GB/T 22264.3-2008
AbolishedMounted digital display electric measuring instruments - Part 3: Special requirements for wattmeters and varmeters
安装式数字显示电测量仪表 第3部分：功率表和无功功率表的特殊要求
Application Summary AI generated
This standard specifies the technical requirements, test methods, and accuracy classes for mounted digital display wattmeters and varmeters used in electrical power systems. It is applied in industrial and utility settings for measuring active power (watts) and reactive power (vars) in alternating current circuits, ensuring reliable performance in switchboards, control panels, and power distribution equipment. The standard is critical for metrological verification and quality control of these instruments in manufacturing and field testing environments.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.