IEC 62498-2:20 10涉及对牵引供电固定电气装置和铁路运营所必需设备的环境影响: -露天； -在覆盖区域； -在隧道内； -放置在上述区域的外壳内。 这些影响包括海拔、温度和湿度、空气流动、雨、雪、冰雹、冰、沙、太阳辐射、闪电、污染、振动、冲击、EMC和地震。 2010年11月更正的内容已纳入本副本。

IEC 62498-2:2010 deals with the environmental influences on fixed electrical installations for traction power supply and equipment essential to operate a railway:
- in open air;
- in covered areas;
- in tunnels;
- within enclosures placed in the above-mentioned areas.
Such influences include altitude, temperature and humidity, air movement, rain, snow, hail, ice, sand, solar radiation, lightning, pollution, vibration, shocks, EMC and earthquakes. The contents of the corrigendum of November 2010 have been included in this copy.