What is difference between VCB and SF6 breaker

4 Answers  

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what is the constructional difference between a power transformer and potentian transformer?

0 Answers   BTM,

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for compensate 315mh inductance ,how many capaciance required?

0 Answers   Mitsubishi,

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Welding machine

1 Answers   CEL,

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What is the purpose of lighting Transformer used in Industries for Lighting illumination? Its necessary or not?

2 Answers  

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some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

0 Answers  

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What is quadrantal symmetry?

0 Answers  

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Why short ckt does not happen when solenoid coil connected to supply. as its a wire only.

1 Answers   Siemens,

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how could we calculate the no of outgoings from a 800 watt distribution board

0 Answers   United Engineering,

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How to calculate the size of the conductor for particular load

9 Answers   Eskom, HCL,

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the current which flows during lightening is ac or dc,,,,,,,,,,, WHY

6 Answers  

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How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

0 Answers  

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