Answer / k.g.jeengar

The neutral works as a return path for the current flowing
through any equipment.In single phase system it is
necessary to close the circuit through neutral wire.

Answer / rvd.chakkara

For return path, as well as for single phase supply.

Answer / guest

in electrical system we wil use neutral for eliminating
faults and short cicuits

why dhyedration test required for transformer oil once in a year

1 Answers  

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How to make vector group test of transformer?

2 Answers  

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in ct secondary one terminal is connected to earth why?

1 Answers  

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what is the power factor of choke coil used in tubelight

12 Answers   Bajaj,

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We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's

0 Answers  

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how to setting Load amps tripping time and extra settings for load Transformer protection relay with RMU panel using C&S model relay..?

0 Answers  

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on 22.03.2015 at 17:15hrs Y phase 66kV class Power Trf-2 Current transformer has flashed over and oil came out. The failed CT has been replaced on 24.03.2015 at 13:15hrs and the Trf has been charged in presence of RT Hassan after conducting the pre-commissioning tests. On the same day at 17:00hrs the commissioned CT has again flashed over and immediately the Trf  has been isolated from power supply. It is confirmed the secondary is not opened and checked the earth integrity and is found ok. Here what would be the reason for the CT failure? 

2 Answers  

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0 Answers  

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What is the power factor of an alternator at no load?

0 Answers  

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what is the procedure for cable sizing or on what basis we will calculate the size of cable?????

6 Answers   ANG, Focus, Mecon,

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Use of switch mode power converter in real-time basis?

0 Answers  

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