What is the Minimum winding resistance of motors ( small & big)? referance range

0 Answers   TATA,

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If i switch on a transformer but with no load connected to the secondary path.Is the transformer will burn?

5 Answers  

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line and phase voltage relationship?

2 Answers   CPCL, IVRCL,

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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 LT & HT Cable

4 Answers   ETA,

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what is the difference in between short time and continuous rating?

1 Answers  

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dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?

1 Answers   Technomax, ups,

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how many current required for hypo test

0 Answers  

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can we use ordinary transformer in place of autotransformer?give reasons also

1 Answers  

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How eddy current generation support the idea of train braking?

0 Answers  

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We have given to 3phase supply to ups system & how can coming netural

0 Answers  

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Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.

0 Answers  

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