这是UL 60730-2-18第一版的出版物，其中包括采用符合IEC 60730-2-18的UL国家差异。国际标准IEC 730的本部分适用于家用和类似用途设备中、设备上或与之相关的自动电水和空气流量传感控制，包括加热、空调和类似应用的控制。设备可使用电、气、油、固体燃料、太阳能等，或其组合。例如加压锅炉、空调冷却器和通风应用。

This is the publication of the first edition of UL 60730-2-18 which includes the adoption of the UL national differences to IEC 60730-2-18.This part of International Standard IEC 730 applies to automatic electrical water and air flow sensing controls for use in, on or in association with equipment for household and similar use including controls for heating, air-conditioning and similar applications. The equipment may use electricity, gas, oil, solid fuel, solar thermal energy etc., or a combination thereof.Examples are pressurized boilers, air conditioning chillers and ventilation applications.