Why Dyn11 Transformer is selected for distribution transformer?

3 Answers   JK Associates, MSETCL Maharashtra State Electricity Transmission Co Ltd,

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upto how much low RPM we will run the commercial motor which is run through VFD without any problem occurs in motor.Motor rating Duty is S1 & RPM is 1400.

0 Answers   ABC,

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what is hysterisis loss and eddy current loss? how it occurs?

2 Answers   Aurobindo, MAHINDRA,

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I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

0 Answers   NCC,

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List any four conventional sources of energy.

1 Answers  

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i want to measure voltage difference between neutral and earth so i just simply use voltmeter. my question is that may i use this measure continuosly.or there are some electricity board restrication on that? or it creat some problem on my measuring device..?

2 Answers   NEEC,

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What is the significance of %Z in case of transformer?

1 Answers  

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we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

0 Answers   NHPC,

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How RTCC works with OLTC

1 Answers   Siemens,

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what is the voltage between nutral and earth?

2 Answers  

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Explain about p.t?

0 Answers  

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What is the difference between Derived earth Fault and measured earth fault.How it works.

1 Answers  

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