Where voltage are high and current to be interrupted is low the breaker preferred is:

0 Answers  

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PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

0 Answers  

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what happens if i connect acapacitor to a generator load

5 Answers  

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how do i get electrical supervisor certificate in gujrat?

3 Answers   DGVCL Dakshin Gujarat Vij Company, Infosys, ONGC, Orient, Reliance,

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1) Why distributiion system decided 11 kv, 33 kv, 66 kv, 132 kv, 220 kv, 400 kv, 2) In 3 Phase line terminal of capacitor, why used for power factor improvement. 3) Why used rating KVA in transformer?

1 Answers  

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A 15 kw squirrel cage motor having a maximum efficiency of 90% on a continuous full load has temperature rise of 42 degrees celcius after 30 min and 52 degrees celcius after 1 hr under the above operation conditions. a) calculate its final steady state temperature rise on continuous load and the heating time constatnt. b) if the motor is operated on a short load for 9 min estimate its temperature rise. c) calculate the maximum overload that can be applied on a short, 9 min rating so that the temperature rise is the same as the final steady state temperature rise on continuous load.

0 Answers  

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how to calculate power consumption in slip ring motor at different step

0 Answers   ABB,

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What is the size of electrical cable to be used for a space heater single phase 240V ?

3 Answers  

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Why in India only 50hz frequency not 60hz

2 Answers   Prism Cement,

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what is eee?

8 Answers   TATA,

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What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

0 Answers   SRM,

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what is the charging battery current of 80 kva UPS/100AH bocket make battery.

4 Answers  

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