29.120.50 熔断器和其他过载保护装置 标准查询与下载

ITU-T K Supplement 21-2021 ITU-T K.21 设置安装在客户场所的电信设备抗雷击能力要求的基本原理

ITU-T K.21 - Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning

ITU-T K Supplement 25-2021 ITU-T K.117 长距离单双绞线以太网电阻测试

ITU-T K.117 - Long reach single twisted-pair Ethernet resistibility testing

KS C IEC 60269-3:2021 低压熔断器.第3部分:非熟练人员使用的熔断器（主要用于家用和类似用途的熔断器）的补充要求.熔断器A至F的标准化系统示例

Low-voltage fuses — Part 3: Supplementary requirements for fuses for use by unskilled persons(fuses mainly for household and similar applications) — Examples of standardized systems of fuses A to F

KS C IEC 60269-2-2021 低压熔断器.第2部分:授权人员使用的熔断器（主要用于工业应用的熔断器）的补充要求.熔断器A至K的标准化系统示例

Low-voltage fuses — Part 2: Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application) — Examples of standardized systems of fuses A to K

KS C IEC 60127-6:2021 微型熔断器.第6部分:微型熔断体用熔断器座

Miniature fuses — Part 6: Fuse-holders for miniature fuse-links

KS C IEC 60691:2021 热连接.要求和应用指南

Thermal-links — Requirements and application guide

KS C IEC 60269-3-2021 低压熔断器.第3部分:非熟练人员使用的熔断器（主要用于家用和类似用途的熔断器）的补充要求.熔断器A至F的标准化系统示例

Low-voltage fuses — Part 3: Supplementary requirements for fuses for use by unskilled persons(fuses mainly for household and similar applications) — Examples of standardized systems of fuses A to F

KS C IEC 60691-2021 热连接.要求和应用指南

Thermal-links — Requirements and application guide

KS C IEC 60127-6-2021 微型熔断器.第6部分:微型熔断体用熔断器座

Miniature fuses — Part 6: Fuse-holders for miniature fuse-links

DS/EN IEC 62020-1:2021 电气附件“剩余电流监视器（RCM）”第1部分：家用和类似用途的 RCM

Electrical accessories – Residual current monitors (RCMs) – Part 1: RCMs for household and similar uses

KS C IEC 60269-2:2021 低压熔断器.第2部分:授权人员使用的熔断器（主要用于工业应用的熔断器）的补充要求.熔断器A至K的标准化系统示例

Low-voltage fuses — Part 2: Supplementary requirements for fuses for use by authorized persons(fuses mainly for industrial application) — Examples of standardized systems of fuses A to K

OVE EN 50522-2021 超过 1 kV ac 的电力装置的接地（英文版）

Earthing of power installations exceeding 1 kV a.c. (english version)

PN-EN 60127-3-2015-08/A1-2021-04 E 微型保险丝 第3部分：超微型熔断体

Miniature fuses - Part 3: Sub-miniature fuse-links

IEC 60269-6:2021 低压熔断器 第6部分：用于保护太阳能光伏能源系统的熔断器的补充要求

Low-voltage fuses - Part 6: Supplementary requirements for fuse-links for the protection of solar photovoltaic energy systems

IEC 60269-6:2010+AMD1:2021 CSV 低压熔断器第6部分:太阳能光伏发电系统保护用熔断器的补充要求

Low-voltage fuses - Part 6: Supplementary requirements for fuse-links for the protection of solar photovoltaic energy systems

IEC 60269-6:2010/AMD1:2021 修改件1.低压熔断器.第6部分:太阳能光伏发电系统保护用熔断器的补充要求

Amendment 1 - Low-voltage fuses - Part 6: Supplementary requirements for fuse-links for the protection of solar photovoltaic energy systems

JIS C 8221:2020 家用和类似用途(RCCB)的无内置过流保护的残余电流断路器

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs)

JIS C 8211 AMD 1:2021 家用和类似用途设施的过流保护断路器(修改件1)

Circuit-breakers for overcurrent protection for household and similar installations (Amendment 1)

JIS C 8221 AMD 1:2021 家用和类似用途无内置过流保护残余电流操作断路器(RCCB)(修改件1)

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs) (Amendment 1)

JIS C 8222:2021 家用和类似用途有集成过流保护残余电流操作断路器(RCBO)

Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs)