Answer Posted / satya dev

Basicaly Transformers having two type of tests 1-
Manufacturing & 2- Field test, Manufacturing test are
described Above & Field tests are carried out during the
Commissioning at site.Field tests are given belwo..

Insulation Resistance Test- Phase to Phase, Phase to Earth,
Winding Resistacne Test.
Testing & setting of WTI & OTI.
Vector Group Testing.
Magnetinc Ballance Test
Ratio Test.
Knee Point Test.
Tan Delta Test ( This is Also IR test)
Hi Voltage Impulse Test (if Client requested)
etc...

why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

2252

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if any house we instaled a 1.5 ton ac and its phase cable of wiring is installed but netrual cable of wiring not instaed. my question is that is neutual of house(for other wiring is capable for ac load or a sepeart neutrual wiring required

2541

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What is your acheivements

2213

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difine electrical ballast in HPSVL

2166

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how the phase convertor changes the no. of phases

2054

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how can i apilly for electrical c licencese.sir,i completed B.Tech in electrical & electronics engineering in 201onot working any company

1979

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what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????

1943

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Explain the purpose of inductor in an electric circuit?

1177

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What are the advantages of stationary armature and rotating field system?

1285

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What are the function of different components of servo motor?

2086

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all details of DG UPS HVAC

2142

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prove that power consumed in 3 phase delta system is 3 times as compared to 3 phase star system

2353

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if we have 320KVA Genset kindly advice how much load we can put it.

1576

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Graphs of measuring power and speed on dc motor

2023

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how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw

2517

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