Related Manuals for HiDew AER Series
Summary of Contents for HiDew AER Series
- Page 1 w w w . h i d e w . i t i n f o @ h i d e w . i t Air-to-air unit for passive houses with heat recovery I N S T A L L A T I O N , U S E A N D M A I N T E N A N C E M A N U A L...
- Page 2 The reproduction, even partial, of this document without the written permission of HiDew S.r.l. is prohibited.
- Page 3 Our Technical Department is at your disposal for any assistance and spare parts you may require, especially during routine or unscheduled maintenance. Please find our contact details below for a more rapid service: HiDew S.r.l. info@hidew.it - www.hidew.it Operational headquarters Via dell’Artigianato 5 - 35026 - Conselve (PD) – Italy Tel +39 049 9502511...
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Page 4: Table Of Contents
AER - Air-to-air unit for passive houses with heat recovery SUMMARY FOREWORD ........................... 5 RESPONSABILITY ..................................6 RULES FOR CORRECT OPERATION ............................6 SERVICE RULES ..................................7 INTENDED USE ..................................8 RESIDUAL RISK AREAS ................................8 INTERVENTION AND MAINTENANCE ............................. 8 GENERAL SAFETY RULES ................................ -
Page 5: Foreword
AER - Air-to-air unit for passive houses with heat recovery FOREWORD This manual indicates the intended use of the unit and provides instructions on transportation, installation, assembly, adjustment and use. It provides information on maintenance, ordering spare parts, the presence of residual risks and personnel training. The manual must be read and used as follows: Every unit operator and the staff in charge must carefully read the entire manual and comply with the indications given;... -
Page 6: Responsability
AER - Air-to-air unit for passive houses with heat recovery 1.1 RESPONSABILITY The unit is covered by the warranty in accordance with the contractual agreements established at the time of sale. The manufacturer is deemed exempt from any liability and obligation, and the warranty required by the sales contract will be voided for any accident or damage to persons or property, which may derive from: failure to comply with the instructions provided in this manual with regard to operation, use, installation, maintenance and events which are however unrelated to normal and correct use of... -
Page 7: Service Rules
AER - Air-to-air unit for passive houses with heat recovery Qualified personnel must dismantle and demolish the unit. 1.3 SERVICE RULES The operating rules described in this manual are an integral part of the unit supply. These rules are also intended for operators previously trained specifically to operate this type of unit and contain all the necessary and important information for operating safety and optimal use of the unit. -
Page 8: Intended Use
AER - Air-to-air unit for passive houses with heat recovery 1.4 INTENDED USE The AER units are air-to-air ductable units for false ceilings with a heat recovery unit for installation in combination with high-efficiency heat pumps. The AER units allow you to dehumidify, cool and heat by exchanging exhaust air with clean air taken from outside. Its use is recommended within the operating limits indicated in this manual. -
Page 9: General Safety Rules
AER - Air-to-air unit for passive houses with heat recovery Once the unit has been cleaned, the operator must check that there are no worn or damaged parts or parts that are not firmly secured; where these are found, request the intervention of the maintenance technician;... -
Page 10: Product Description
AER - Air-to-air unit for passive houses with heat recovery PRODUCT DESCRIPTION The AER units are the solution to the growing demand for heating and cooling systems for passive houses or buildings with limited energy loads. In these contexts, an air-to-air machine guarantees comfort in all rooms taking care not only of maintaining the requested air temperature, but also the relative humidity value and air quality. -
Page 11: Air Flows
AER - Air-to-air unit for passive houses with heat recovery 2.2 AIR FLOWS AER units are provided with 5 predispositions for connection to air ducts: Supply in ambient (rooms and living) Return from the room (generally the hallway or corridor) for internal recirculation to the house Exhaust air extraction (from dirty environments such as bathrooms, laundry, kitchen or closet) Fresh air intake from outside Exhaust air expulsion to outside... - Page 12 AER - Air-to-air unit for passive houses with heat recovery AER 024 – recirculation mode only Return from ambient Supply into the room AER 024 – renewal mode only Exhaust air Supply extraction into the room Fresh air inlet Expulsion exhaust air AER 024 –...
