DB31/T 72-2020

This standard specifies the classification of industrial boilers, the configuration of operation detection and control devices, and the configuration requirements of control, indication, alarm, and protection devices. This standard applies to fixed pressure fuel oil and gas steam boilers, hot water boilers, and organic heat carrier boilers using water as the medium. Waste heat boilers, electric heating boilers, small boilers, and low-pressure hot water boilers can refer to this standard for implementation. This standard does not apply to power station, locomotive, and marine boilers.