5.5. 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.
Appropriate certifications identifying accuracy class
Nominal voltage and frequency
Nominal and maximum current
Manufacturers unique serial number
Place and date of manufacture
Connection diagram showing typical main supply connections for the meter
configuration
Appropriate symbols (IEC 62053-52) identifying insulation class, measuring
elements, and other relevant characteristics
Meter serial number - barcode and numerical format
This number may be the same as the manufacturers serial number (6) or be a
customer-specified identification number
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