Why do we need interlocking in a HT metering or Ring main unit switchgear?

0 Answers  

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what are the types of cables?

3 Answers  

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what is eddy current loss?

3 Answers  

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What is duty cycle and protection class?

4 Answers   SISL,

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Can anybody explain me the electrical circuit of indian railways to drive electrical engines(LOCOMOTIVES)? How does overhead lines work in the circuit to drive different trains on the same track?

1 Answers  

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how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?

0 Answers   Omega,

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What the purpose of transient fault recoredr in substation

2 Answers   NCC,

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what is the harmonics? which harmonics(fundamental and reference) is suitable for calculating capacitor bank and Active filter and passive filter? what is the 1st 2nd 3rd 4th 5th harmonics and effects?

1 Answers  

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Can anyone tell the proper diagram of star delta starter????

0 Answers  

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WHAT IS THE THUMBRULE FOR FINDING OUT THE CURRENT CAPICITY OF A COPPER WIRE?? 2.5, 4, 6MM SQUARE ETC...

5 Answers  

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how does the harmonics enter into the induction motors?

1 Answers  

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although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?

0 Answers  

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