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4.5. Meter markings
The meter cover is laser-marked with at least the information illustrated below, in accordance with IEC 62053-52.
Additional markings may be present, and the layout of the markings will vary, according to the meter
configuration and specific customer requirements.
1 Manufacturer name
2 Meter type
3 Nominal voltage
4 Nominal / maximum current and frequency
5 Metrology constant and accuracy class
6 Appropriate symbols (IEC 62053-52) identifying insulation class, measuring elements, and
other relevant characteristics
7 Manufacturers unique serial number
8 Meter legal product code and date of manufacture
9 Place of manufacture
10 Meter serial number - barcode and numerical format
This number may be the same as the manufacturers serial number (7) or be a customer-
specified identification number
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