- Page 13 AER - Air-to-air unit for passive houses with heat recovery AER 036 – recirculation mode only Return from ambient Supply into the room AER 036 – renewal mode only Exhaust air extraction Supply into the room Fresh air inlet Exhaust air expulsion AER 036 –...
- Page 14 AER - Air-to-air unit for passive houses with heat recovery AER 058 – recirculation mode only Return from ambient Supply into the room AER 058 – renewal mode only Exhaust air Supply extraction into the room Fresh air inlet Exhaust air expulsion AER 058 –...
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Page 15: Structure
AER - Air-to-air unit for passive houses with heat recovery 2.3 STRUCTURE The unit is created with an exclusive design that gives the assembly a pleasant appearance as well as ensuring complete inaccessibility, when the machine is closed, to all the components. This aspect combined with the wide use of sound-absorbing material inside the compartment reduces the sound power level emitted to exceptionally low levels. -
Page 16: Options And Functions
AER - Air-to-air unit for passive houses with heat recovery 2.5 OPTIONS AND FUNCTIONS AER 024 AER 036 AER 058 Electronic fans with brushless motor and integrated inverter SERIES SERIES SERIES Regulation graphic display with temperature and humidity SERIES SERIES SERIES probes and 2 m of connecting shielded cable 5 speeds regulation for fresh air... - Page 17 AER - Air-to-air unit for passive houses with heat recovery Free cooling When in summer the external conditions are more comfortable than indoor conditions, the unit automatically activates the external air inlet without holding up the heat of the air in expulsion. This provides a major comfort indoors taking advantage of the “fresh” external air.
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Page 18: Refrigerant And Hydraulic Circuits
AER - Air-to-air unit for passive houses with heat recovery REFRIGERANT AND HYDRAULIC CIRCUITS 3.1 FUNCTIONAL SCHEMES Water flow Air flow Fan motor ELECTRIC CIRCUITS 4.1 ELECTRICAL DEVICES The electrical panel is created and wired according to the regulations mentioned in the Declaration of Conformity. You should add a fuse to the electrical system in order to protect the unit. -
Page 19: Display
AER - Air-to-air unit for passive houses with heat recovery DISPLAY The AER air-to air units are managed by an advanced control system. A wall-mounted display is supplied with this function to install on a flush-mount 503 electrical box. The advanced control is essential when you want to control parameters such as CO values, air quality, supply air temperature, timer settings, etc. -
Page 20: Main Mask
AER - Air-to-air unit for passive houses with heat recovery 5.2 MAIN MASK USE OF KEYS With OFF you turn off the unit By keeping pushed EXIT, you display temporarily the software version With MENU you enter the user menu If the unit is in manual mode, use UP and DOWN to increase/decrease the exchange level With OK you can change the ionization level (only if present) −... - Page 21 AER - Air-to-air unit for passive houses with heat recovery The user menu screens are listed below. Screen 1 of the user menu allows you to set the unit operation: MANUAL: humidity and temperature required, the on/off and the renewal can be changed via the appropriate screens TIME BANDS: the on/off of the machine, the humidity and the desired temperature and the renewal will work as set in the time slot programming menu...
- Page 22 AER - Air-to-air unit for passive houses with heat recovery Screen 5 of the user menu allows you to manage the alarms (the screen appears if: there are alarms present) press OK to enter the alarm menu press EXIT to exit and return to the main screen press UP to return to the previous screen press DOWN to move to the next screen Screen 6 of the user menu allows you to program the timer settings.
