Answer / ee

since the word elecrticity has 11 letters

Answer / hore_aec

It is nothing but a joke.
If HT voltage rating is always in multiple with 11, then
how we get 25kV,400kV,800kV?
It is a standard of AC voltage to maintain.

what is slip?

3 Answers  

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what is the advantage of Cathodic eathing system and what is the basic principle and how itis working, please explain clearly .

2 Answers   Meinhardt,

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why capacitor is placed in fan

4 Answers  

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WE are using a 63A MCCB(SIEMENS MAKE) for one of the feeder in LV substation panel.It is supplying to a lighting & power socket DB.Settings in the MCCB is Ir = 63 * 1 , Isd = 8 times of Ir , tsd = 0.5 sec( I2 t off). Sometimes this MCCB is tripping .But no trip in DB MCB. Can anybody tell me reason ? From where i can know about the MCCB settings?

5 Answers  

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What is principal to reduce earth leakage current with isolation transformer? When isolation transformer is installed in input stage of system, earth leakage current is reduced. the reason is why the leakage current of 2nd stage of isolation transformer does not affect the 1st stage's leakage current. I would like to know the reason. As you know, earth leakage current is a kind of AC. So, How to reduce earth leakage current in case that isolation transformer is used?

2 Answers  

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Why is making current of CB always greater than CB breaking burrent?.

6 Answers   JP Group,

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high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

0 Answers  

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what is charger supervision and control supervision?

0 Answers  

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In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases

0 Answers  

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what happens if dc supply is given and the remedies for it.

0 Answers  

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how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

0 Answers   BARC,

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Draw the single line diagram of the power station?

0 Answers  

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