KN-KWL 110 SE-EC Kontrollierte Wohnraumlüftung KN

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KN-KWL 110 SE-EC Kontrollierte Wohnraumlüftung KN 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 1

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Vallox 110 SE Vallox 110 SE Vallox Oy manufactures ventilation units Vallox 110 SE Certificate No VTT-C-9168-12 Translation 1 (2) Vallox 110 SE is intended to be used as a ventilation unit of a dwelling. Efficiency of heat recovery and specific electrical power and thermal, aerodynamic and acoustic characteristics have been defined according to the certification criteria VTT SERT R018-04: Ventilation unit of a dwelling. A summary of the calculated energy efficiency of the ventilation unit in the weather conditions of Southern Finland is presented in the following: ANNUAL EFFICIENCY OF HEAT RECOVERY, a Annual efficiency of heat recovery is 75 % when average exhaust air flow is 50 dm³/s Annual efficiency of heat HIGH EFFICIENCY OF HEAT RECOVERY recovery, a, % A++ A+ A B C F D G LOW EFFICIENCY OF HEAT RECOVERY Annual efficiency of heat recovery, % E (Building code = 45) 80 78 76 74 72 over 80 75-80 70-75 60-70 50-60 40-50 30-40 1-30 70 0 10 20 30 40 50 60 70 80 90 100 Exhaust air flow, dm³/s A+ 0 SPECIFIC ELECTRICAL POWER, P esu Specific electrical power is 0.9 kw/(m³/s) when average exhaust air flow is 50 dm³/s Specific electrical power, P esu, HIGH POWER EFFICIENCY kw/(m³/s) A++ A+ A B C D LOW POWER EFFICIENCY Specific electrical power, kw/(m³/s) E F G (Building code = 2.0) 2.5 2.0 1.5 1.0 0.5 below 0.6 0.6-0.8 0.8-1.0 1.0-1.5 1.5-2.0 2.0-2.5 2.5-3.0 3.0-3.5 over 3.5 0.0 0 10 20 30 40 50 60 70 80 90 100 Exhaust air flow, dm³/s A The ventilation unit meets the requirements presented on page number 2. The properties of the ventilation unit, and the source information and the results of the energy efficiency calculation, are presented in an appendix to the certificate. This certificate is valid until November 28, 2017 on condition that the product is not essentially changed and that the manufacturer has a valid quality assurance agreement and contract on certification with VTT Expert Service Ltd. The validity of the certificate can be checked with VTT Expert Service Ltd or on the Internet at http://www.vttexpertservices.fi/certifications/. Other conditions are presented at the end of the certificate. Espoo, November 29, 2012 Liisa Rautiainen Lead Auditor Copyright VTT Expert Service Ltd 2012 Mikko Saari Auditor VTT EXPERT SERVICES LTD P.O. Box 1001, FI-02044 VTT, Finland Tel. +358 020 722 111, Fax +358 020 722 7003 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 16

