Answer / amarjit singh

becase in neutral always unbalanced current flow in 3 phase system if current in amp R=25 A,Y=22 A AND B=20A only 5 amp current flow through neutral thats why in 4 core cable neutral diameter less than phases .try it practically

IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above

1 Answers   Indian Railways,

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What is farmula to calculate Diesel cunsumption as par KVA.

3 Answers   HCL,

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Is it possible we are step down 11 kv to 230v ?

2 Answers   Fedco,

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what are the factors to be considered while design the breaker either HT or LT??

0 Answers  

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An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

0 Answers  

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in ct secondary one terminal is connected to earth why?

1 Answers  

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If the t/f capacity is 500KvA then what is Amps ratting of the main breaker.

5 Answers  

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is there any current and voltage drop on liquid resistance starter water/soda tank ?

0 Answers  

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why we are used thermistor in motor

1 Answers  

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1) name the communication cable and how it is communicate in between plc to modbus , plc with hmi? 2)name of the communication cables?

1 Answers  

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what is the difference between rectifier and converter and commudator?

0 Answers  

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in ac system the current wave form becomes zero for every half cycle then how can we get continuous supply can any one answer to this plsss

2 Answers  

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