how digital four pin earth resistance tester works

2 Answers  

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What is the minimum value required for Neutral to Earth in UPS Panels

3 Answers  

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In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

0 Answers  

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What is the difference in Line PT & Bus PT.

3 Answers   Bhel,

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what is over cureent protection

3 Answers   Anil Group, MPSEB,

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what the purpose of transmited high voltage in over head lines

3 Answers   NCC,

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How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

0 Answers  

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What is the basic principal of Diesel genarator?

3 Answers   Juniper Networks, MRF,

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State the difference between Surge Arrester and Lightning arrester,Both are same or not?

7 Answers  

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What is the advantage and disadvantage of dry type transformer?

5 Answers   Bhel,

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how to calculate voltage regulation?

1 Answers   Qtech Software,

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how to take the 3 phase ups input and collect single phase output

1 Answers  

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