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© Air ow
1.09.600E
17.6.2013
1
Extract air fan
(behind protective cover)
2
Supply air fan
(behind extract air duct)
3
Outdoor air fi lter F7
4
Heat recovery cell
5
Summer/winter damper
6
Outdoor air fi lter G4
7
Extract air fi lter G4
8
Post-heating radiator
(behind extract air duct)
9
Safety switch
10 Additional heating radiator
(behind extract air duct)
11 Control panel DIGIT SED
12 Carbon dioxide sensor
13 Humidity sensor
Low-energy ventilation unit with heat recovery
and demand-controlled automatic melting
Operating, maintenance and
technical instructions
9
8
2
10
7
11
12
13
TECHNICAL DATA
Electrical connection
Degree of protection provided by enclosures
Fans
Extract air
direct current (DC)
Supply air
Heat recovery
Heat recovery bypass
Electric post-heating unit (standard)
Additional heater
Fans
Supply air
Extract air
Weight (with packaging)
Ventilation power adjustment
Options
DV145SE
The fi gure shows the R model
230 V, 50 Hz,
11.9 A (plug)
≈
IP34
150 dm
/s 100 Pa
3
140 dm
/s 100 Pa
3
Cross-counter flow heat recovery cell, > 80%
Automatic
900 W, 3.9 A
1500 W, 6.5 A
G4 and F7
G4
88 kg
- control panel control
CO
and %RH control
-
2
- remote monitoring control (voltage signal)
- CO
sensor
2
- %RH sensor
- Insulated attic fl oor penetration plate
Base
-
6
3
1
5
4
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Summary of Contents for BPC AIRFLOW DUPLEXVENT DV145SE
- Page 1 DV145SE Low-energy ventilation unit with heat recovery and demand-controlled automatic melting © Air ow Operating, maintenance and 1.09.600E technical instructions 17.6.2013 Extract air fan (behind protective cover) Supply air fan (behind extract air duct) Outdoor air fi lter F7 Heat recovery cell Summer/winter damper Outdoor air fi...
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Page 2: Ventilation Control
DV145SE OPERATING INSTRUCTIONS Operating instructions DUPLEXVENT DV145SE Controlling ventilation with humidity sensor (option) There are two modes of adjusting fan speed: For indoor air to stay healthy and benefi cial also for the structures of the dwelling, ventilation has to be in operation continuously. It is 1 Automatic humidity setting, which is suitable for controlling not advisable to stop ventilation even for longer holidays because humidity in for example washing rooms. -
Page 3: Maintenance Reminder
DV145SE OPERATING INSTRUCTIONS Adjustment of supply air temperature Remember! and summer/winter function Switch post-heating o when it starts to get too warm in the The temperature of air coming to the dwelling can be adjusted dwelling because of warm weathers. Switch post-heating on again when it gets cooler in autumn. -
Page 4: Power Failure
DV145SE OPERATING INSTRUCTIONS FOR CONTROL PANEL Control panel operation Keyboard Start button Scrolling up Press the button to turn the ventilation unit on and o . With this button you can scroll the displays upward. When the indicator is lit, the unit is on. Scrolling down Carbon dioxide adjustment With this button you can scroll the displays downward. - Page 5 DV145SE OPERATING INSTRUCTIONS FOR CONTROL PANEL Week programme programming 3.17 Choosing post-heating for the unit To go to the week-clock programme A water or electric radiator is selected Adjust wk. prog. Radiator type programming mode press the + and – with the + and –...
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Page 6: Week-Clock Control
DV145SE OPERATING INSTRUCTIONS FOR CONTROL PANEL 3.28 Fan speed level adjustment 3.26 Adjusting fan on the supply air side The desired fan speed level is adjusted Speed 1 level The desired adjustment value for the DC fan, supply from the menu. Adjustment range is supply air fan is selected with the + 100% 0–100%. -
Page 7: Maintenance Instructions
DV145SE MAINTENANCE INSTRUCTIONS MAINTENANCE Filters Before starting maintenance operations When you open the DUPLEXVENT DV145SE unit, the security switch (S) turns voltage o . In spite of this, disconnect the plug of the unit. Disconnect the plug of the DUPLEXVENT DV145SE unit before starting maintenanceoperations. -
Page 8: Condensing Water
DV145SE MAINTENANCE INSTRUCTIONS Fans Supply air fan Check the cleanliness of the fans when carrying out maintenance for fi lters and the heat recovery cell. Clean the fans if needed. The fans are very sensitive to external mechanical damage, and it is recommended to clean them in place. The fan blades can be cleaned with compressed air or with a brush. -
Page 9: Troubleshooting
DV145SE MAINTENANCE INSTRUCTIONS Troubleshooting Symptom Cause Do this Outdoor air coming to the • Air cools down in the attic ducts. • Check the insulation of the attic ducts. dwelling is cold. • The heat recovery cell is frozen, which is why extract air •... -
Page 10: Technical Data
DV145SE TECHNICAL DATA Dimensions and duct outlets Measuring points Input powers of fans Measuring points after the connection Fan speeds Extract air Combined input outlet. Fan curves indicate the total pressure available for duct losses. fl ow power of fans Supply air (l/s) Model R in... - Page 11 DV145SE TECHNICAL DATA Internal electrical connection DUPLEXVENT DV145 SE (code 3710) 130°C 90°C 130°C 90°C BN BU YEGN YEGN If the mains connection cable becomes damaged, it must be replaced by the manufacturer, authorised maintenance company or other qualifi ed person in order to avoid danger.
- Page 12 DV145SE TECHNICAL DATA External electrical METAL 2. TWISTED PAIR connection WHITE 2 ORANGE 2 1. TWISTED PAIR WHITE 1 DUPLEXVENT DV145SE ORANGE 1 NOTE! NOTE! Faulty connection of Faulty connection of the + the + wire DESTROYS wire DESTROYS THE SENSOR CONTROL PANEL CONTROL PANEL 1 SENSOR 1...
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Page 13: Wall Mounting
DV145SE MOUNTING Mounting The minimum distance between the top of the unit and the fi nished ceiling surface is 30 mm. DUPLEXVENT DV145SE has to be mounted in a place where temperaturedoes not go below +10 °C. Without protective enclosure, the unit must be located in a place with no acoustic disturbance: storerooms, technical rooms etc. - Page 14 DV145SE MOUNTING Attic fl oor penetration plate (option) When an attic fl oor penetration plate is used, the tightness of the vapour barrier has to be ensured. Minimum distance to side walls is 15 mm. © Air ow • We reserve the right to make changes without prior notice. What the units include can vary depending on the sales area.
- Page 15 DV145SE Exploded view and parts list DUPLEXVENT DV 145SE No. Part Code No. Part Code No. Part Code Fan assembly 1109200 12 G4 coarse fi lter 978047 21 Door assembly 3476000 Fan motor 935280 13 Bypass assembly, indicate if 3475900 22 Door latch assembly 3355900 Right- or left-handed...
- Page 16 www.airflow.com...
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