what is the CT of protection and CT of metering ? what is class 5P10 & 5P20 and class PS ?

16 Answers   JEE Main, ONGC, VRA,

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Where the ON LOAD TAP CHANGER is provided in the setp up transformer?

2 Answers  

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i want to know about for what reason we are using star delta starter? how it works? what are the advantages?

4 Answers  

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Why reverse power relay is used?

12 Answers  

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we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V

0 Answers  

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whati s the sludge current in ups

0 Answers   Future Group,

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Which element has power dissipated in it when the source is removed ?

2 Answers   SSC,

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What is the importance of Form B to state Electricity Boards?

1 Answers  

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How many 2 ton window A/c can runs on a 125 KVA generator?

7 Answers  

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how we calculate the short circuit capacity of the busbar in LV & HT?

0 Answers  

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what is the diffrent between ups and inverter

2 Answers   ABB,

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why rating of generator is kva but motor is kw ?

4 Answers  

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