Answer / rkarthieee3

over current,over VOLTAGE

open circuit test when performed on double the voltage & double the freq, then what will happen with p.f and current magnitude?

1 Answers   Aarti Drugs,

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if we want to increase the back up time of an UPS what should we do ? if we want to decrease the charging time of a battery/batteries attached with the UPS what should we do ?

6 Answers  

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there are 3 transformers each of 1500 kva and one transformer of 1000kva for a 11 floor building . total otgoing kw is 4066 kw. i need an extra 260 kw .is there any provision for that? what is the max kw that can be connected with these transformers?

2 Answers  

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What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.

0 Answers   DAE,

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Where is the best place to mount  distribution panel in a house.

0 Answers   Wantro Technical Services,

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In my 3 phase 4 wire electrical system N to earth voltage is 0.08 is it ok What is standard for it ?

1 Answers   Kay Bee,

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what is the use of the puls transformer in UPS & how it works???????????

0 Answers  

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what is kvarh? Please define it With calculation General motors ?

0 Answers  

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how to calculate the current capacity of a wire if its dimension in Square mm is given

1 Answers   TATA,

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What type of pipe material G.I or M.S is used for sprinkler system?

2 Answers  

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What are the safety equipments you should use while you are in a hvac switch yard

1 Answers   GPSC Gujarat Public Service Commission,

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In aerodynamic turbines which element is NOT there a.stator b.compressor c. Fuel intake system d.fans

0 Answers  

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