Answer / anwar hussain

Yes we need to take few steps before installing the transformer like verifing the site , load calculation , transformer rating should be more than 25% load holding capacity grounding arrangement should be good enough and the insulators should be tended of dielectric strength and the lighting arrestor should be connected to the hv source and must be connected to ground as well

Ho de we calculate the line loss of a 500 kv line over 1000km.

1 Answers  

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In LT Line What is the minimum clearance required between phase to phase busbar & between Phase to body of the panel? Also between Neutral &phase, & Neutral & body of panel. as per standards.

1 Answers  

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how to get 48 V DC I have ... 1. 12 volt power supply board 2. DC power supply ( max. 30 v) 3. 9 volt batteries ( 2 - not chargeble)

2 Answers  

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . please reply..............

9 Answers   NTPC,

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Why do we avoid electrical conduits in floors at apartments?

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how can we run the induction motor at 9000 rpm ,by keeping frequency constant??

2 Answers  

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WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?

1 Answers   BRG, Voltech,

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what is the max. acceptable leakage current in 33kv bus bar

0 Answers   Tanesco,

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2 hp motar how many amps taken please show me the formula

4 Answers   Cable Wireless,

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Define reserve-generating capacity?

0 Answers  

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what is sinwave ups

1 Answers   Exide,

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Explain (in simple ) - root mean square. whats its role in electrical fundamandal.where its used

0 Answers   MRF, PPCL,

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