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ALNOR
®
ventilation systems
is a legally protected trademark and technical patent. All rights reserved.
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User Manual
HRU-PremAIR
2. Safety
2.1 General safety instructions
This product was designed and manufactured to ensure maximum safety during installation, operation and
service. Always read these safety instructions before installing, maintaining or servicing the product, and
strictly comply with these instructions. Parts of the device carry mains power, which is a potential lethal
voltage. Disconnect power at supply line, circuit breaker or fuse before installing, servicing or removing the
device. The device is designed for indoor use only. Do not expose the device to rain or moisture, to avoid
short circuit. Short circuit may cause fire or electric shock hazard. Operate the device between 0°C and 40°C.
For cleaning of the device use a soft damp cloth only. Never use any abrasive or chemical cleaner. Do not
paint the device. This appliance can be used by children aged from 8 years and above and persons with
reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given
supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.
Children shall not play with the appliance. Cleaning and user maintenance shall no be made by children
without supervision.
2.2 Directives / Norms
• ERP 2018 - regulation 1253/2014 and 1254/2014
• Low Voltage Directive (LVD) 2014/35/EC i Electromagnetic Compatibility Directive (EMCD) 2014/30/EU
• EN 308 - Heat exchangers - Test procedures for establishing performance of air to air and flue gases heat
recovery devices.
• EN 13141-7 Ventilation for buildings – performance testing of components/products for residential
ventilation - Part 7.
• EN 3744 - Acoustics - Determination of sound power levels and sound energy levels of noise sources using
sound pressure.
• EN ISO 5136 - Acoustics - Determination of sound power radiated into a duct by fans and other air-
moving devices - In-duct method.
3. Technical data
1. Dimensions:
906x730x502 mm (HxWxD)
Figure 1 - dimensions
