what is the function of rccb how it diffrentiate between elcb

1 Answers  

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active elements are those which are capable of

2 Answers  

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what happen if ac supply is fed to rotor of the alternator

2 Answers  

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Why earthing is required for diesel tank?

4 Answers   Greaves,

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why the neutral point is zero in star connection?

4 Answers  

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in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel ?

2 Answers  

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Whether the Dc motor Droping the power factor like AC motor if lot of motor running in factory is it necessary to connect capacitor bank

2 Answers  

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What is SMPS,How does it works?

4 Answers   Bharti, TCS,

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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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operation of protection relay watchdog contact?

0 Answers   L&T,

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Simple calculation of improving power factor?

5 Answers  

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short circuit test of transformer gives what?

9 Answers   NTPC,

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