c supply is given then the capacitor charges and becomes open circuited. But please say about when a.c is given. I have seen that when a.c supply is given ,it charges and discharges, But when we plug in capacitor to our daily supply and take it out ,then we join those wires spark will appear,which seems charge is present ,but when a.c is given it should charge and discharge

3 Answers  

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Pole of s-plane gives the information about?

2 Answers   CCP,

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wat is mean by HRC fuse... WHY we choose it...?

3 Answers  

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In Ferranti effect,Receiving end voltage is greater than sending voltage,why? can anybody tell me the answer

15 Answers   Engineers India Limited,

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What is GIS Substation and how it operate? where these type of substation installed?

8 Answers   Power Grid,

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why no load voltage is greater than full load voltage?

1 Answers  

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WHY DG are rated in KVA or MVA ???., but ALL power plants are rated in KW or MW.,,?

3 Answers   Coastal Energen,

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Who we calculate the generator NGR resistant, generator voltage 11 KV ?

2 Answers   ABB,

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how line turns ratio changes in 3 phase with change in connection

0 Answers  

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What is CRT (Contact Resistance Test) for Isolators or Dis- connector Switches? Why we performed it & whats the Testing procedure.

1 Answers   Siemens,

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