WHAT IS B & C CLASS SURGE PROTECTION AND WHAT IS DIFFERENCE BETWEEN B & c CLASS SP

2 Answers   Bharti,

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when secondary volts is given how do we find primary volts, turns, amps of primary and secondary given???

1 Answers  

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What is the lower limit of break-down voltage of converter transformer.

0 Answers   Tata Steel Limited,

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where we take earth in hill station

1 Answers  

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in a live circuit with a light bulb such that the bulb is off by a switch, is the light glows if the switch 2 terminals are both touched by a mouse?

1 Answers  

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What is the basic principle of welding process?

0 Answers  

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How many size of cable required for a 300m long and 30kw inductive lode

0 Answers  

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why we use sinosidal voltage / current instead of others in system?

0 Answers  

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in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?

0 Answers  

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why an ac solenoid valve attract the plunger eventhough we interchanges the terminal?will the ploes changes?

1 Answers  

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Advantage of 11KV ring main system with open point

1 Answers   Alam Group of Companies,

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What is the difference between Rectifier & Converter?

12 Answers   Bajaj,

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