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Page 23: Alarms Menu
AER - Air-to-air unit for passive houses with heat recovery 5.4 ALARMS MENU This menu is accessible only if an alarm is present. It allows you to view the active alarm and, if possible, to reset it. The screen allows you to choose to view or reset the alarm. press EXIT to exit and return to the main screen press UP and DOWN to scroll through the items press OK to confirm the choice and access the screen... -
Page 24: Time Bands Menu
AER - Air-to-air unit for passive houses with heat recovery 5.6 TIME BANDS MENU This menu is accessible only if the unit is set to timer setting mode and allows you to program the timer settings which manage when the unit is switched on and off, the summer temperature, winter temperature, humidity and air exchange. It is very important to set the correct time and date;... -
Page 25: Other Screens
AER - Air-to-air unit for passive houses with heat recovery Guide Selecting this guide, you have access to 5 screens which explain how to program the timer settings. USE OF KEYS - With UP and DOWN you scroll from one screen to another (5 total screens) - With EXIT you return to the previous screen Default recovery Within the menu for programming the timer settings, selecting the "Restore Default"... -
Page 26: Technical Data
AER - Air-to-air unit for passive houses with heat recovery TECHNICAL DATA 6.1 TECHNICAL DATA SHEET AER 024 AER 036 AER 058 A / A+ (1) Nominal heating power (1) 2.89 3.80 5.77 Nominal cooling power (2) 2.92 3.68 5.83 Nominal power 72.5 Maximum power... -
Page 27: Air Flows And Pressure
AER - Air-to-air unit for passive houses with heat recovery 6.2 AIR FLOWS AND PRESSURE Electronic fans with built-in inverter and brushless motor are installed in the unit with a factory-set maximum speed. Please make reference to the installation paragraph to calibrate the unit. On the x axis the air flow rate, on the y axis the useful static pressure, and the nominal curve of the machines (solid line) and the curves of maximum and minimum flow rate (dotted lines) are shown. -
Page 28: Hydraulic Circuit Load Losses
AER - Air-to-air unit for passive houses with heat recovery 6.3 HYDRAULIC CIRCUIT LOAD LOSSES The water flow rate is on the x axis, the hydraulic circuit load losses are on the y axis. TAGLIA 024 1000 TAGLIA 036 1000 TAGLIA 058 1000 28 - 64... -
Page 29: Unit Cooling Power
AER - Air-to-air unit for passive houses with heat recovery 6.4 UNIT COOLING POWER The water inlet pressure on the x axis and the cooling power on the y axis. The curves are at different temperatures of the recirculated air. Winter SIZE 024 Summer... -
Page 30: Maintenance And Troubleshooting
AER - Air-to-air unit for passive houses with heat recovery MAINTENANCE AND TROUBLESHOOTING 7.1 FAULTS AND ANOMALIES The most frequent and common reasons why the unit blocks or malfunctions are listed on the following pages. Pay the utmost attention in the execution of the suggested operations for resolution of the various problems: excessive lack of attention can cause serious injuries. - Page 31 AER - Air-to-air unit for passive houses with heat recovery Check the cleanliness of the filters, heat exchange coils and recovery unit Slight or serious electrical heater The air flow is insufficient Check that all fans rotate correctly overtemperature alarm Check the length and number of bends of the channels Other causes...
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Page 32: Maintenance Table
AER - Air-to-air unit for passive houses with heat recovery 7.2 MAINTENANCE TABLE The units function correctly if the maintenance tasks listed in the table are carried out at the scheduled times. Operation Period • Air filters Visual inspection and cleaning every 6 months (or more frequently for dirty rooms) •... -
Page 33: Ordinary Maintenance
AER - Air-to-air unit for passive houses with heat recovery 7.3 ORDINARY MAINTENANCE Exploded view to identify the panels you need to open Just remove the lower panels for the AER unit for routine maintenance. Remove the screws and carry out the maintenance tasks. The air filters may fall out when removing the access panels. -
Page 34: Extraordinary Maintenance
AER - Air-to-air unit for passive houses with heat recovery Cleaning the heat recovery unit AER units: open the specific panel, unscrew the first handwheel and leave the tray for the drain hose hanging, unscrew the second handwheel and lower the heat recovery unit. Cleaning/replacing air filters Open the panels containing the filters/dedicated panels, remove the filters and use a vacuum cleaner;... -
Page 35: Dismantling Of The Unit
AER - Air-to-air unit for passive houses with heat recovery DISMANTLING OF THE UNIT When the unit needs to be removed or replaced, following the indications below: - If the structure and the various components cannot be use, they should be demolished and divided into material types. -
