This document stipulates the type, model and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitment of pipeline centrifugal pumps for HVAC. This document is applicable to pipeline centrifugal pumps (hereinafter referred to as "pumps") for HVAC use that transport clean water with a medium temperature of 0°C to 90°C, a suction pressure not greater than 1.0 MPa, and a working pressure not greater than 1.6 MPa.
T/ZZB 3126-2023 history
2023T/ZZB 3126-2023 Inline centrifugal pump for heating ventilation air conditioning