Answer / ajitav

Break Down Voltage test,that concludes in transformer which perform testing of insulation oil use in transformer.

Answer / er.vijay

Break down voltage is minimum 35kv

Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.

0 Answers  

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what the purpose of transmited high voltage in over head lines

3 Answers   NCC,

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I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

0 Answers  

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What Should be the value of Vector Surge angle at Tripping and how to calculate it?

0 Answers  

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140 is load amps for a equipments and what ratio of CT requied for installimg ammeter to amps montering purpose?

1 Answers  

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I am having a DG set.The 415 V from Generator is step up to 460 v and then the same is used for Induction furnace. before Step up, I am connecting LT load to my factory use. When Induction furnace is in service from DG, when i try to start a motor, the generator is tripped.Please tell me the reason.

3 Answers  

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Why the voltage n frequency of the incoming generator is kept slightly higher than d grid voltage n frequency while synchronization ?

4 Answers  

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What is reactance, reluctance,capistance, pls give answeer in hinglish and be simply Jo asani we smajh m aa jaye

0 Answers  

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What will happen if we give DC supply to AC motor?

9 Answers  

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what happen if drive input fail momentry at 48.5 HZ frequency?

0 Answers  

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why pull the single core cable?

1 Answers  

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what is the difference between line & phase current in star delta connection motor?

2 Answers  

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