De Dietrich AWHP-2 MIT-IN-2 iSystem User guide

Category
Heat pumps
Type
User guide
ADVANCE
S U S T A I N A B L E C O M F O R T
®
HPI EVOLUTION
Ireland
en
User Guide
Air / water heat pump
HPI EVOLUTION
AWHP-2 MIT-IN-2 iSystem
Dear Customer,
Thank you very much for buying this appliance.
Please read through the manual carefully before using the product, and keep it in a safe place for later reference. In order to
ensure continued safe and efficient operation we recommend that the product is serviced regularly. Our service and customer
service organisation can assist with this.
We hope you enjoy years of problem-free operation with the product.
Contents
1 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.1 General safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.2 Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1.3 Specific safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.3.1 Safety data sheet: Refrigerant fluid R-410A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.4 Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.4.1 Manufacturer's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.4.2 Installer's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.4.3 User's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
2 About this manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2 Symbols used . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2.1 Symbols used in the manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2.2 Symbols used on the appliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
2.3 Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3 Technical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 Homologations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1.1 Certifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1.2 Ecodesign Directive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
3.2.1 Electrical power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.2 Heat pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.3 Circulating pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.2.4 Sensor specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
4 Description of the product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.1 General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
4.2 Control panel description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2.1 Description of the keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2.2 Description of the display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
4.2.3 Browsing in the menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
5.1 Commissioning the appliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5.1.1 Error during the start-up procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.2 Displaying the measured values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.2.1 Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.2.2 User level – Menu #MEASURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
5.3 Changing the settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
5.3.1 Setting the set point temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
5.3.2 Selecting the operating mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
5.3.3 Forcing domestic hot water production . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5.3.4 Setting the contrast and brightness of the display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
5.3.5 Setting the time and date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
5.3.6 Selecting a timer programme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
5.3.7 Customising a timer programme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.4 Shutting down the system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
5.5 Turning on the frost protection function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
6 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
6.1 Anti-cycling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6.2 Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6.2.1 List of error codes and messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6.3 Faults (Lxx or Dxx-type codes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
6.3.1 Table of error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
7 Environmental . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
7.1 Energy saving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
7.1.1 Energy savings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
7.1.2 Room thermostat and settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
7.2 Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Contents
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 3
8 Disposal/recycling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
8.1 Disposal and recycling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
9 Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
9.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
9.2 Terms of warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
10 Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
10.1 Information on the ecodesign and energy labelling directives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
10.1.1 Product fiche - Heat pump space heaters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
10.1.2 Product fiche - Temperature Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
10.1.3 Package fiche - Medium-temperature heat pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Contents
4 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
1 Safety
1.1 General safety instructions
Danger
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
should not be carried out by children without adult
supervision.
Danger
If flue gas is released or there is a refrigerant
leak:
Do not use a naked flame, do not smoke, do not
operate electrical contacts or switches (doorbell,
light, motor, lift, etc.). Contact between the
refrigerant fluid and a flame may result in
emissions of toxic gases.
Open the windows.
Locate the probable leak and seal it
immediately.
Warning
Before any work, switch off the power supply to
the appliance.
Warning
Do not touch the refrigerant connection pipes with
bare hands when the appliance is operating.
Danger of burn or frost injury.
Warning
Take precautions with the domestic hot water.
Depending on the heat pump settings, the
domestic hot water temperature may exceed
65°C.
Caution
Only genuine spare parts may be used.
Warning
Only qualified professionals are authorised to
work on the appliance and the installation.
1 Safety
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 5
Important
Insulate the pipes to reduce heat losses to a
minimum.
Caution
The system must satisfy each point in the rules
(DTU, EN and others, etc.) that govern works and
interventions in individual homes, blocks of flats
or other buildings.
Caution
Heating water and domestic water must not come
into contact with each other.
Electrical connection
A disconnection device must be fitted to the
permanent pipes in accordance with installation rules.
If the power supply cable is damaged, always get a
qualified installer to replace it.
Caution
In order to prevent any danger owing to the
unexpected reset of the thermal circuit breaker,
this appliance must not be powered through an
external switch, such as a timer, or be connected
to a circuit which is regularly switched on and off
by the electricity provider.
