what happen if drive input fail momentry at 48.5 HZ frequency?

0 Answers  

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explain LED lamps?

1 Answers  

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The power showed in the name plate of the motor is input power or output power?? The power showed in the name plate is 18.5kw measured current is 34.5 amps. location is india. can i calculate the efficiency of the motor using this data??

2 Answers  

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Do you know the overhauling of a motor?

12 Answers   EdCET, Mecon,

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1.Why we use choke?If we use for high starting voltage then different type choke gives different voltage. Is it correct?

2 Answers   Dalkia, Luminous,

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WHAT IS LINE TRAP,HOW IS IT FUNCTION?

1 Answers   L&T,

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Which pump set is more suitable and economical for liftingwater from 300Mtr borewell? A. Compressor Pump B. Submersible Pump C. Jet Pumps D. 25HP Centrifugal Pump Q. from PSC Test 22-11-2008 Meter reader

8 Answers  

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Why do we use 36KV LAS for 33kv line and 9KV LAS for 11KV line?

1 Answers  

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from which formula we select a capacitor rating?

0 Answers   CLG,

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Why (In India) we preferably go for +-30 deg connection of transformer? what are the advantages in this connection?

2 Answers  

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Why squirrel cage motor can only use with low starting loads ?

0 Answers   BEC,

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If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

0 Answers  

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