Answer / k.prakashchandra

Energy stored in each battery = 12 x 200 WH ( VAH) ,total stored energy = 12 x 200 x 34 WH . Divide this by load in W to get ' Back up time' in hours (approx)

can we conduct the swineburne's test on a dc series motor? why?

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what about SAP/MRP regarding manufacturing of electric motors and all drives?

0 Answers  

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why t/f are rated in kva. is it conserned with p.f.

3 Answers  

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what is the working principle of tube light?

2 Answers  

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Why should we use the igniter in the sodium vapour lamp.

7 Answers   ABB, Delphi, Mudhra, NTPC, PICT,

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How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

0 Answers   ABB,

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what is the burden?accuracy?Knee point voltage? what is the Alternator of PGM?

0 Answers   L&T,

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if u want to buy a motor than what will be the configuration of that motor?

2 Answers  

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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What is the difference between Zero Current Transformer and Core Balance CT ?

1 Answers  

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Dear all i am kumaravel. now in chennai. my work is control and relay panel auto cad designing.up to 11kv to 400kv then question is i am improving my knowledge. i want some books name and auther are available for this C&R panel related. plese any one help me

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how can calculated the rating of the 11 KV transformer?

6 Answers   NBCC,

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