Page 36: Installation
AER - Air-to-air unit for passive houses with heat recovery INSTALLATION 9.1 PREAMBLE Inspection On receiving the unit, check for any damage: the machine left the factory in perfect conditions; immediately report any signs of damage to the carrier and note them on the “Delivery Slip” before signing it. The manufacturer or its agent must be promptly notified of the extent of the damage. -
Page 37: Positioning
AER - Air-to-air unit for passive houses with heat recovery 9.2 POSITIONING It is very important to always guarantee total access to the unit for routine maintenance work and calibration Please, pay attention to the following points, in order to define the most suitable place for the installation of the unit and the related connections: dimensions and source of the hydraulic pipes;... -
Page 38: Ducting
AER - Air-to-air unit for passive houses with heat recovery 9.3 DUCTING All the units are provided with flanges or gaskets for ducts. The air intake for recirculation in some installations is not connected to the ducting. In this case, there are very low load losses and the flows are unbalanced. -
Page 39: Hydraulic Connections
AER - Air-to-air unit for passive houses with heat recovery 9.4 HYDRAULIC CONNECTIONS Water circuit connection When setting up the hydraulic circuit, the following rules and national and/or local standards must be complied with. Do not twine on the connections of the unit. With a key, block the connection and with another one, fix the adaptor. -
Page 40: Electrical Connections
AER - Air-to-air unit for passive houses with heat recovery Condensate discharge Connect a pipe with an internal diameter of 16 mm. There should not be any uphill sections along the condensate discharge pipe. It is necessary to prime the siphon by pouring water into it before starting the unit. The following image shows the recommended layout for the siphon. - Page 41 AER - Air-to-air unit for passive houses with heat recovery Terminal box and cabling POWER SUPPLY CONNECTION The unit power supply must be brought to the connector shown in the figure, for each of the 3 connections to be made there is a male faston terminal: one for phase L, one for neutral N and one for grounding PE.
- Page 42 AER - Air-to-air unit for passive houses with heat recovery CONFIGURABLE DRIVES The terminals (17-IC) - (18-IC) - (19-IC) - (20-IC) are the configurable controls; there are 4 digital inputs that can be configured to perform various functions. CAUTION: connect only the clean contacts and not the tension ones. POSSIBLE CONFIGURATIONS OPEN CONTACT CLOSED CONTACT...
- Page 43 AER - Air-to-air unit for passive houses with heat recovery Terminals N-2 must be connected to a zone-head, a water valve or a water pump (max 1A) to control the water-supply to the unit. The control is in 230 V. For devices with a consumption over 1 A, interpose a contactor or a power relay. If the contacts N-2 are not connected as indicate, the machine may be damaged and this will lead to the warranty being voided immediately.
- Page 44 AER - Air-to-air unit for passive houses with heat recovery Display The display and the cable are inside the electrical panel, pay attention not to make them fall. PLACING AND FIXING OF THE DISPLAY The display should be installed in a practical position, so that the user can execute the fundamental operations, display the functioning status of the unit and, eventually, the alarms.
- Page 45 AER - Air-to-air unit for passive houses with heat recovery The cable should be connected as shown here below: POWER BOARD ON UNIT DISPLAY TO BE FIXED IN THE ENVIRONMENT CLAMP FOR CONNECTION TO THE DISPLAY CLAMP FOR CONNECTION TO THE BOARD It is recommended to keep the communication cable between the board and the display as far as possible from any power cable, in order not to compromise the communication between the two.
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Page 46: First Start, Calibration And Configurations
AER - Air-to-air unit for passive houses with heat recovery 9.6 FIRST START, CALIBRATION AND CONFIGURATIONS Initial start-up, calibration and configuration must be carried out exclusively by specialist personnel. DO NOT IMPROVISE, UNIT MALFUNCTION DANGER Before starting, check that all the panels are in their position and tightened with their screws. Follow these instructions carefully for commissioning: Check that all the hydraulic, electric and aeraulic connections are correctly installed and that all the indications given on the labels and user manual are observed. - Page 47 AER - Air-to-air unit for passive houses with heat recovery AER 024 PIPE 1 PIPE 3 PIPE 2 PIPE 4 AER 036 PIPE 1 PIPE 3 PIPE 2 PIPE 4 AER 058 PIPE 2 PIPE 4 PIPE 1 PIPE 3 PIPE 2 PIPE 1 –...
