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2.4.5
Electricity Meter Wiring
The power meter should be installed and connected in the distribution box. There are several types of
power meters, available for CT, ADL-3000 or ACR10R.
CT: 100A, 1:3000
ADL-3000: Three-phase electricity meter (with or without CT)
ACR10R: Three-phase CT electricity meter (with CT)
Model
ADL3000-N/CT & 300A/5A CT
ADL3000-N/CT & 400A/5A CT
ADL3000-N/CT & 400A/1A CT
ACR10R-100A CT
ACR10R-120A CT
2.4.5.1 CT
The CTs connection is as shown in Figure 2.30:
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Page 28 of 61
Installation
Table 6 CT meter ratio and accuracy table
CT ratio
60
80
400
100
120
Figure 2.30 CT Connection
Alpha ESS Co., Ltd.
Accuracy
0.6 kWh
0.8 kWh
4.0 kWh
1.0 kWh
1.2 kWh
Note: please pay
attention to the CT
directions.
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