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2.2.1
Technical Standards
EN 50470-1:
Electricity metering equipment (AC) -Part 1: General requirements, test and
test conditions Metering equipment (class indexes A, B, and C);
EN 50470-3:
Electricity metering equipment (AC) -Part 3: Particular requirement Static me-
ters for active energy (class indexes A, B, and C);
EN 50022:
Low voltage switchgear and control gear for industrial use; mounting rails,
top hat rails, 35 mm wide, for snap-on mounting of equipment
IEC 62053-21: Static meters for active energy (classes 1 and 2)
IEC 62052-11: Electricity metering equipment (AC)-General requirements, tests and test con-
ditions –part 11: metering equipment
