Answer / deepak thakur

MCCB means Moulded Case Circuit Breaker
its is use for machine main switch and we can set overload current also for machine in MCCB'

how DC is differ from AC ? what are the difference between them ?exept (P-N)&(+__-)

2 Answers  

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the 230 value of voltage which is use in our home . is that value is rms, aerage or peack value of voltage?

5 Answers   L&T,

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A 500 V shunt motor runs at its normal speed of 250rpm when the armature current is 200A. The resistance of the armature is 0.12 Ω. Calculate the speed when a resistance is inserted in the field reducing the shunt field to 80% of normal value and the armature current is 100A.

0 Answers   VECL,

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how to change the load sharing between two synchronized identical alternators when both are running with Diesel engine? assume both are feeding to same feeder?

1 Answers   BARC,

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with help of neat sketch explain principle of TIG welding process

0 Answers  

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What is the bundle conductor?

0 Answers  

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v/f drive basic princeple

0 Answers  

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can we start slipring motor on star delta like we start induction motor ? if yes where will we connect ?

0 Answers   NovaTech,

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why current increases when voltage decreases in ac system

10 Answers  

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why C T secondary are rating 5A generaly .

7 Answers  

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. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV?

3 Answers  

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why exterrnal C.T. protection is used even though ACB& VCB is having inbuild C.T. protection?

2 Answers  

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