IEC 61537:2023规定了用于支撑和容纳电气和/或通信系统安装中的电缆以及可能的其他电气设备的电缆桥架系统和电缆梯系统的要求和测试。必要时，电缆托架系统和电缆梯系统可用于将电缆分组布置。 本文件不适用于导管系统、电缆线槽系统和电缆管道系统或任何载流部件。 这第三版取消并取代了2006年出版的第二版。本版构成技术修订版。 与上一版相比，此版本包括以下重大技术变更: 新的、重新定位和重新编号的数字， 修订的腐蚀分类， 修订SWL测试类型和程序， 新的长度测试安装垂直运行水平和安装垂直运行垂直， 支撑装置测试:悬臂、吊坠、C形天花板支撑和梯形系统， 新的和修订的附件，包括使用托盘作为保护接地导体。

IEC 61537:2023 specifies requirements and tests for cable tray systems and cable ladder systems intended for the support and accommodation of cables and possibly other electrical equipment in electrical and/or communication systems installations. Where necessary, cable tray systems and cable ladder systems can be used for the arrangement of cables into groups.
This document does not apply to conduit systems, cable trunking systems and cable ducting systems or to any current-carrying parts.
This third edition cancels and replaces the second edition published in 2006. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:

1. new, repositioned and renumbered figures,
2. revised classification for corrosion,
3. revised SWL test types and procedures,
4. new tests for lengths mounted vertical running horizontal and mounted vertical running vertical,
5. tests for support devices: cantilevers, pendants, C shape ceiling supports and trapeze systems,
6. new and revised annexes including use of tray as a protective earth conductor.