The certified ventilation unit of a dwelling meets the requirements presented below. Certificate No VTT-C-9168-12 Translation 2 (2) Property Determination method Requirement Result Leakage EN 13141-7 Annex B Building code, part D2 Meets the requirement Air filter by-pass leakage EN 1886 EN 1886, Building code, part D2 Meets the requirement Aerodynamic performance (pressure / air flow) Acoustic performance ISO 3741, ISO 5135, EN 13141-7 EN 308, EN 13141-7 - The measured values correspond to the values declared by the manufacturer - The measured values correspond to the values declared by the manufacturer Temperature ratio EN 308 55 % Meets the requirement Operation at low outdoor air temperatures EN 308, EN 13141-7 VTT SERT R018-04 Meets the requirement Specific electrical power EN 308, EN 13141-7 Building code, part D3 Meets the requirement Annual efficiency of the heat recovery of exhaust air Handout 122/2003 from the Ministry of the Environment Building code, part D3 Meets the requirement Requirements: - Leakage: Leakage class A of the casing, leakage air flow rate between the supply and exhaust air sides at most 6 % of the nominal air flow rate of the air supply unit at a test pressure of 300 Pa (building code, part D2, guideline 3.7.1.3). - Air filter by-pass leakage: Accepted by-pass leakage is 2 % of the declared maximum air flow. The test pressure is double the pressure drop of the clean air filter at the declared maximum air flow. - Operation at low outdoor air temperatures: The freezing protection and the removal of water condensing from exhaust air have been implemented reliably. - Specific electrical power: At most 2.0 W/(dm³/s) (building code, part D3, guideline 2.6.1.1). - Annual efficiency of the heat recovery of exhaust air: At least 45 % (building code, part D3, provision 2.5.11). Conditions of the validity of the certificate: Where reference is made in this certificate to any regulations, publications, standards or other documents, it shall be construed as a reference to such publication in the form of which it is in force at the date of this certificate. The manufacturer is responsible for the quality and continuous quality control of the product. In granting this certificate, VTT Expert Services Ltd does not accept responsibility to any person or body for any loss or damage incurred in respect of personal injury arising as direct or indirect result of the use of this product. The use of the name of VTT Expert Services Ltd or the name VTT Technical Research Centre of Finland in any other form in advertising or distribution in part of this certificate is only permissible with written authorisation from VTT Expert Services Ltd. Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 17

An appendix to VTT s product certificate No VTT-C-9168-12 Translation 1 (5) Product information and calculation of energy efficiency for the ventilation unit of a dwelling Product information: Model: Vallox 110 SE Manufacturer and representative of the device: Vallox Oy, Myllykyläntie 9-11, FI-32200 Loimaa, Finland. tel. +358 10 7732 200, www.vallox.com Outer dimensions: 638 mm (width) x 678 mm (height) x 472 mm (depth) Weight: 64 kg Air duct connections: four connections from the top of the unit, diameter of the duct 160 mm Electrical connection: 230 V, 10 A, fixed AC-connector Fans: direct current fans, 2 x 119 W, Ebmpapst R3G 146-AD23-12 Control of air flows: 8 step control, each control setting can be chosen freely within the predefined operating range. Control voltages 2 10 V. Air filters: supply air G4+F7, exhaust air G4 Heat recovery (HR): counter-cross-flow plate heat exchanger Method of preventing freezing of the HR: demand controlled defrosting based on the temperature measurements. The defrosting is carried out by bypassing the HR on the supply air side. Heating radiators: after-heating of supply air: electrical resistance of 1.8 kw (2 x 0.9 kw) Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 18

An appendix to VTT s product certificate No VTT-C-9168-12 Translation 2 (5) Ventilation unit Vallox 110 SE Southern Finland Source data for calculation of energy efficiency of the ventilation unit Climate Helsinki test year TRY 2012 Dimensioning temperature of outdoor air -26 C Average temperature of outdoor air (heating period) 1.0 C Exhaust air temperture 21 C Set point of supply air heater 15 C Maximum supply air temperature (limitation) no limitation Minimum temperature of exhaust air (freeze protection of HR 1) ) -4.7 C Maximum outdoor air temperature for heating 12 C Average exhaust air flow rate 50 dm³/s 1) HR = heat recovery Measured source data of the ventilation unit in calculation Time of Set Total Supply Total Exhaust Air flow Electrical Temperature use point pressure air flow pressure air flow ratio power ratio of supply of the unit rate of the unit rate (supply/exhaust) air in HR (supply) (exhaust) Pa dm³/s Pa dm³/s % W % 0.0 h/day 8 167 92 181 95 97 196 79 0.0 h/day 7 123 79 137 83 96 130 80 0.0 h/day 6 101 72 114 76 95 103 81 2.0 h/day 5 77 63 91 67 93 77 82 11.5 h/day 4 61 56 72 60 93 60 83 2.5 h/day 3 44 47 52 51 93 43 84 0.0 h/day 2 32 41 39 44 92 32 84 8.0 h/day 1 15 28 19 31 91 19 85 Calculation method A calculation method based on outdoor temperature duration curve according to the guidelines of the Ministry of the Environment (no 106 and no 122). VTT's calculation model LTOCALC was used. Results of the calculation of the energy efficiency of ventilation unit Calculated energy demand of ventilation, kwh per year Heating energy demand of ventilation without heat recovery 7,462 kwh/a 100% Heating energy demand of ventilation with heat recovery 1,830 kwh/a 25% Thermal energy recovered from exhaust air 5,632 kwh/a 75% Energy consumption of the heating radiator of supply air Electricity consumption of the ventilation unit (excluding heating) 97 kwh/a 401 kwh/a Annual efficiency of the heat recovery of exhaust air, a 75 % Specific electrical power of the ventilation unit 0.9 kw/(m³/s) Coefficient of performance 1 kwh of electricity produces 14.1 kwh heating energy The actual energy consumption and the annual efficiency of the heat recovery depend on use and the climate. Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 19