Warning
According to the appliance settings:
The radiator temperature may reach 80 °C.
Do not touch the refrigerant connection pipes
with bare hands when the appliance is
operating. Danger of burn or frost injury.
Caution
Do not neglect to service the appliance.
Contact a qualified professional or take out a
maintenance contract for the annual maintenance
of the appliance.
1.2
Recommendations
Warning
Only qualified professionals are authorised to
work on the appliance and the installation.
Regularly check that the water pressure in the
installation is between 1.5 and 2 bar.
Ensure that the appliance is accessible at all times for
maintenance purposes.
1 Safety
6 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
Avoid draining the installation.
Only genuine spare parts may be used.
Never remove or cover the labels and data plates
affixed to appliances. Labels and data plates must be
legible throughout the entire lifetime of the appliance.
1.3 Specific safety instructions
1.3.1
Safety data sheet: Refrigerant fluid
R-410A
Product identification
Name of the refrigerant fluid R-410A
Hazard identification
Effects harmful to health:
The vapours are heavier than air and may lead to
asphyxia owing to reduced oxygen levels.
Liquefied gas: Contact with the liquid may cause
serious frost and eye injuries.
Product classification: This product is not classified as a
"hazardous preparation" according to European Union
regulations.
Caution
If the refrigerant is mixed with air, it may cause
pressure surges in the refrigeration pipes and
lead to an explosion and other hazards.
Composition/Information on ingredients
Chemical nature: Mixture of R-32 and R-125.
Ingredients that may lead to hazardous situations:
Tab.1
Substance
name
Concentration CAS number CE number Classification Global Warm
ing Potential
1,1-Difluoro
methane R-32
50% 75-10-5 200–839–4 F+ ; R12 650
Pentafluoro
ethane R-125
50% 354-33-6 206-557-8 3400
R-410A 2088
First aid
If inhaled:
Evacuate the subject from the contaminated area and
take him into the open air.
1 Safety
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If feeling unwell: call a doctor.
In the event of contact with the skin:
Treat frost injuries like burns. Rinse with copious
amounts of tepid water, do not remove clothing (risk of
adhesion to the skin).
If skin burns appear, call a doctor immediately.
In the event of contact with the eyes:
Rinse immediately in water, holding the eyelids well
apart (at least 15 minutes).
Consult an ophthalmologist immediately.
Fire prevention measures
Appropriate extinguishing agents:
Carbon dioxide (CO2)
Powders
Foam
Water spray.
Inappropriate extinguishing agents: None to our
knowledge. In the event of fire nearby, use the
appropriate extinguishing agents.
Specific hazards:
Toxic and corrosive vapours may be released by the
effect of the heat.
Rise in pressure: in the presence of air, an
inflammable mixture may form under certain
temperature and pressure conditions.
Special intervention methods: Cool the volumes
exposed to heat with water spray.
Protection of the firemen:
Full self-contained breathing apparatus.
Complete body protection.
In the event of accidental spillage
Individual precautions:
Avoid contact with the skin and eyes.
Do not intervene without appropriate protective
equipment.
Do not inhale the vapours.
Evacuate the hazardous area.
Stop the leakage.
Eradicate all sources of ignition.
Ventilate the spillage area mechanically (risk of
asphyxia).
Cleaning / Decontamination:
1 Safety
8 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
Allow residual product to evaporate.
Handling
Technical measures:
Ventilation.
Precautions to be taken:
No smoking.
Prevent the build-up of electrostatic charges.
Work in a well ventilated place.
Personal protection
Respiratory protection:
If ventilation is insufficient: AX type cartridge mask.
In confined spaces: self-contained breathing
apparatus.
Hand protection:
Protective gloves in leather or nitrile rubber.
Eye protection:
Safety glasses with side protection.
Skin protection:
Clothing made mostly of cotton.
Industrial hygiene:
Do not drink, eat or smoke in the work place.
Considerations on disposal
Product waste:
Consult the manufacturer or the supplier for
information on recovery or recycling.
Soiled packaging:
Reuse or recycle after decontamination. Destroy in
authorised installations.
Warning
Disposal must be completed in compliance with
prevailing local and national regulations.
