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DIN EN ISO 12759-5:2022-04

Fans - Efficiency classification for fans - Part 5: Jet fans (ISO 12759-5:2021); German version EN ISO 12759-5:2021

Fecha edición: 2022-04-01
En Vigor
Idiomas disponibles: Inglés, Alemán
Resumen: This International Standard establishes a classification of fan efficiency for all jet fan types driven by motors with an electrical input power range from 5.5 kW to 155 kW (and this is likely to be in the size range 500 to 1600 mm diameter with motors rated between 5.5 kW to 150 kW from IEC 60034 341). This standard describes a number of different procedures to classify the efficiency of a fan or to apply a minimum efficiency limit (MEL). Those procedures are described in parts 3, 4, 5 and 6. There is no method described to compare these classifications and MEL's. Direct comparison shall not be made between the classifications and MEL's described in parts 3, 4, 5 and 6. This International Standard is not applicable to jet fans for use in enclosed car parks. The national interests in the development were represented by the committee NA 060-09-11 AA "Fans" in the "General Air Technology" department of the DIN Standards Committee Mechanical Engineering (NAM). Representatives of manufacturers and users of fans, from research and academy as well as from testing institutes were involved in the development

Keywords: Blowers|Categories|Classification|Classification systems|Definitions|Dimensioning|Efficiency|Energy losses|Energy performance|Fans|Jet fan|Mathematical calculations|Ratings|Specification (approval)|Thermal environment systems|Ventilation|Ventilators
ICS: 23.120 - Ventiladores. Acondicionadores de aire
CTN:

Equivalencia Internacional

Idéntica EN ISO 12759-5:2021

Idéntica ISO 12759-5:2021

Reemplazo Normas

Reemplaza a DIN EN ISO 12759-5:2019-06

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