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This part of GB/T 22264 specifies the terms and definitions, description, classification and compliance, reference conditions and intrinsic errors, nominal range of use and variations, requirements, packaging, storage and transport, information, general markings and symbols, and test rules of digital display insulation resistance meters.
This part is applicable to fixed digital insulation resistance meters, and is also applicable to the digital display part of dual analogue-digital display insulation resistance meters.
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GB/T 22264的本部分规定了安装式数字显示电测量仪表的通用试验条件、基本误差、改变量、电气要求、机械要求、气候影响、电气安全要求、电磁兼容、平均寿命的试验方法。
This part of GB/T 22264 specifies general test conditions and a series test methods for Intrinsic error tests, variation tests, electrical requirement tests, mechanical requirement tests, climate influence tests, electrical safety requirement tests, electromagnetic compatibility tests and mean time between failures test etc.
This part is applicable to the following fixed digital electric measuring instruments measuring electric parameters:
—ammeters and voltmeters;
—wattmeters and varmeters;
—frequency meters;
—power factor meters and phase meters;
—insulation resistance meters.
And multi-function instruments in combination of above any forms; it is also applicable to digital display part of dual analogue-digital display electric measuring instruments.
GB/T 22264的本部分规定了安装式数字显示的电流表和电压表的术语,产品分类、分级和符合性,技术要求,包装、贮存与运输,信息、通用标志和符号,接线端的标志和符号,检验规则。
本部分适用于安装式数字显示的电流表和电压表，也适用于具有模拟/数字双显示的电流表、电压表的数字显示部分。
This part is applicable to fixed digital ammeter and voltmeter, and also applicable to the digital display part of dual analogue-digital display ammeters and voltmeters.
This part is not applicable to:
—direct acting indicating analogue ammeters and voltmeters;
—portable digital display ammeters and voltmeters;
—special purpose instruments which are covered by their own national standards.
GB/T 22264的本部分规定了安装式数字显示的功率表和无功功率表的术语，产品分类、分级和符合性，技术要求，包装、贮存与运输，信息、通用标志和符号，接线端的标志和符号，检验规则。
本部分适用于安装式数字显示的功率表和无功功率表，也适用于具有模拟/数字双显示的功率表和无功功率表的数字显示部分。
This part of GB/T 22264 specifies the terms and definitions, description, classification and compliance, reference conditions and intrinsic errors, nominal range of use and variations, requirements, packaging, storage and transport, information, general markings and symbols, and test rules of fixed digital wattmeters and varmeters
GB/T 22264的本部分规定了安装式数字显示的频率表的术语,产品分类、分级和符合性，技术要求，包装、贮存与运输，信息、通用标志和符号，接线端的标志和符号，检验规则。
本部分适用于安装式数字显示的频率表，也适用于具有模拟/数字双显示的频率表的数字显示部分。
This part of GB/T 22264 specifies the terms and definitions, description, classification and compliance, reference conditions and intrinsic errors, nominal range of use and variations, requirements, packaging, storage and transport, information, general markings and symbols, and test rules of fixed digital frequency meters.
This part is applicable to fixed digital frequency meter, and is also applicable to the digital display part of dual analoguedigital display frequency meters.
This part is not applicable to:
—frequency meters only direct acting analogue indicating;
—portable digital display frequency meters;
—special purpose instruments which are covered by their own national standard.
GB/T 22264的本部分规定了安装式数字显示的相位表和功率因数表的术语，产品分类、分级和符合性，技术要求，包装、贮存与运输，信息、通用标志和符号，接线端的标志和符号,检验规则。
本部分适用于安装式数字显示的相位表和功率因数表，也适用于具有模拟/数字双显示的相位表和功率因数表的数字显示部分。
本部分不适用于：
——只具有直接作用模拟指示的相位表和功率因数表。
——便携式数字显示相位表和功率因数表。
——另有国家标准（或行业标准）的特殊用途仪表。
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