Answer Posted / goutam roy

In case of star connection, you can have 4nos. Of wire. 3 wires for 3 phases and other for neutral wire (very important for protection) in case of del. Connection you can have 3nos. Of wire. (This connection is very important for arresting harmonic f)

Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

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what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

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What is lc oscillator?

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Draw the DOL starter and star delta starter drawing?

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what is the formula of starting current of 3phase and 1 phase motor???

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Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

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for what purpose the star point is done in ct

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whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?

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What is the phase relationship between the primary and secondary voltages of a transformer?

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What is Traction? 1KVA Alternator, How much urrent taken?

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what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.

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hey guys help me out.....what  are the industrial uses/functions of nozzles in industries 

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Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?

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tell me about roaster switch .& what is the function in transmission & distribution?

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im working in one private compeny in gujarat. i was complet diploma electric in 2010 from gujarat technical board. now i want electric supervisor licence in gujarat but i dont't know when i apply? plz give me address of the licence dippartment office in gujarat. gandhinagar

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