Regulations
Regulation (EU) No. 517/2014 of the European
Parliament and of the Council of 16 April 2014 on
fluorinated greenhouse gases and repealing
Regulation (EC) No. 842/2006.
Classified installations No. 1185.
1 Safety
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 9
1.4 Liabilities
1.4.1 Manufacturer's liability
Our products are manufactured in compliance with the
requirements of the various Directives applicable. They
are therefore delivered with the marking and any
documents necessary. In the interests of the quality of
our products, we strive constantly to improve them. We
therefore reserve the right to modify the specifications
given in this document.
Our liability as manufacturer may not be invoked in the
following cases:
Failure to abide by the instructions on installing and
maintaining the appliance.
Failure to abide by the instructions on using the
appliance.
Faulty or insufficient maintenance of the appliance.
1.4.2
Installer's liability
The installer is responsible for the installation and initial
commissioning of the appliance. The installer must
observe the following instructions:
Read and follow the instructions given in the manuals
provided with the appliance.
Install the appliance in compliance with prevailing
legislation and standards.
Carry out initial commissioning and any checks
necessary.
Explain the installation to the user.
If maintenance is necessary, warn the user of the
obligation to check the appliance and keep it in good
working order.
Give all the instruction manuals to the user.
1.4.3 User's liability
To guarantee optimum operation of the system, you
must abide by the following instructions:
Read and follow the instructions given in the manuals
provided with the appliance.
Call on a qualified professional to carry out installation
and initial commissioning.
Get your installer to explain your installation to you.
Have the required inspections and maintenance
carried out by a qualified installer.
Keep the instruction manuals in good condition close
to the appliance.
1 Safety
10 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
2 About this manual
2.1 General
This manual can also be found on our internet site.
2.2
Symbols used
2.2.1 Symbols used in the manual
This manual uses various danger levels to draw attention to special
instructions. We do this to improve user safety, to prevent problems and to
guarantee correct operation of the appliance.
Danger
Risk of dangerous situations that may result in serious personal
injury.
Danger of electric shock
Risk of electric shock.
Warning
Risk of dangerous situations that may result in minor personal
injury.
Caution
Risk of material damage.
Important
Please note: important information.
See
Reference to other manuals or pages in this manual.
2.2.2 Symbols used on the appliance
1 Alternating current.
2 Protective earthing.
3 Before installing and commissioning the appliance, carefully read
the instruction manuals provided.
4 Dispose of used products through an appropriate recovery and
recycling structure.
5 Caution: danger of electric shock, live parts. Disconnect the mains
power prior to carrying out any work.
2.3
Abbreviations
DHW: Domestic Hot Water
PPs: Low-flammability polypropylene
PCU: Primary Control Unit - PCB controller for heat pump operation
PSU: Parameter Storage Unit - Storage of parameters for the PCU and
SU PCBs
Fig.1
1 2
MW-2000068-1
1
2
3
4
5
2 About this manual
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 11
SCU: Secondary Control Unit - PCB for the DIEMATIC iSystem control
panel
SU: Safety Unit - Safety PCB
3WV: Three-way valve
EVU: Power supply company
AWHP : Outdoor module connected by connection cable to the indoor
module
MIT-2 : Indoor module fitted with a DIEMATIC iSystem control panel
HP: Heat pump
COP: Coefficient of performance
Flow temperature: Temperature of the water circulating in the radiators
or in the underfloor heating.
Room temperature: Temperature inside the house or in a room.
Room temperature set point: Temperature programmed in the control
system that must be reached by the heat pump.
2 About this manual
12 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
3 Technical specifications
3.1 Homologations
3.1.1 Certifications
This product complies with the requirements of the following European
Directives and Standards:
Low Voltage Directive 2014/35/EU. Reference standards: EN60335-1/
EN60335-2-40.
Electromagnetic Compatibility Directive 2014/30/EU. Generic standards:
EN 61000-6-3, EN 61000-6-1.
Apart from the legal regulations and guidelines, the additional guidelines
described in these instructions must also be followed.
Supplements or subsequent regulations and guidelines that are valid at
the time of installation shall apply to all regulations and guidelines
specified in this manual.
3.1.2 Ecodesign Directive
This product conforms to the requirements of European Directive
2009/125/EC on the ecodesign of energy-related products.
