EEMUA 133规定了石油行业对地下铠装电缆的要求，用于需要防止溶剂渗透或腐蚀性攻击的地方。第二版更新了规范，使其与最新的英国（BS）、欧洲（EN）和国际（IEC）标准兼容，并在其范围内包括所有类型的电缆，包括仪表和通信。

EEMUA 133 defines the requirements of the petroleum industry for underground armoured cables for use where protection against solvent penetration or corrosive attack is required. This second edition updates the Specification to be compatible with the latest British (BS), European (EN) and International (IEC) standards and includes in its scope all types of electrical cables including instrument and communications.