This standard specifies the type and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of temperature and humidity dual-control multi-connected air conditioning (heat pump) units. This standard applies to multi-connected air conditioning (heat pump) units with humidification function. Other types of air conditioners can be used for reference.
T/CAS 444-2020 history
2020T/CAS 444-2020 Temperature and humidity double-control multi-connected air-condition(heat pump) unit