Answer / prembujju

Load current increases and
causede iron loss which produces
over heat to failure the insulation

v/f drive basic princeple

0 Answers  

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What is the purpose of reactor.why we used in over head line?

2 Answers  

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When in a large power system if the demand of power is larger than the generated power the frequency of the power system drops.(assume the rated frequency is 50Hz and now it is 49Hz) So does this mean the demand is totally supplied with a lower value of generated power in a lower frequency?

1 Answers  

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how to calculate cable size, olr rating, contactor rating and mccb rating,to below given details three phase motor 75 kw,415 v,.85 pf,50 hz?

5 Answers   Cabin Crew, Essar,

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what is intermediate switch

1 Answers  

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What is the difference between Droop vs Isoch Control?

0 Answers  

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What is burden of ct,explain very simple

2 Answers   KSEB,

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State any two nuclear power stations in India, with their generating capacity.

0 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

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) why transformer cannot rotate though the principle behind induction motor is similar to a transformer

3 Answers  

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how many minutes or seconds taken by the transmission of electrical power from generating end to distributing end?

3 Answers  

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The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

0 Answers  

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