This part of IEC 60730 applies to automatic electrical air flow, water flow and water level
sensing controls for use in, or in association with, boilers with a maximum pressure rating of
2 000 kPA (20 bar) and equipment for general household and similar use including controls
for heating, air-conditioning and similar applications.
This document also applies to automatic electrical air flow, water flow and water level sensing
controls for equipment that may be used by the public, such as equipment intended to be
used in shops, offices, hospitals, farms and commercial and industrial applications.