Answer / k.prakashchandra

Gen voltage can not be 550 KV which I think ,is the tr
voltage. Hz is at 50 even after gen has tripped.That
means ,it was connected to grid.The gen might have tripped
on over speed due to load throw-off. If not, speed sensor
of the gen is to be checked

List the materials required for Pipe Earthing.

2 Answers  

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how was your last weekend.

0 Answers   HCL,

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why they charge more bill for low power factor rather than high power factor

2 Answers  

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Hi My Dear All Friends, There is one question it is widely used in Power Project's High Voltage Engineering. Question- What is the diffrence between Earth fault and Back up Earth Fault....???? . . . . . . Have A Good Day

1 Answers  

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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what is called star connection and delta connection also purpose of this connections?

3 Answers   Siemens,

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how to select energy meter? have any calculation?

0 Answers  

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How to decide and select the different earthing wire size for the different types of earthing

0 Answers   Suzlon,

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How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.

0 Answers   DRJ ARDE,

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We know that, in case if there is a faulty insulation,or sc, the current is bypassed to earth through the earth wire that has low resistance.Actually, what will happen to that current that flows through gnd?In that case,if we come in contact with that faulty appliance, wont that current flow through us as we form a closed path by standing in gnd?Is grounding a safety measure?

3 Answers  

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How can we calculate the Rating of DG Set for a 4 kw motor?

3 Answers  

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For a Potential Transformer(PT), the primary neutral terminal must be grounded before energization. Why....? What will be heppend if we energize the PT without grounded the primary neutral point? Why..........?

2 Answers  

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