Answer / ashutosh

Circuit Breaker Can Be Classified On the Basis OF Following
Types:
1)On the Basis Of Arc Quenching Medium
2)On the Basis of Working Voltage
3)On the Basis Of Protection Requirement etc.

What is the minimum permissive IR value for LT & HT motor for safe starting?

1 Answers   Rukmani,

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what are the different functions of mccb, rccb / elccb ?

2 Answers  

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If age of Raju is 20% less than Sanju,then age of Sanju is how many % more than Raju

2 Answers   Tech Mahindra,

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how to choose the cable size for 100A(is there any formula please update)

6 Answers  

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working principle of oil startar

0 Answers  

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How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?

0 Answers  

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What is diffrence bitween electrical and electronics ?

4 Answers  

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I have connected 04nos. earthings to a transformer through 04nos. earthing pits seperately. 02nos. earthings are connected to T/F body, and 02nos. earthings are connected to T/F neutral.T/F capacity is 2000KVA, 11KV/415V. But after completing of 02 years successful operation ,we are facing following problems- 1. CT/PT occured blast one time 2. HT cable box occured blast two times 3. One body earthing strip and one neutral earthing strip of transformer are overlapping at some places. Whenever these two strips are pressed at overlapped points, they made spark. What is the reason of spark? Please explain the reason & rectification of above problems

5 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

0 Answers  

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how to test power transformer.YNd11

0 Answers  

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LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?

0 Answers   Himatsingka Seide Ltd,

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The DC current waveform is - . What about the fire alarm waveform?

1 Answers  

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