What descriptive information does the NEC require to be marked on all conductors?

0 Answers  

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whether the battery is voltage source or current source?

2 Answers  

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what is swirl induction in i.c engine????????

1 Answers   Ashok Leyland,

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Should transformer earthing pit, to be connect to earthing mat in Substation

4 Answers  

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Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

0 Answers  

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WHAT HAPPEN IF LT SUPPLY 415 V FED TO THE HT 3.3KV MOTOR

1 Answers  

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How phase displacement change in the over current relay coils.

0 Answers  

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How can step up and step down process in power transformer

1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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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.

3 Answers  

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i have 400/230v transformer and didnt done the neutral eatrhing. i connected one lamp to one phase and neutral to the earth. but the lamp is not glowing. again i connected neutral to earth and repeated the same. then the lamp is glowing. in the first condition i tested with a line tester also, at that time the tesrer is glowing what is happening i dont know can any one help me?

1 Answers  

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how i caculate the cable size for power factor correction unit for example 300kvar

1 Answers  

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what is diff between Fourier series and Fourier transform?

2 Answers  

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