Table of Contents
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Installation and maintenance instructions
1
Unit design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2
Project planning and installation instructions . . . . . . . . . . . . . . . . . . . . . 3
2.1
Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2.2
Piping installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2.3
Condensation line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.4
Electrical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.1
Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.2
Piping installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4
Operation and maintenance instructions . . . . . . . . . . . . . . . . . . . . . . . . . 8
5
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
6
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Danfoss Vent
VMBQE102
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Summary of Contents for Danfoss Vent
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Page 1: Table Of Contents
Installation and maintenance instructions Danfoss Vent Unit design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Project planning and installation instructions . -
Page 2: Unit Design
Connections The duct connections of the Danfoss Vent heat recovery unit are 160 mm in size with the extracted air to the right and the exhaust air to the left, seen from the front of the unit. -
Page 3: Project Planning And Installation Instructions
Positioning the unit The Danfoss Vent heat recovery unit is designed to be hung on a wall next to the rock heat pump. Alternatively the unit can be placed at attic level in the house. If placing the Danfoss Vent heat recovery unit at attic level, note the freezing risk to the condensation outlet. -
Page 4: Condensation Line
Electrical connection circulation pump Circulation pump, CP, for Danfoss Vent is not electrically connected at delivery. The circulation pump in the Danfoss Vent heat recovery unit must not be electrically connected until the system has been filled with water. Connect the circulation pump electrically as follows: NOTE! The system must be filled with water . -
Page 5: Adjustment
3 .2 Piping installation The water flow through the Danfoss Vent heat recovery unit must be 0.15 l/s (9.0 l/min) if the air flow is between 40 l/s-80 l/s. When installing DHP-A and Danfoss Vent, the water flow must be 0.02 l/s if the airflow is between 40 l/s –... - Page 6 Specified output for heat transfer fluid in relation to the airflow Energy transfer The chart applies to: Air temperature In +20 °C Relative humidity 50 % Temp. Brine In 0 °C Ethylene alcohol 29 % Introduction . control equipment The extraction fan (FF) is phase controlled. The fan capacity can be changed between 20-99%. Adjustment is described in the instructions on page 7.
- Page 7 FF phase (capacitor/fan) FF capacitor/fan 120 W / 230VAC 10% Phase 230VAC 10% Neutral 4A Control diagram Control centre Danfoss Vent Recovery coil Data Inputs Low current GT2 sensor 22 k NTC GT1 sensor 22 k NTC GT4 sensor 22 k NTC...
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Page 8: Operation And Maintenance Instructions
3. The fan must be cleaned when necessary, but at least once a year, to maintain the capacity and to pre- vent imbalance resulting in unnecessary bearing damage. 4. The fan bearings are maintenance free and must only be replaced if necessary. -
Page 9: Technical Data
Technical data Exhaust air fan 120 W Circulation pump Wilo RS 25/6 Duct connection diam, 160 mm The unit is supplied with a plug for an earthed wall socket, 1 phase 230 V Dimension details and connections 1 Bleeding 2 Water IN, Cu 15mm 3 Water OUT, Cu 15mm 4 Air IN, connection dim, 160mm 5 Air OUT, connection dim, 160mm... -
Page 10: References
Tel. No............If these instructions are not followed during installation, operation and maintenance, Danfoss AS’s liability according to the applicable warranty is not binding. Danfoss AS retains the right to make changes to components and specifications without prior notice. VMBQE102... - Page 11 VMBQE102...
- Page 12 VMBQE102...
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