VAV terminal units

VAV terminal units for extract air control in buildings with variable air volume systems and demanding acoustic requirements

• Highly effective integral attenuator
• Box style construction for the reduction of the airflow velocity
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• Closed blade air leakage to EN 1751, up to class 4
• Casing air leakage to EN 1751, up to class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer Type TS for the reduction of air-regenerated noise

Plastic circular VAV terminal units for aggressive extract air in variable air volume systems

• Casing and damper blade made of flame-resistant polypropylene
• Slide-out effective pressuresensor allows for easy cleaning
• Suitable for the control of volume flow rate, room pressure or duct pressure
• Electronic control components for different applications (Universal and LABCONTROL)
• Suitable for airflow velocities up to 13 m/s
• Closed blade air leakage to EN 1751, class 3
• Casing air leakage to EN 1751, class B

Optional equipment and accessories

• With flanges on both ends
• Matching flanges for both ends
• Plastic secondary silencer Type CAK for the reduction of air-regenerated noise

• Circular air terminal units for standard applications in supply air or extract air systems with variable volume flow rates
• Suitable for the control of volume flow rate, room pressure or duct pressure
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• High control accuracy even with upstream bend (R = 1D)
• Closed blade air leakage to EN 1751, up to class 4
• Casing air leakage to EN 1751, class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer CA (for Germany and Switzerland), CAH (for EMEA) CS or CF for the reduction of air-regenerated noise
• Hot water heat exchanger WL and electric air heater EL for reheating the airflow

VAV terminal units for the supply air control in buildings with variable air volume systems and demanding acoustic requirements

• Highly effective integral attenuator
• Box style construction for the reduction of the airflow velocity
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• Closed blade air leakage to EN 1751, up to class 4
• Casing air leakage to EN 1751, up to class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer Type TS for the reduction of air-regenerated noise
• Hot water heat exchanger of Type WT for reheating the airflow

Circular VAV terminal units for variable air volume systems, approved and certified for potentially explosive atmospheres (ATEX)

• ATEX-compliant construction and parts
  
  
• Approved for all gases, mists and vapours in zones 1 and 2, with electronic control additionally for dusts in zones 21 and 22
  
  
• Suitable for the control of supply or extract air as well as for differential pressure control
  
  
• Electronic or pneumatic control components
  
  
• Closed blade air leakage to EN 1751, up to class 4
  
  
• Casing air leakage to EN 1751, class C

Optional equipment and accessories

• Spring return actuator
  
  
• Auxiliary switch with adjustable switching points for capturing the end positions

Rectangular VAV terminal units for the supply air control in buildings with variable air volume systems, demanding acoustic requirements and low airflow velocities

• Highly effective integral attenuator
• Optimised for airflow velocities of 0.7 – approx. 7 m/s
• High control accuracy, even in case of unfavourable upstream conditions
• Compact construction with rectangular connections on both ends
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• Closed blade air leakage to EN 1751, Class 4
• Casing leakage to EN 1751, Class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer Type TS for the reduction of air-regenerated noise
• Hot water heat exchanger of Type WT for reheating the airflow

Rectangular air terminal units for standard applications in supply air or extract air systems with variable volume flow rates, suitable for low-leakage shut-off

• For volume flow rate ranges up to 28836 m³/h or 8010 l/s
• Suitable for the control of volume flow rate, room pressure or duct pressure
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• High control accuracy
• Closed blade air leakage to EN 1751, class 3
• Casing air leakage to EN 1751, up to class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer Type TX for the reduction of air-regenerated noise
• Hot water heat exchanger of Type WT for reheating the airflow

Rectangular VAV terminal units for the extract air control in buildings with variable air volume systems, demanding acoustic requirements and low airflow velocities

• Highly effective integral attenuator
• Optimised for airflow velocities of 0.7 – 7 m/s
• High control accuracy, even in case of unfavourable upstream conditions
• Compact construction with rectangular connections on both ends
• Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
• Closed blade air leakage to EN 1751, up to class 4
• Casing leakage to EN 1751, class C

Optional equipment and accessories

• Acoustic cladding for the reduction of case-radiated noise
• Secondary silencer Type TS for the reduction of air-regenerated noise