temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%

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the minimum clearance b/w ceiling and plane of leaf of ceilng fan shall be ..........mm

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Why synchronous motor runs at a fixed speed? what is the name of that fixed speed?

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1 HT service how many LT Service

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sir, i want to know the calculation for find rated current for cable sizes.(both copper & aluminium) with examole. please sir for example: 35sq.mm al.cable is withstands for how many amps? is suitable for 45kw motor?

5 Answers   L&T,

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what is the necessity of under ground cables ??

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Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

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What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

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What happens when the power factor is leading and its disadvantages.

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why in transformers voltage given is in the multiple of 11

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Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?

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Why single phase induction motors are not self starting ?

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