why overload relay is not tripped at time of starting of motor allthough staring current is too high?

5 Answers   TATA,

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what types of cable used in underground coal mining?

0 Answers  

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sir, how to select the cable size, what is the parameters use ang what is the formulas use for this cable size calculations. please tell me.

4 Answers   ISRO, Power Grid,

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L&T ACB C-POWER OF 800A FAULS TRIPING AT THE TIME OF 110KW MOTOR STARTS WITH EARTH FAULT RELEASE

1 Answers   Ambuja,

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How to megger test 11 kV cable and the acceptance IR value

0 Answers   BVG, NFL, ONGC,

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In ACS 1000 drive we are using 12 pulse converter,why don't use 3 pulse converter.

0 Answers  

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what is the operating principle of contactor(power).along with disection?

3 Answers   NASA, Tech Mahindra,

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What are the tests to be taken on a transformer and generator?

12 Answers   Honeywell,

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what is the cable capacity of any load wise .

2 Answers  

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What is the difference between Dielectric and Insulator

9 Answers  

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i have old tape recorder speakers(analog).nw i want to use it for my computer system.can i use it to my computer systeno m by using digital to analog converter??? what changes should i do in the system????

0 Answers  

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What will happen if the voltage in my house drops from 220V to any lower voltage?

0 Answers  

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