IEC 62236-2:20 18 RLV包含国际标准及其红线版本。红线版本只有英文版本。Redline版本为您提供了一种快速简单的方法来比较该标准与其前一版本之间的所有变化。红线版本不是IEC官方标准，只有标准的当前版本才被视为官方文件。 IEC 62236-2:20 18定义了包括城市公共交通和轻轨系统在内的整个铁路系统的电磁环境。它描述了验证排放量的测量方法，并给出了最常遇到的字段的制图值。该文件规定了整个铁路系统对外界的排放限值。与上一版相比，新版本包括以下重大技术变化:澄清了标准的某些部分。

IEC 62236-2:2018 RLV contains the International Standard and its Redline version. The Redline version is available in English only. The Redline version provides you with a quick and easy way to compare all the changes between this standard and its previous edition. The Redline version is not an official IEC Standard, only the current version of the standard is to be considered the official document.

IEC 62236-2:2018 defines the electromagnetic environment of the whole railway system including urban mass transit and light rail system. It describes the measurement method to verify the emissions, and gives the cartography values of the fields most frequently encountered. This document specifies the emission limits of the whole railway system to the outside world. This new edition includes the following significant technical changes with respect to the previous edition: clarification of certain parts of the standard.