gowthaman


{ City } chennai
< Country > india
* Profession * get
User No # 18441
Total Questions Posted # 0
Total Answers Posted # 3

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Questions / { gowthaman }
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Answers / { gowthaman }

Question { 9702 }

The reason why the sending end and receiving end voltage
sare almost equal when capacitive load is added.


Answer

Dear Frnds

as we all knows that the total power is equal to real power
plus reactive power. we have resistive as well as
capacitive loads in general.

since we cant make any changes to reduce the resistive load
we are adding a capacitor banks to match the voltage.
capacitors have the caracteristic that it can store a
voltage. when we add a capacitor obviously the stored
energy in the capacitor will be added to the total voltage.

Regards,

Gatzrulz

Is This Answer Correct ?    3 Yes 3 No

Question { KSEB, 29653 }

what will happen if the secondary of current transformer
kept open....


Answer

FRNDS,
ANSWER 1. INRUSH CURRENT IS NOTHING BUT THE CURRENT
PRODUCED DUE TO THE INDUCED EMF IN THE SEC WINDING. FOR
EXAMPLE IF AT ALL IM USING A 100/5 CT IT IS OBVIOUS THAT
THE INRUSH CURRENT WILL BE VERY LOW COMPARE TO PRIMARY...

ANSWER 2. FRND I KNOW THAT SAFETY ISSUE WILL COME...WHAT IS
IT.THATS MY QUESTION...

Is This Answer Correct ?    1 Yes 9 No


Question { KSEB, 29653 }

what will happen if the secondary of current transformer
kept open....


Answer

hi raju, great day,

your answer is quite interesting....this is wat am
expecting...but the strange thing is i hav tested a CT in a
open condition (sec) which doesnt given any drastic outputs
lik heating or burning. my CT is 100/5 A in this i hav
given more than 120 A.. do you hav any datasheet for CT.

Is This Answer Correct ?    2 Yes 3 No