发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Measuring relays and protection equipment — Part 121: Functional requirements for distance protection
Measuring relays and protection equipment - Part 121: Functional requirements for distance protection
本标准规定了剩余电流动作保护器的检测条件、检测方法以及检测规则。 本标准适用于安装在交流50 Hz、额定标称电压400 V及以下低压配电系统中的剩余电流动作保护器(RCD)的检测,也适用于断路器型一体式RCD的检测
本标准规定了已安装使用的电涌保护器(SPD)的检测项目、检查和测试内容、要求及方法、检测周期。 本标准适用于已连接至低压配电系统和电子系统电信及信号网络的电涌保护器的常规检测
Technical specifications for verification of surge protective device in working
Esta norma establece las especificaciones de calidad del recti-ficador de protección catódica que se utiliza para disminuir los efectos de la corrosi
Telecommunications. Cathodic Protection Rectifier. Quality Specifications
本文件提供了检验检测数据保护的指导建议,给出了检验检测数据保护的总则及检验检测数据采集、数据存储、数据传输、数据处理中的检验检测数据保护和应急处理的信息
Remote End POTS Splitter Requirements
本标准规定了矿灯保护器的产品分类、要求、试验方法、检验规则以及标志、包装、运输和贮存。 本标准适用于矿灯保护器(以下简称保护器
Protector of cap lamp
本标准规定了远动终端设备的技术要求、试验方法、检验规则标志、包装、运输及贮存等。 远动终端设备一般由远动终端主机、通信接口、远动执行部件及当地功能部件组成。 本标准适用于各种远动终端设备(以下简称设备),厂站测控通信单元和微机型转发设备也可参照使用
Remote terminal unit equipment
Remote terminal unit equipment
This European Standard applies to eye-protectors used for protection against laser radiation as defined in EN 60825-1:1994 [i.e. LED (light emitting
Personal eye-protection - Filters and eye-protectors against laser radiation (laser eye-protectors)
Protective equipment for martial arts — Part 2: Additional requirements and test methods for instep protectors, shin protectors and forearm protectors
本文件规定了接线端子排的分类、技术要求、检验方法、检验规则及对标志、包装、运输、贮存的要求。 本文件适用于额定电压交流不超过 1000 V 或直流不超过 1500 V 保护屏柜、端子箱/汇控柜用普通接线端子排、试验用隔离接线端子排、熔断器
Standard for N times 64 kilobit per second optical fiber interfaces between teleprotection and multiplexer equipment
This Recommendation: provides practices for installing protection at residential and commercial customers' premises; is intended to comply with [IEC
(Pre-Published) Protection of customer premises from overvoltages
Guides of self protectors
This list has been prepared for use by or for the Government in the acquisition of products covered by the subject non-government standard
AURAL PROTECTOR, SOUND [Superseded: NAVY QPL-23899 -10 CANC NOTICE 1, NAVY QPL-23899 -10, NAVY QPL-23899 -9, NAVY QPL-23899 -8, NAVY QPL-23899 -7, NAVY QPL-23899 -6, NAVY QPL-23899 -5, NAVY QPL-23899 -4, NAVY QPL-23899 -3, NAVY QPL-23899 -2, N
Protector, Hearing
Personal eye-protection equipment - Filters and eye-protectors against laser radiation (laser eye-protectors)