how tubelight circuit is connected and how it works?

7 Answers   Punj Lloyd Ltd,

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What is a compensator?

0 Answers  

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why we use MV panels??? what's r all the needs

4 Answers  

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if the supply voltage increased by N times, the x-section of conductor will be.........

2 Answers   APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

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what is the frequency of direct current(dc)?

12 Answers   Cognizant, University,

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what is the difference between Earth and neutral? and what is the difference between ground earthing and neutral earthing?

2 Answers  

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My question is whether bellow formula is correct to find bus size for 46kA for 0.5 second & what is RT in bellow formula. formula to calculate the size of busbar to withstand the thermal stresses due to currents with duration of 0.2 sec to 5 sec. Sp = RT( I x I x t) / K Where Sp – is the cross sectional area of bus bar in millimeters. I -    is the value of AC fault current. t -    is the operating time of disconnecting device in seconds. K –  is the factor depending on the material of the conductor, insulation and initial and final temperature. Value of ‘k’ for copper is 143.

0 Answers   Premier,

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Why Hg means mecuiry used in vaccum mesuring unit?

2 Answers   Manhattan,

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what is the function of conservater in transformer

3 Answers  

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How to calculate incoming cable size for 33KV, 1MVA transformer.

1 Answers   IAC,

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why we use Test Terminal Block in 11 KV and 33 KV electrical panels.

0 Answers   EMC,

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What are the function of different components of servo motor?

0 Answers   BARC, Parle,

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