3.2 Technical data
3.2.1 Electrical power supply
230 V AC (+/- 10%) - 50 Hz
400 V AC (+ 6%, - 10%) - 50 Hz (depending on the models)
3.2.2 Heat pump
Conditions of use:
Limit operating temperatures in Heating mode:
Water: +18 °C/+60 °C
(AWHP 4.5 MR, AWHP 6 MR-3, AWHP 8 MR-2, AWHP 11 MR-2 ,
AWHP 11 TR-2, AWHP 16 MR-2 , AWHP 16 TR-2)
Water: +18 °C/+55 °C
(AWHP 22 TR–2, AWHP 27 TR–2)
Water: +18 °C/+60 °C
(AWHP 22 TR–2 R1.UK, AWHP 27 TR–2 R1.UK)
Outside air:
-15 °C/+35 °C
(AWHP 4.5 MR, AWHP 6 MR-3)
-20 °C/+35 °C
(AWHP 8 MR-2, AWHP 11 MR-2 , AWHP 11 TR-2, AWHP 16 MR-2 ,
AWHP 16 TR-2, AWHP 22 TR–2, AWHP 22 TR–2 R1.UK, AWHP 27
TR–2, AWHP 27 TR–2 R1.UK)
Limit operating temperatures in Cooling mode:
Water: +7 °C / +25 °C
Below 18 °C, the optional HK24 insulation kit must be used.
Outside air: -5°C/+46°C
Maximum operating pressure: 3 bar
3 Technical specifications
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 13
Performance in heating mode with outside air temperature
+7 °C and water temperature at the outlet +35 °C (according to
EN 14511-2)
Tab.2
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Heat output - A7/W35 kW 4.60 5.87 8.26 10.56
Heating COP - A7/W35 5.11 4.10 4.18 4.18
Absorbed electrical power- A7/ W35 kWe 0.90 1.43 1.98 2.53
Nominal amperage - A7/W35 A 4.07 6.57 8.99 11.81
Tab.3
AWHP AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Heat output - A7/W35 kW 10.56 14.19 14.19 21.70 24.4
Heating COP - A7/W35 4.18 4.22 4.15 3.96 3.90
Absorbed electrical power- A7/ W35 kWe 2.53 3.36 3.42 5.48 6.25
Nominal amperage - A7/W35 A 3.80 16.17 5.40 8.99 9.86
Performance in heating mode with outside air temperature
+2°C and leaving water temperature +35°C (according to EN
14511-2)
Tab.4
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Heat output - A2/W35 kW 3.28 3.87 5.93 10.19
Heating COP - A2/W35 3.73 3.26 3.12 3.20
Absorbed electrical power- A2/ W35 kWe 0.88 1.19 1.90 3.19
Nominal amperage - A2/W35 A 4.0 6.1 8.2 10.7
Tab.5
AWHP AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Heat output - A2/W35 kW 10.19 11.38 11.38 16.11 14.70
Heating COP - A2/W35 3.20 3.22 3.22 3.13 3.10
Absorbed electrical power- A2/ W35 kWe 3.19 3.53 3.53 5.14 4.70
Nominal amperage - A2/W35 A 6.2 14.6 8.4 12.7 11.8
Performance in cooling mode with outside air temperature
+35 °C and water temperature at the outlet +7 °C (according to
EN 14511-2)
Tab.6
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Cooling output kW 4.00 3.13 4.98 7.43
EER 2.73 3.14 2.7 3.34
Nominal refrigeration range kW 1.31–4.9 1.12-4.5 2.0-6.6 3.2-9.1
Absorbed electrical power kWe 1.47 1.0 1.85 2.22
3 Technical specifications
14 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
Tab.7
AWHP AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Cooling output kW 7.43 7.19 7.19 / /
EER 3.34 3.58 3.58 / /
Nominal refrigeration range kW 3.2-9.1 4.1-12.5 4.1-12.5 6.2-15.2 7.6-18.7
Absorbed electrical power kWe 2.22 2.01 2.01 / /
Performance in cooling mode with outside air temperature
+35°C and leaving water temperature +18°C (according to EN
14511-2)
Tab.8
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Cooling output kW 3.80 4.69 7.90 11.16
EER 4.28 4.09 3.99 4.68
Nominal refrigeration range kW 2.1–6.5 1.7-4.5 2.6-9.5 4.6-14
Absorbed electrical power kWe 0.89 1.15 2.0 2.35
Tab.9
AWHP AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Cooling output kW 11.16 14.46 14.46 17.65 22.2
EER 4.68 4.43 4.43 3.80 3.80
Nominal refrigeration range kW 4.6-14 5.8-16 5.8-16 9-22.4 11.2-28
Absorbed electrical power kWe 2.35 3.65 3.65 4.65 5.84
General values
Tab.10
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Standby output W 12 16.4 18 21.1
T.aux
(1)
% 1.33 1.17 0.93 0.83
LRcontmin
(2)
/ 0.397 0.49 0.53
CcpLRcontmin
(3)
/ 1.077 1.118 1.205
Acoustic pressure
(4)
.
