I.S. EN ISO 12759:2015
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
FANS - EFFICIENCY CLASSIFICATION FOR FANS (ISO 12759:2010, INCLUDING AMD 1:2013)
Hardcopy , PDF
05-31-2020
English
08-25-2015
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units
5 Fan installation, efficiency and tolerance
6 Ratings
Annex A (normative) - Energy efficiency grades for bare shaft
fans
Annex B (normative) - Calculation method to determine
efficiency of component parts
Annex C (informative) - Variation of fan performance between
installation categories
Annex D (informative) - Input power calculation for driven
fans at design point
Annex E (informative) - Selection of fans for best efficiency
Annex F (informative) - Determination of efficiency grade for
a driven fan
Annex G (informative) - Explanatory note
Bibliography
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.