3. WIRING ���������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������10 4. INSTALLATION OF THE DAMPERS �����������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������16 5. MAINTENANCE ��������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������18 6. STORAGE, TRANSPORTATION AND UTILIZATION ����������������������������������������������������������������������������������������������������������������������������������������������������������������18 7. HYGIENE ASPECTS ������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������19 SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
• in wet conditions (swimming pools, bathrooms, boats). It is forbidden to modify the VAV damper or replace any unit part unless otherwise provided by KOMFOVENT. Only original replacement parts submitted by KOMFOVENT are allowed to be used. Only skilled qualified electri- cians are allowed to work in areas marked as having electrical voltage.
SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
D, mm L, mm Li, mm 390,0 390,0 390,0 14,3 KOS-C 10,0 17,4 12,3 20,8 15,0 25,5 20,8 31,5 27,5 38,2 KOS-C-I SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
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21,10 33,00 12,00 19,00 21,00 33,00 13,00 21,00 1000 22,60 35,10 14,00 23,00 1000 1000 24,20 37,30 B + 100 KOS-C-I SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
Illuminated in GREEN Faultless operation LED display Flashing in RED Measuring hoses are interchanged Illuminated in RED Differential pressure sensor fault SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
10V = V value, m value, m Manufacturer data Indication of the direction of the KOS-C-I-315-BMF-0-320-880 airflow Label of the KOS damper SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
Option Master / Slave Circuit Reference signal Slave Reference signal Slave Tool / Actual value signal Tool / Actual value signal SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
Dir L → rotation CW DC 0/2...10 V DC 0/2...10 V Action “Damper fully setpoint setpoint “Damper fully open” closed” compensation compensation SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
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Using Modbus, a master (e.g., automation station) and several slaves can be interconnected. BACNET MS/TP / MODBUS RTU Cable colors: Signal assignment Modbus: 1=black 2=red C1=D-=A 3=white C2=D+=B 4=orange 6=pink – – 7=grey SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
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System neutral AC 24 V Cable 2: Communication / blue sheathing Violet (VT) Reference Grey (GY) Bus (Modbus RTU) Pink (PK) Bus (Modbus RTU) SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
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Options: CLOSED – V – OPEN Note: Functions only with AC 24 V supply! a Damper CLOSED c Damper OPEN d Bus mode SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
Cable 2: Communication / green sheathing Red (RD) KNX CE+ Black (BK) KNX CE+ APPLICATION EXAMPLE: N2 – GDB181.1E/KNVAV N3 – DXR.2 … controller SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
Suspensions and Fixings used for the installation of the dampers should be approved and adequately dimensioned for fixing the damper. Fixing material is not included in the supply package. Circular VAV dampers (type KOS-C) are equipped with lip seal on both sides of the casing to ensure the airtight connection with the duct.
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65 mm, at the horizontal – 130 mm, distance between the other clamps – 265 mm. Mounting of the clamping elements SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
It is recommended to keep the original boxes and / or protective caps or lids to avoid damper measuring tubes contamina- tion with dust and sweepings. Please do not remove the protective caps until just before installation. SIA KOMFOVENT reserves the right to make changes without prior notice Variable air volume dampers_installation, operation and maintenance instructions_24-11...
• Insulating rubber CO5/HD0426. Komfovent VAV dampers are certified under VDI 6022-1 and VDI 3803-1 standards. This certification, issued by the Ruhr Dis- trict Institute of Hygiene, verifies that these VAV dampers meet stringent requirements for air quality and hygiene, ensuring reliable and safe air management solutions for any building needs.
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KOMFOVENT SIA KOMFOVENT GMBH Bukaišu iela 1, Konrad-Zuse-Str. 2a, LV-1004 Riga, Latvia 42551 Velbert +371 24 664 433 +49 0 2051 605 1180 info.lv@komfovent.com info@komfovent.de KOMFOVENT UAB KOMFOVENT AB Lentvario str. 146, Ögärdesvägen 12A, 25132 Vilnius, Lithuania 433 30 Partille, Sweden...
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