Answer Posted / x man

for OLR---It has to be Motor full oad current
for Contactor--it has to be 1.5 timmes the motor rated
current.
Circui breaker is used to protect the circuit.
for A tYPR 2 cordination these three componenrs are needed
in the circuits

Define the three phase formula fuse.

1870

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i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

1841

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Why mostly the HV side of transformer has Delta?

3220

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Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.

1154

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Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?

2293

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lorteny method

2003

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I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.

2122

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what is a bus riser in power system and why it is used

46219

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what is meant by brushed alternator & its working principle ?

1927

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can u tell me the promotion from oiller to enginer

1938

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in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.

2378

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Which level of the Transformer oil got dielectric strengh? And why?

2253

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What are the two segments of nyquist contour.

1111

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Convert a star connected network into a delta connected network.

1120

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1923

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