how to calculate ct ratio of mechanical meter.

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zain

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pakistan
hi my name is zain
i have a mechanical four wire C.T operated meter having 200/5 c.t . how can i calculate KWH from this

Below are the details of meter printed on it:

3 phase 4 wire 3 stater accuracy class 2

3*100 3*230/400 50 Hz 200 REV/kwh

MUltiplying factor
100/5 =1
200/5 =2
400/5 =4
800/5 =8

Kindly help
 
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