dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.

1 Answers  

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Mention how NPN and PNP transistor works?

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WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

1 Answers   ABB,

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what happens to a turbo alternator if it get trip and 1 out of 3 poles of circuit breaker in close condition

1 Answers   wbsedcl,

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what is maintenance?how to explain

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What is the dc grounding system and what is diff between AC/DC grounding system?

0 Answers  

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What do you mean by reach and reach the point of the relay?

0 Answers  

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explain why reduced voltage starters are required for large tree phase inudction motor

2 Answers  

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operation principle of a generator? Gss, Diesel and HFO which is better and why?

1 Answers  

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1.what is meaing of ups,and used in softwares and sud stations,and main partes in ups. 2.main partes of the Disel Genarator. 3.main partes of the chiller and safty equipments.

2 Answers  

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We have laid the single core Armoured cable 7 nos ( 2 each phase & 1 neutral ) to cater our electrical load . the issue is though we have Glanded the cable both the end also givan the earthing to the panel both the end we are facing a heavy sparking at the gland side. what could be the reason.

12 Answers  

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what is cogging and crawling

20 Answers   ABB, Ashok Leyland, Bharat Bijlee, BMRCL, MN Dastur, Siemens,

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