4.7.2 Meter Solution
There are two types of smart meters (built-in CTs) available for varied
system types.
Model
Accuracy Class
DDSU666
Active Class 1
DTSU666
Active Class 1
Fig. 4.14 CT connection Diagram
Frequency
50Hz
50Hz
Table 4.6 Meter Models Specification
- 50 -
Reference Voltage
230V
380V
Instrument constant
800imp/kWh
400imp/kWh
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