规定了太阳能和热泵热水供应系统组件以及完整系统的设计和施工，以及家庭场所和与家庭设施类似的商业和工业设施的性能要求，旨在提供可接受质量的饮用水。

Specifies performance-based requirements for the design and construction of both components of solar and heat pump hot water supply systems, and complete systems, for household premises and for commercial and industrial installations comparable with household installations, intended to deliver drinking water of acceptable quality.