- Page 48 AER - Air-to-air unit for passive houses with heat recovery Usually the fan of an anemometer has a diameter of less than 20 millimetres. It will be necessary to make a hole on pipes 2, 3 and 4 to insert the anemometer. You will not need to make a hole on pipe 1. To perform the calibration, you must access the specific menu.
- Page 49 AER - Air-to-air unit for passive houses with heat recovery STARTING CALIBRATION CALIBRATION - PHASE 1 Place on the display; enter the main screen by pressing EXIT (more times, if necessary) or pressing ON/OFF if the unit is turned off. If for 30 seconds, on the installer menu, you do not press any keys, the program will automatically exit and you will display the main screen.
- Page 50 AER - Air-to-air unit for passive houses with heat recovery Attention: during the calibration phase 2 it is extremely important that the air flow rates of pipe 2 and of pipe 3 are coincident, otherwise the air flows are not balanced. This leads to a unit malfunction and poor heat recovery efficiency.
- Page 51 AER - Air-to-air unit for passive houses with heat recovery Installer parameter configuration To enter the installer menu: Place on the main screen (press EXIT if necessary) Keep pressed for 3 seconds UP, OK and DOWN Enter 0010 as the password and press OK to confirm If no key is pressed in the installer’s menu for 30 seconds, you automatically exit and the main screen is displayed.
- Page 52 AER - Air-to-air unit for passive houses with heat recovery Setting the presence of the humidifier: - not present - ON-OFF - modulating the on-off humidifier output replaces and therefore disables the ability to set a configurable output, it is a clean contact The 0-10 Volt modulating humidifier output replaces and therefore disables the modulating water valve output default: not present...
- Page 53 AER - Air-to-air unit for passive houses with heat recovery Setting to change the water temperature for dehumidification treatment or for heating treatment with the resistance (if present). When the water temperature is lower than the on dehumidification parameter, the dehumidification treatment will be switched on.
- Page 54 AER - Air-to-air unit for passive houses with heat recovery Setting of configurable output. The output can be inactive, it can be set as a generic alarm or as a humidifier or ionizer output. For each drive set it is possible to invert the logic. For the electrical wiring and other information, refer to the dedicated paragraph in the previous pages.
- Page 55 AER - Air-to-air unit for passive houses with heat recovery Setting for ventilation management. It is possible to change the ventilation speed in dehumidification. default: dehumidification 40% Viewing the unit alarm history. In the alarm history are kept in memory all the alarms, with the indication of the alarm’s number and day, month and year of the signal.
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Page 56: Dimensional Drawings
AER - Air-to-air unit for passive houses with heat recovery DIMENSIONAL DRAWINGS 10.1 AER 024 56 - 64 Installation Use and Maintenance Manual - Rev02... - Page 57 AER - Air-to-air unit for passive houses with heat recovery Supply and recirculation plenum AER 024 57 - 64 Installation Use and Maintenance Manual - Rev02...
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Page 58: Aer 036
AER - Air-to-air unit for passive houses with heat recovery 10.2 AER 036 58 - 64 Installation Use and Maintenance Manual - Rev02... - Page 59 AER - Air-to-air unit for passive houses with heat recovery Supply and recirculation plenum AER 036 59 - 64 Installation Use and Maintenance Manual - Rev02...
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Page 60: Aer 058
AER - Air-to-air unit for passive houses with heat recovery 10.3 AER 058 60 - 64 Installation Use and Maintenance Manual - Rev02... - Page 61 AER - Air-to-air unit for passive houses with heat recovery Supply and recirculation plenum AER 058 61 - 64 Installation Use and Maintenance Manual - Rev02...
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Page 62: Notes
AER - Air-to-air unit for passive houses with heat recovery NOTES ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................62 - 64 Installation Use and Maintenance Manual - Rev02... - Page 64 HiDew S.r.l. info@hidew.it - www.hidew.it Operational headquarters Via dell’Artigianato 5 - 35026 - Conselve (PD) – Italy Tel +39 049 9502511 Registered offices Viale Spagna, 31/33 - 35020 - Tribano (PD) - Italy Tel +39 049 9588511 - Fax +39 049 9588522...
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