Answer Posted / simon

Use a 3 Phase variac transformer.

we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

6954

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In a large office how do we calculate required number of light fittings, assuming fittings are 4x18W or 2x36W fluorescent fitting ?

1824

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why core is useful for a transformer ?and also in its operation ?

2042

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What is main cause of cable's terminal point burned in Lug on high temperature although lug and cable selection is ok as per stantard and also tightness is ok as per situation. so please take in deep and tell correct answer thanku.

8175

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how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

2138

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How does a television work?

2238

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how to fit 3 HP crompton gear motor with conveyor with the use of staring delta starter or ordinary starter?

1953

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for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

1898

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two phases with neutral supply can be taken in 3C X 10 sq.mm cable .

1370

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What is line resistance of cable & how it can be measured ?

1439

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what is mean by dual digital protection in the relay field?

1883

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Igfet is a

1594

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i wasted one year for the job after completed my btech what can i say about 1year time in interview

2069

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What is core CT & it's function?

2109

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Is there any guideline say about display of earthing value near to earth pit

1154

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