An appendix to VTT s product certificate No VTT-C-9168-12 Translation 3 (5) Ventilation unit Vallox 110 SE Central Finland Source data for calculation of energy efficiency of the ventilation unit Climate Jyväskylä test year TYR 2012 Dimensioning temperature of outdoor air -32 C Average temperature of outdoor air (heating period) -0.1 C Exhaust air temperture 21 C Set point of supply air heater 15 C Maximum supply air temperature (limitation) no limitation Minimum temperature of exhaust air (freeze protection of HR 1) ) -4.7 C Maximum outdoor air temperature for heating 12 C Average exhaust air flow rate 50 dm³/s 1) HR = heat recovery Measured source data of the ventilation unit in calculation Time of Set Total Supply Total Exhaust Air flow Electrical Temperature use point pressure air flow pressure air flow ratio power ratio of supply of the unit rate of the unit rate (supply/exhaust) air in HR (supply) (exhaust) Pa dm³/s Pa dm³/s % W % 0.0 h/day 8 167 92 181 95 97 196 79 0.0 h/day 7 123 79 137 83 96 130 80 0.0 h/day 6 101 72 114 76 95 103 81 2.0 h/day 5 77 63 91 67 93 77 82 11.5 h/day 4 61 56 72 60 93 60 83 2.5 h/day 3 44 47 52 51 93 43 84 0.0 h/day 2 32 41 39 44 92 32 84 8.0 h/day 1 15 28 19 31 91 19 85 Calculation method A calculation method based on outdoor temperature duration curve according to the guidelines of the Ministry of the Environment (no 106 and no 122). VTT's calculation model LTOCALC was used. Results of the calculation of the energy efficiency of ventilation unit Calculated energy demand of ventilation, kwh per year Heating energy demand of ventilation without heat recovery 8,725 kwh/a 100% Heating energy demand of ventilation with heat recovery 2,204 kwh/a 25% Thermal energy recovered from exhaust air 6,521 kwh/a 75% Energy consumption of the heating radiator of supply air Electricity consumption of the ventilation unit (excluding heating) 176 kwh/a 401 kwh/a Annual efficiency of the heat recovery of exhaust air, a 75 % Specific electrical power of the ventilation unit 0.9 kw/(m³/s) Coefficient of performance 1 kwh of electricity produces 16.3 kwh heating energy The actual energy consumption and the annual efficiency of the heat recovery depend on use and the climate. Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 20

