Answer / smitha

it is class A
11111111 00100010 00000011 00001000
117=netid
34.3.8=hodtid

Answer / adhilabanu

it is class A
01110101 00100010 00000011 00001000
117=netid
34.3.8=hodtid

Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?

0 Answers   Adani Power,

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What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current

0 Answers   ABB, Jindal,

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1) Can anyone give me a typical value for Insulation Resistance of 11kV xlpe cable? 2) How much will the IR value decrease per KM of cable length added?

1 Answers  

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Transformer Specification say 66/11KV, 23/27/35MVA OFDAN,what is OFDAN? we know ONAN,ONAF or OFAF

2 Answers   Siemens,

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what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.

2 Answers  

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WHY THE RATINGS OF THE TRANSFORMER IS 33KV WHY NOT OTHER???

0 Answers   Lanco,

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why do we have another cartridge filled with oil fitted at the bottom silica gel cartridge in power transforers

1 Answers  

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We wish to test 60 Hz systems from a 50 Hz supply. To acheive frequency conversion, we use a VFD. The VFD powers 40 kVA transformer, which has motor and non-motor loads on it. Will the transformer work?

2 Answers   Suzlon,

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Can the efficiency of transformer be measured with the help of wattmeter readings taken at primary and secondary side? Support the answer.

2 Answers  

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what is the pperating squvance in transmission line for circuit braker, isolater & earthing switch.

2 Answers  

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If short circuit ratio is high is it bad or good for a machine then tell the reason...

0 Answers   Bhel,

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On what principle electric motor works?

0 Answers  

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