how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?

1 Answers  

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Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

0 Answers   IOCL,

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What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers  

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I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

0 Answers  

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what are the tests comes under the type test, what tests comes under routine tests.

0 Answers  

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what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32

0 Answers  

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why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

1 Answers   NPCIL,

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what is the application of dynamic Breaking resistor in inverter ? & How it works ?

2 Answers  

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HOW TO CALCULATE THE CABLE SIZE FOR POWER CABLE, CONTROL CABLE AND INSTRUMENT CABLE

1 Answers   TurboTech,

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how do i commission a distribution transformer knowing all its ratings and transformation ratios?d

1 Answers  

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advantage,disadvantage,aplication of sensorless direct torque control of induction motor

0 Answers  

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What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

0 Answers  

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