dB(A) 41.7 41.7 43.2 43.4
Nominal water flow rate (ΔT = 5 K)
m
3
/h
0.80 1.04 1.47 1.88
Total dynamic head at nominal flow rate mbar 620 618 493 393
Nominal air flow rate
m
3
/h
2600 2100 3000 6000
Power voltage of the outdoor unit V 230 V ~ 230 V ~ 230 V ~ 230 V ~
Sound power, indoors (A7/W55) dB(A) 43.2 43.2 51.0 51.0
Sound power, outdoors (A7/
W55)
(5)
dB(A) 61 64.8 65.2 68.8
Refrigerant fluid R410A kg 1.4 1.3 3.2 4.6
Refrigerant fluid R410A kgCO2e
CO2
(6)
2922 2714 6680 9603
Refrigerant connection (Liquid/Gas) inch 1/4-1/2 1/4-1/2 3/8-5/8 3/8-5/8
3 Technical specifications
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 15
AWHP AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2 AWHP 11
MR-2
Max. pre-charged length m 7 10 10 10
Weight (empty) - Outdoor unit kg 54 42 75 118
(1) Proportion of electrical power from the auxiliaries out of the total electrical power
(2) Minimum load rate in continuous operation
(3) Performance correction coefficient for a load rate equal to LRcontmin
(4) at 5 m from the appliance, free field
(5) Test run in accordance with the NF EN 12102 standard, temperature conditions: Air 7 °C, Water 55 °C
(6) Kilograms of CO2 equivalent
Tab.11
AWHP AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Standby output W 21.1 21.1 21.1 21 21
T.aux
(1)
% 0.83 0.61 0.61 0.38 0.35
LRcontmin
(2)
0.53 0.43 0.43 0.44 0.44
CcpLRcontmin
(3)
1.205 1.18 1.18 1.03 1.03
Acoustic pressure
(4)
.
dB(A) 43.4 47.4 47.4 51.8 53
Nominal water flow rate (ΔT = 5 K)
m
3
/h
1.88 2.67 2.67 3.8 4.6
Total dynamic head at nominal flow rate mbar 393 213 213 - -
Nominal air flow rate
m
3
/h
6000 6000 6000 8400 8400
Power voltage of the outdoor unit V 400 V3~ 230 V ~ 400 V3~ 400 V3~ 400 V3~
Sound power, indoors (A7/W55) dB(A) 51.0 51.0 51.0 43.4 43.4
Sound power, outdoors (A7/
W55)
(5)
dB(A) 68.8 68.5 68.5 77 77
Refrigerant fluid R410A kg 4.6 4.6 4.6 7.1 7.7
Refrigerant fluid R410A kgCO2e
CO2
(6)
9603 9603 9603 14821 16074
Refrigerant connection (Liquid/Gas) inch 3/8-5/8 3/8-5/8 3/8-5/8
3/8-3/4
(7)
1/2-3/4
(7)
Max. pre-charged length m 10 10 10 20 20
Weight (empty) - Outdoor unit kg 118 130 130 135 141
(1) Proportion of electrical power from the auxiliaries out of the total electrical power
(2) Minimum load rate in continuous operation
(3) Performance correction coefficient for a load rate equal to LRcontmin
(4) at 5 m from the appliance, free field
(5) Test run in accordance with the NF EN 12102 standard, temperature conditions: Air 7 °C, Water 55 °C
(6) Kilograms of CO2 equivalent
(7) Warning: the refrigerant connection lengths are limited to 20 m with the 3/4"gas pipe
Important
The values in tonnes of CO
2
equivalent are calculated using the
following formula: quantity (in kg) of refrigerant fluid x GWP /
1000.
