What is the difference between UPS and SMPS?

7 Answers   Mukand, NightFox,

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When MICC cables used ?

0 Answers   Clinga,

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what is the abbreviation of MIMIC regarding control and relay panels of power systems????

1 Answers   Enercon,

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how to calculate short ckt current of trafo. ex.3-ph 3MVA trfo. 11/440, impdence voltage=7.25%

1 Answers  

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Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

0 Answers  

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How much current in 100 kva Transformer HT & LT side

1 Answers  

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60 watts bulb and resistor home heater is connected in series and 230v is given to the circuit. The heater is giving some amount of heat. If instant of 60 watts bulb replace 100 watts bulb what will be the output of the heater?

2 Answers   NPCIL,

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how to calculate cable size by amp

19 Answers   CDS,

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please mention the minimum IR value for different voltage systems

6 Answers  

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why ten delta testing is carried out on power transformer

0 Answers  

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How much allowable difference current between on three phases Dear sir, We have a 1870 KW HT motor, 11 Kv supply,FLA-120A,2870 rpm,2-pole squirrel cage induction Motor.And stator is connected in star connection with Liquid resistance stater to limit the starting current.It has coupled with Centrifugal air compressor.My question is it is loading 73% of FLA taking R-phase 86.7 A, Y-phase-85.4A,B-phase- 78.3A.why the B phase current is that much of difference.Is it allowable, or any one tell me how much allowable current.If any method to calculate.

1 Answers  

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WHY RATING OF VCB NOT LESS THAN 630A

0 Answers  

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