Measurement Methods
A43/A44 94 2CMC48001M0201
User Manual Revision: C
Illustration The following diagram shows a 3-element meter with a voltage transformer
connected and 2 current transformers and a floating neutral connection:
Summation
metering
The currents from several different transformers can be summed into one
single meter.
Note – The summation metering method could also be used with a single phase
meter or a 2-element meter
Illustration The following illustration shows summation metering with a 3-element trans-
former connected meter:
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