Answer Posted / sharath patel

if the running hours not reached means we can conduct the
checks by the number of days from the comissioning date.

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.

2115

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1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

2297

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what is the standard duration after failure EB power

1839

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What are the reasons for the parallel operation of transformers?

1128

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How to calculate Temp from Resister from PT100 equation,

1759

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How to calculate the multiplying factor for energy meter with ct ratio given

2027

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Give some differences between open loop and closed loop control systems.

1169

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i have interview in Pepsi company what type of question will ask please send the question and answeer

3476

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how many joints are allowed in underground HT cable of 1 KM

1878

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How much pf maintan in dg set in 6o% load,when Dg runnig Neutaal Earthing removed what happen.

1973

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Difference between a pilot wire and a normal conductor?

2046

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how much cable size required for 70 kilowatt load.

1682

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Explain about 3 phase motor fault current calculation with examples?

2946

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Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)

2107

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what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.

1953

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