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简报 | 照明电器灯串IEC新标准发布IEC new standard for lighting chain published
2022年1月31日，IEC照明电器技术委员会和小组委员会(TC/SC 34D)颁布了灯串安全标准IEC 60598-2-20:2022，该标准规定了电源电压不超过250V、用于室内或室外的，串联或并联以及串联/并联连接电光源组合的灯串的安全要求。
The new edition of safety standard for lighting chains, IEC 60598-2-20:2022 published at 31 January 2022 by technical committees and subcommittees (TC/SC 34D). It specifies requirements for lighting chains fitted with series, parallel or a combination of series/parallel connected light sources for use either indoors or outdoors on supply voltages not exceeding 250 V.
以下表格是本次更新的技术条款纲要，请联系实验室获得技术细节的解读。
Table below are the outline of the technical changes, please don’t feel hesitate to contact our lab to get the technical interpretation of the details.
相较上一版本的技术变更包括：
significant technical changes with respect to the previous edition include:
|
序号number |
旧标准（IEC 60598-2-20:2014） Previous edition |
变更（IEC 60598-2-20:2022） technical change in new edition |
|
1 |
无 Nothing |
在20.7和20.11章新增临时安装受保护型灯串（TPL）的特定要求
Inclusion of specific provisions for temporarily installed protected lighting (TPL) chains
|
|
2 |
无 Nothing |
增加电子控制单元的外壳应满足IEC 60598-1:2020的机械冲击要求，仅用于室内使用的产品，其冲击能量为0.5 Nm，其它产品，其冲击能量应为0.7 Nm； Add requirement for the enclosure of electronic control units, it shall meet the mechanical impact requirements of Part 1 using an impact energy of 0,7 Nm unless marked for indoor use only, where an impact energy of 0,5 Nm is applied. |
|
3 |
无 Nothing |
在20.3章新增术语和定义 带分断容量的连接器（CBC）、永久安装的灯串、临时安装的灯串、临时安装的受保护的灯串(TPL) Addition of terms and definitions connector with breaking capacity, permanently installed lighting chain, temporarily installed lighting chain, temporarily installed protected lighting (TPL) chain |
|
4 |
无 Nothing |
新增灯串的图示 Inclusion of graphical depictions of lighting chains
|
