Answer / sandeep das

An Inverter is used to control the speed of the compressor motor, so as to continuously regulate the temperature. It improves the COP & EER of an AC.

Answer / keval mistry

function of inverter is to convert dc power into ac power.
and to do that various type os switching device like scr or igbts or MOSfets are used. and their switching can be controlled with the gate pulse so we can get desired sine wave as an output.

how to calculate fuse rating for a motor

1 Answers   JSW,

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1) Can anyone give me a typical value for Insulation Resistance of 11kV xlpe cable? 2) How much will the IR value decrease per KM of cable length added?

1 Answers  

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Why we call cable rating in SQ.mm.If it is 240 SQ.mm how much the diameter possible?is there any calculation ?

4 Answers  

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what is the function of starter & choke in the tube light set & how choke give 1000 volts while switching on.

14 Answers   ADNOC Abu Dhabi National Oil Company, IBM,

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what is the requirement regarding earthing of Single conductor with AWA

0 Answers  

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why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

0 Answers  

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what are the disadvantages of leading P.F(power factor)?

2 Answers  

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The earth pin of some three pin plugs are seen split. why?

1 Answers  

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Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

0 Answers   Bhel,

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How to test Alternator stability test for REF relay

0 Answers   Amprotec,

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how power factor improves by connecting syncronous motor

2 Answers   ACC,

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why HT wire making noise?

3 Answers  

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