T/CRAAS 1111-2024 Quality grading and "Pioneer" evaluation requirements for air source multi-terminal air conditioning (heat pump) water heater units
T/CRAAS 1111-2024 Quality grading and "Pioneer" evaluation requirements for air source multi-terminal air conditioning (heat pump) water heater units
Basic Information
Scope
Main technical content: This document specifies the basic requirements, evaluation indicators and requirements, evaluation methods and grade classification for the quality grading and enterprise standard level of air-source multi-unit air conditioners (heat pumps). This document is applicable to air-source multi-unit air conditioners (heat pumps) driven by closed-type motors and compressors, adopting vapor compression refrigeration cycles, using air as a heat source, and capable of simultaneously or separately providing domestic hot water, radiant heating with hot water, and indoor air conditioning functions. Relevant institutions can refer to this document when conducting quality grading and enterprise standard level evaluations, "Leader" product evaluations, and related certifications or evaluations. Relevant enterprises can also refer to this document when formulating their own enterprise standards.