The Global-Warming Potential (GWP) of R410A gas is 2088.
Technical data - Medium-temperature heat pump space
heaters
Tab.12 Technical parameters for heat pump space heaters (parameters declared for medium-temperature application)
AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2
Air-to-water heat pump Yes Yes Yes
Water-to-water heat pump No No No
Brine-to-water heat pump No No No
Low-temperature heat pump No No No
Equipped with a supplementary heater Yes Yes Yes
3 Technical specifications
16 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
AWHP 4.5 MR AWHP 6 MR-3 AWHP 8 MR-2
Heat pump combination heater No No No
Rated heat output under average conditions
(1)
Prated
kW 4 4 6
Rated heat output under colder conditions
(1)
Prated
kW 5 4 6
Rated heat output under warmer conditions
(1)
Prated
kW 4 5 6
Declared capacity for heating for part load at an
indoor temperature of 20 °C and outdoor temper
ature
T
j
T
j
= -7 °C
Pdh
kW 3.8 3.5 5.6
T
j
= +2 °C
Pdh
kW 4.3 4.5 6.1
T
j
= +7 °C
Pdh
kW 4.5 4.8 6.4
T
j
= +12 °C
Pdh
kW 5.5 5.2 6.7
T
j
= bivalent temperature
Pdh
kW 3.9 3.6 5.6
T
j
= operation limit temperature
Pdh
kW 3.9 3.6 5.6
Bivalent temperature
T
biv
°C -10 -10 -10
Degradation coefficient
(2)
Cdh
1.0 1.0 1.0
Seasonal space heating energy efficiency under
average conditions
ƞ
s
% 134 137 136
Seasonal space heating energy efficiency under
colder conditions
ƞ
s
% 109 116 119
Seasonal space heating energy efficiency under
warmer conditions
ƞ
s
% 179 172 169
Declared coefficient of performance or primary
energy ratio for part load at an indoor tempera
ture of 20 °C and outdoor temperature
T
j
T
j
= -7 °C
COPd
- 1.64 1.89 1.95
T
j
= +2 °C
COPd
- 3.46 3.53 3.49
T
j
= +7 °C
COPd
- 4.96 4.74 4.57
T
j
= +12 °C
COPd
- 7.90 7.08 6.33
T
j
= bivalent temperature
COPd
- 1.20 1.52 1.63
T
j
= operation limit temperature
COPd
- 1.20 1.52 1.63
Operation limit temperature for air-to-water
heat pumps
TOL
°C -10 -10 -10
Heating water operating limit temperature
WTOL
°C 55 55 55
Electrical power consumption
Off mode
P
OFF
kW 0.009 0.009 0.009
Thermostat-off mode
P
TO
kW 0.049 0.049 0.049
Stand-by
P
SB
kW 0.012 0.013 0.013
Crankcase heater mode
P
CK
kW 0.000 0.055 0.055
Supplementary heater
Rated heat output
(2)
Psup
kW 0.0 0.0 0.0
Type of energy input Electricity Electricity Electricity
Other specifications
Capacity control Variable Variable Variable
Sound power level, indoors - outdoors
L
WA
dB (A) 53 - 61 53 - 65 53 - 65
Annual energy consumption under average
conditions
Q
HE
kWh
GJ
2353 2124 3316
Annual energy consumption under colder con
ditions
Q
HE
kWh
GJ
4483 3721 4621
Annual energy consumption under warmer
conditions
Q
HE
kWh
GJ
1249 1492 1904
(1) The rated heat output
Prated
is equal to the design load for heating
Pdesignh
, and the rated heat output of a supplementary heater
Psup
is equal to the supplementary capacity for heating
sup(Tj)
(2) If
Cdh
is not determined by measurement, the default degradation coefficient is
Cdh
= 0.9.
