Answer / razaq ali

because electrical heater is constant load with constant
current.
overload relays are used when load current increases due
due to increase in load.

We have energy meter of ct ratio 200/5amp and installed cut having ct ratio 100/5 amp what is final MF?

2 Answers  

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Hello seniors m an engineering student in 3rd yr..i want to know what are the software course in electrical field?i wanted to do certification course but i dont know much about the course?..Regards

0 Answers  

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what is the principal of starting of a three phase induction motor.

2 Answers   Moser Baer,

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why making capacity is more than breaking capacity?

14 Answers   Essar, Indo Asian, Infinity,

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1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve

0 Answers  

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What's the difference between non break power supply and non break non short break power supply

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Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

0 Answers  

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Transformer/insulating oil tester(BDV tester)

1 Answers  

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How to select the different contactors ( starter combination) for different AC motors? what about fuse cappacity 4 different motors too?

2 Answers   Equate,

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whats the formula for convert KVAR to FARADS

2 Answers  

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what is use of reactive power in ac ckt.

2 Answers  

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what is magnetizing current test in power transformer

0 Answers   ABB,

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