GB/T 22264.4-2022
ActiveMounted digital display electric measuring instruments—Part 4: Special requirements for frequency meters
安装式数字显示电测量仪表 第4部分：频率表的特殊要求
Application Summary AI generated
This standard specifies the technical requirements, test methods, and inspection rules for mounted digital display frequency meters, focusing on accuracy, response time, and immunity to electromagnetic interference. It is applied in the manufacturing and quality verification of panel-mounted frequency meters used in power distribution systems, industrial automation, and electrical equipment monitoring. The standard ensures reliable frequency measurement in environments like substations, control panels, and laboratory testing setups.
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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.