An appendix to VTT s product certificate No VTT-C-9168-12 Translation 4 (5) Ventilation unit Vallox 110 SE Northern Finland Source data for calculation of energy efficiency of the ventilation unit Climate Sodankylä test year TRY 2012 Dimensioning temperature of outdoor air -38 C Average temperature of outdoor air (heating period) -2.6 C Exhaust air temperture 21 C Set point of supply air heater 15 C Maximum supply air temperature (limitation) no limitation Minimum temperature of exhaust air (freeze protection of HR 1) ) -4.7 C Maximum outdoor air temperature for heating 12 C Average exhaust air flow rate 50 dm³/s 1) HR = heat recovery Measured source data of the ventilation unit in calculation Time of Set Total Supply Total Exhaust Air flow Electrical Temperature use point pressure air flow pressure air flow ratio power ratio of supply of the unit rate of the unit rate (supply/exhaust) air in HR (supply) (exhaust) Pa dm³/s Pa dm³/s % W % 0.0 h/day 8 167 92 181 95 97 196 79 0.0 h/day 7 123 79 137 83 96 130 80 0.0 h/day 6 101 72 114 76 95 103 81 2.0 h/day 5 77 63 91 67 93 77 82 11.5 h/day 4 61 56 72 60 93 60 83 2.5 h/day 3 44 47 52 51 93 43 84 0.0 h/day 2 32 41 39 44 92 32 84 8.0 h/day 1 15 28 19 31 91 19 85 Calculation method A calculation method based on outdoor temperature duration curve according to the guidelines of the Ministry of the Environment (no 106 and no 122). VTT's calculation model LTOCALC was used. Results of the calculation of the energy efficiency of ventilation unit Calculated energy demand of ventilation, kwh per year Heating energy demand of ventilation without heat recovery 10,594 kwh/a 100% Heating energy demand of ventilation with heat recovery 3,041 kwh/a 29% Thermal energy recovered from exhaust air 7,553 kwh/a 71% Energy consumption of the heating radiator of supply air Electricity consumption of the ventilation unit (excluding heating) 596 kwh/a 401 kwh/a Annual efficiency of the heat recovery of exhaust air, a 71 % Specific electrical power of the ventilation unit 0.9 kw/(m³/s) Coefficient of performance 1 kwh of electricity produces 18.8 kwh heating energy The actual energy consumption and the annual efficiency of the heat recovery depend on use and the climate. Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 21

An appendix to VTT s product certificate No VTT-C-9168-12 Translation 5 (5) Ventilation unit Vallox 110 SE Southern Germany Source data for calculation of energy efficiency of the ventilation unit Climate Munich [IWEC- WMO#108660 ASHRAE 2001] Dimensioning temperature of outdoor air -16 C Average temperature of outdoor air (heating period) 2.1 C Exhaust air temperture 21 C Set point of supply air heater 15 C Maximum supply air temperature (limitation) no limitation Minimum temperature of exhaust air (freeze protection of HR 1) ) -4.7 C Maximum outdoor air temperature for heating 12 C Average exhaust air flow rate 50 dm³/s 1) HR = heat recovery Measured source data of the ventilation unit in calculation Time of Set Total Supply Total Exhaust Air flow Electrical Temperature use point pressure air flow pressure air flow ratio power ratio of supply of the unit rate of the unit rate (supply/exhaust) air in HR (supply) (exhaust) Pa dm³/s Pa dm³/s % W % 0.0 h/day 8 167 92 181 95 97 196 79 0.0 h/day 7 123 79 137 83 96 130 80 0.0 h/day 6 101 72 114 76 95 103 81 2.0 h/day 5 77 63 91 67 93 77 82 11.5 h/day 4 61 56 72 60 93 60 83 2.5 h/day 3 44 47 52 51 93 43 84 0.0 h/day 2 32 41 39 44 92 32 84 8.0 h/day 1 15 28 19 31 91 19 85 Calculation method A calculation method based on outdoor temperature duration curve according to the guidelines of the Ministry of the Environment (no 106 and no 122). VTT's calculation model LTOCALC was used. Results of the calculation of the energy efficiency of ventilation unit Calculated energy demand of ventilation, kwh per year Heating energy demand of ventilation without heat recovery 6,174 kwh/a 100% Heating energy demand of ventilation with heat recovery 1,438 kwh/a 23% Thermal energy recovered from exhaust air 4,736 kwh/a 77% Energy consumption of the heating radiator of supply air Electricity consumption of the ventilation unit (excluding heating) 15 kwh/a 401 kwh/a Annual efficiency of the heat recovery of exhaust air, a 77 % Specific electrical power of the ventilation unit 0.9 kw/(m³/s) Coefficient of performance 1 kwh of electricity produces 11.8 kwh heating energy The actual energy consumption and the annual efficiency of the heat recovery depend on use and the climate. Copyright VTT Expert Service Ltd 2012 2014-07 Druck-, Satzfehler und techn. Änderungen vorbehalten - Subject to change Seite 22