News

News

26

2022-07

ISO16890 air filter classification standard

ISO 16890 New Standard for Air Filter Classification (Classification of Air Conditioning Filters) The ISO 16890 standard differs from ASHRAE 52.2 and EN 779 in that its product class setting is determined by measuring and calculating the mass of particulate matter captured by the filter, known as the dust holding capacity.

28

2022-06

The replacement time of the medium-efficiency bag filter of the combined air-conditioning unit

After using the combined air conditioning unit for a long time, the medium-efficiency bag filter of the combined air conditioning unit will produce a lot of stains, impurities, dust, etc. These things will clog the filter and affect the normal operation of the combined air conditioner unit. Therefore, it is necessary to clean the combined air conditioner filter regularly. How to do it? How to determine the cleaning cycle of the combined air conditioning unit filter?

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