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Summary of Contents for Trox Technik VFR
- Page 1 Assembly and operating instructions GB/en Flow adjustment damper Read the instructions prior to performing any task!
- Page 2 TROX GmbH Heinrich-Trox-Platz 47504 Neukirchen-Vluyn Germany Telephone: +49 (0) 2845 202-0 Fax: +49 (0) 2845 202-265 E-mail: trox-de@troxgroup.com Internet: www.troxtechnik.com CD10040, 1, GB/en 12/2023 © TROX GmbH 2023 Flow adjustment damper VFR...
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Page 3: Table Of Contents
Faults .............. 12 7.1 Troubleshooting ........12 Decommissioning .......... 13 8.1 Safety ............8.2 Disassembly ..........13 8.3 Disposal ........... 13 Technical data ..........14 9.1 General data ..........14 9.2 Actuators / attachments ......14 Index..............15 Flow adjustment damper VFR... -
Page 4: Safety
Personal protective equipment Safety 1.2.1 Electric shock hazards Electric current 1.1 Correct use Type VFR flow adjustment dampers are used to balance DANGER! the volume flow rate in ventilation systems within closed rooms. Danger of death due to electric current! -
Page 5: Repair And Replacement Parts
Foreign matter and liquids Be careful when objects or liquids have got into the casing, or if the unit emits a smell or smoke. Decommis- sion the unit and have it checked by the manufacturer. Flow adjustment damper VFR... -
Page 6: Product Overview
Rotary knob locking screw Lip seal Diagram with setting values 2.2 Functional description Type VFR flow adjustment dampers are suitable for bal- ancing the volume flow rates in ventilation systems with circular ducts. For balancing the volume flow rates of duct sections and air terminal devices the differential pressure must be set on the flow adjustment dampers. -
Page 7: General Installation Information
Installation in extract air systems in commercial kitchens is only permitted if the extract air has already been cleaned with aerosol separators, see Fig. 2: Installation example for VFR flow adjustment VDI 2052. damper VFR flow adjustment damper 3.1.1 Installation of sound attenuators... - Page 8 Fig. 5: Spigot with optional lip seal Plug-in mounting on ducting in accordance with EN 1506 or EN 13180. Connect the spigot with the ducting, e.g., using drilling screws. No further sealing required. Flow adjustment damper VFR...
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Page 9: Electrical Connection
Observe wiring guidelines and project-specific circuit diagrams. The electrical connection may only be made after complete installation of the unit. For units with a 24 V supply voltage, observe the following: Flow adjustment damper VFR... -
Page 10: Commissioning And Operation
Air circulation is guaranteed (shut-off dampers and fire dampers are open). Only with actuator: – Electrical connections have been correctly installed and tested. – The supply voltage is switched on. Check the volume flow rate and readjust if neces- sary. Flow adjustment damper VFR... -
Page 11: Maintenance
Personnel: Skilled qualified electrician Protective equipment: Safety shoes Remove contamination that affects the function of the flow adjustment damper. Check all screws for firm seating and retighten them, if necessary. Flow adjustment damper VFR... -
Page 12: Faults
Installation situation Are the flow adjustment damper and actuator easily accessible? ☐ ☐ ☐ System readiness Fan switched on? ☐ ☐ ☐ Actuator Error-free wiring and supply voltage within tolerance zone? ☐ ☐ ☐ Flow adjustment damper VFR... -
Page 13: Decommissioning
– Disassemble components professionally. Be aware that some components are very heavy. Use lifting gear if necessary. – Secure components to prevent them from falling or toppling. – When in doubt, contact the manufacturer. Flow adjustment damper VFR... -
Page 14: Technical Data
Minimum differential pressure 20 Pa Maximum differential pressure 1000 Pa Operating temperature 10 – 50 °C 9.2 Actuators / attachments The following actuators are available for the VFR flow adjustment damper: Actuators Attachment Actuator Supply voltage Auxiliary switch Min/Max actuators... -
Page 15: Index
Electric current............4 Technical data............14 Troubleshooting............12 Faults................ TROX Technical Service..........11 Fixing................7 Functional description..........6 Unauthorised use............4 Functional test............10 Usage................4 Incorrect use............... Wiring Inspection..............11 Installation instructions........... 9 Installation location............7 Flow adjustment damper VFR... - Page 16 TROX GmbH +49 (0) 2845 202-0 Heinrich-Trox-Platz +49 (0) 2845 202-265 47504 Neukirchen-Vluyn E-mail: trox-de@troxgroup.com Germany www.troxtechnik.com © TROX GmbH 2023...
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