IEC 60598-2-2:20 23 CMV包含官方标准及其注释版本。注释版本为您提供了一种快速简单的方法来比较IEC 60598-2-2:20 23版4.0和之前的IEC 60598-2-2:20 11版3.0之间的所有更改。此外，还提供了IEC SC 34D专家的意见，以解释最相关变更的原因，或澄清内容的任何部分。 IEC 60598-2-2:20 23规定了在高达1 000 V的电源电压下运行的包含电光源的嵌入式灯具的要求。它还规定了与通风管道或通风空间（通风室）一起使用的嵌入式空气处理灯具的要求。 这第四版取消并取代了2011年出版的第三版。本版构成技术修订版。与上一版相比，本版包括以下重大技术变更（无重大技术变更，见附录D）: IEC 60598-1中给出的嵌入式灯具的特定要求现已纳入本第2-2部分。 IEC 60598-2-19中给出的空气处理灯具要求现已纳入本第2-2部分。 对第1部分的引用已更新。

IEC 60598-2-2:2023 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60598-2-2:2023 edition 4.0 and the previous IEC 60598-2-2:2011 edition 3.0. Furthermore, comments from IEC SC 34D experts are provided to explain the reasons of the most relevant changes, or to clarify any part of the content.

IEC 60598-2-2:2023 specifies requirements for recessed luminaires incorporating electric light sources for operation from supply voltages up to 1 000 V. It also specifies requirements for recessed air-handling luminaires for use with a ventilation duct or ventilated space (plenum).
This fourth edition cancels and replaces the third edition published in 2011. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition (there are no major technical changes, see Annex D):

1. The requirements specific to recessed luminaries given in IEC 60598-1 are now incorporated in this Part 2-2.
2. The requirements for air-handling luminaires given in IEC 60598-2-19 are now incorporated in this Part 2-2.
3. The references to Part 1 have been updated.