
TABLE OF CONTENTS
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Overview � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�4
Description � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�4
General characteristics � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�4
European Standards applied � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�4
Certications and approvals � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�4
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Available dimensions � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�5
Performances � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�5
Fire resistance classication according to EN 13501-3-2005 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�5
Mechanism type � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�7
Technical data � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�9
Dimension � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�9
Weights � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�10
Installation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�11
Intended use � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�11
Not allowed uses � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�11
Positioning brackets before xing � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�11
Blade rotation axis positioning � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�11
Installation of exible connectors in order to balance out the ventilation ducts expansion � � � � � � � � � � � � � � � p�11
Transfer Application (application not connected to air ducts on one or both sides) � � � � � � � � � � � � � � � � � � p�13
Minimum distances � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�15
Construction supports characteristics � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�16
Installations within vertical rigid wall � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�17
Installation within vertical light wall (plasterboard) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�19
Installations within vertical light wall (gypsum blocks wall) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�20
Installations within oor � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�21
Electrical connections � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�22
Electrical wiring � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�22
Electrical specications � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�23
Maintenance and inspections � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�24
Periodic inspection and cleaning � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�24
Repair � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�24
Disposal � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�24
Selection � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�25
Air ow rates in relation to the diameter � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�25
Air ow rates as a function of the pressure drop � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�25
Air ow rates as a function of generated sound levels � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�25
Pressure drop and sound level graph Ø 200-560 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�26
Pressure drop and sound level graph Ø 450-800 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�27
Sound spectrum table � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�27
Accessories and spare parts � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�28
How to order � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�31
Motorized re dampers � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�31
Fire damper with manual control � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�31
Electric motor driven actuators � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�32
Specication Text � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�33
Series WH45 circular re damper � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�33
Revision Index � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � p�34
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