Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

0 Answers  

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WHY EXCITATION OF SYNCHRONOUS MACHINE IS DC NOT AC

8 Answers   NTPC,

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what the good value of earth resistance test

3 Answers  

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is it possible to use a tranformer to regulate an unstable system voltage?

3 Answers  

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why maintenance batteries used in DG sets not in MAintenance free Batteries.

4 Answers  

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give single line diagram of D.O.L and star -Delta starter ?

8 Answers   ABS, Al-Shuaah, Alkali Metals, Cabin Crew, Cognizant, CRI, Gwalior Distilleries, Hotels, Logicon Engineers, Max India, Nicomet, Radisson Blu, RK Company, Siemens, SLCM, Solar, Steel Strips Wheels, Sugar Factory, TATA, TCS,

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what are the sections in a high voltage system(eg:incomer,buscoupler,isolator

1 Answers   IGL, L&T,

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how is find out kwh step by step

0 Answers   Voith,

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how we are measuring the winding temperature of the transformer?

11 Answers  

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How to caluculate number of batteries to connect a three phase ups by KVA?

1 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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what is mean by unity power factor?why are u calling Resistivity load also unity power factor?

2 Answers  

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