Answer / sinnadurai

readers please provide

Answer / moulali

to find phase displacement of 3 winding transformer, first of all consider the core construction of core and prepare sample model of core and draw a circle around the core which touches the end of the core arms. now core arm devides circle into three parts and measure the angle between two arms which is phase difference.

What is fault level? How can be calculate the fault level?

1 Answers  

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What is the high series capacitance winding on high voltage power transformer ?

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What are the possible causes if load is not same on all the three phases

4 Answers  

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transformer cooling fan kharab ho jaye to 1-off kar dena chahiye 2-load kum kar dena chahiye 3-koi frrk nhi padta 4-sub galat hai. choose right option

2 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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how to calculate

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In our factory there is one no. of Series trip HT 6KV OCB. 1. Is it possible to measure CT out put current by 440V Clamp meter? The measurement is required for knowing the exact value of current in CT secondary to set up protection for transformers. 2. plase forward the single line diagram of AMF panel?

1 Answers   HAL,

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What happen if we have run 415 V,50Hz designed motor at on 480V,60HZ

8 Answers  

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generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 Answers  

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how is calculated the quantity of weight in hot test xlpe?

0 Answers   Hirbodan,

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hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

0 Answers  

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What is mean by retrofitting of machine tool please brief.

1 Answers  

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why characteristics of overcurrent relay is time-->psm instead of time-->current?

0 Answers   ABB,

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