Answer / ibrahim+8801671121852

lighting arrester is used mainly for balancing the voltages
of any building. when lit comes from the sky the voltages of
any houses is rises. to aviod this rising voltage we used
lighting arrester. but if it passed 3.3kv it doesn't work.
or it would be burned.

why the supply frequency in india is 50hz?

2 Answers  

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How to Calculate KA Rating of Main LT Panel

0 Answers  

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Why current Transformer is rated by 100A/5A/5A?

3 Answers  

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why capacitor rating measure in KVAR. ?

2 Answers  

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In transformer which temp should be less oil temp are winding temp?

7 Answers   TCS,

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what is the difference between neutral and earth?

2 Answers  

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A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

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stand by earth fault protection (51G) for transformer rating 2000 kVA,Dyn11,33/0.400 V. LV NCT ratio and necessary resistor and metrosil values how to calculate

0 Answers  

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how to size H.T & L.T Panel ?

0 Answers   Schneider,

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

0 Answers  

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How I design capacitor bank for different load.7MW connected load.

3 Answers   Samtel,

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is there any difference in reading or error in value, if we connect the R phase in Y terminal and Y phase in R terminal of electronic energy meter of 11 kv feerders???

1 Answers   KSEB,

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