3 Technical specifications
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 17
Tab.13 Technical parameters for heat pump space heaters (parameters declared for medium-temperature application)
AWHP 11
MR-2
AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Air-to-water heat pump Yes Yes Yes Yes
Water-to-water heat pump No No No No
Brine-to-water heat pump No No No No
Low-temperature heat pump No No No No
Equipped with a supplementary heater Yes Yes Yes Yes
Heat pump combination heater No No No No
Rated heat output under average condi
tions
(1)
Prated
kW 6 8 7 14
Rated heat output under colder conditions
(1)
Prated
kW 4 7 5 15
Rated heat output under warmer conditions
(1)
Prated
kW 8 13 12 21
Declared capacity for heating for part load
at an indoor temperature of 20 °C and out
door temperature
T
j
T
j
= -7 °C
Pdh
kW 6.8 9.0 8.7 13.6
T
j
= +2 °C
Pdh
kW 8.2 11.9 13.6 20.2
T
j
= +7 °C
Pdh
kW 9.0 12.9 16.3 24.4
T
j
= +12 °C
Pdh
kW 10.1 15.4 18.6 32.3
T
j
= bivalent temperature
Pdh
kW 6.2 8.3 7.4 14.1
T
j
= operation limit temperature
Pdh
kW 6.2 8.3 7.4 14.1
Bivalent temperature
T
biv
°C -10 -10 -10 -10
Degradation coefficient
(2)
Cdh
1.0 1.0 1.0 1.0
Seasonal space heating energy efficiency
under average conditions
ƞ
s
% 132 130 125 125
Seasonal space heating energy efficiency
under colder conditions
ƞ
s
% 113 113 103 110
Seasonal space heating energy efficiency
under warmer conditions
ƞ
s
% 167 161 164 156
Declared coefficient of performance or pri
mary energy ratio for part load at an indoor
temperature of 20 °C and outdoor tempera
ture
T
j
T
j
= -7 °C
COPd
- 1.82 1.88 1.85 1.92
T
j
= +2 °C
COPd
- 3.43 3.33 3.12 3.05
T
j
= +7 °C
COPd
- 4.54 4.34 4.12 4.15
T
j
= +12 °C
COPd
- 6.24 5.82 5.64 5.99
T
j
= bivalent temperature
COPd
- 1.45 1.54 1.68 1.92
T
j
= operation limit temperature
COPd
- 1.45 1.54 1.68 1.92
Operation limit temperature for air-to-wa
ter heat pumps
TOL
°C -10 -10 -10 -10
Heating water operating limit temperature
WTOL
°C 55 55 55 55
Electrical power consumption
Off mode
P
OFF
kW 0.009 0.009 0.009 0.009
Thermostat-off mode
P
TO
kW 0.049 0.049 0.049 0.049
Stand-by
P
SB
kW 0.013 0.013 0.013 0.013
Crankcase heater mode
P
CK
kW 0.055 0.055 0.055 0.055
Supplementary heater
Rated heat output
(2)
Psup
kW 0.0 0.0 0.0 0.0
3 Technical specifications
18 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
AWHP 11
MR-2
AWHP 11
TR-2
AWHP 16
MR-2
AWHP 16
TR-2
AWHP 22
TR–2
AWHP 27
TR–2
Type of energy input Electricity Electricity Electricity Electricity
Other specifications
Capacity control Variable Variable Variable Variable
Sound power level, indoors - outdoors
L
WA
dB (A) 53 - 69 53 - 69 43 - 74 43 - 75
Annual energy consumption under aver
age conditions
Q
HE
kWh
GJ
3783 5184 4808 9156
Annual energy consumption under colder
conditions
Q
HE
kWh
GJ
3804 5684 4702 13152
Annual energy consumption under warm
er conditions
Q
HE
kWh
GJ
2580 4120 3837 6952
(1) The rated heat output
Prated
is equal to the design load for heating
Pdesignh
, and the rated heat output of a supplementary heater
Psup
is equal to the supplementary capacity for heating
sup(Tj)
(2) If
Cdh
is not determined by measurement, the default degradation coefficient is
Cdh
= 0.9.
3.2.3 Circulating pump
Important
The benchmark for the most efficient circulating pumps is EEI ≤
0.20.
3.2.4 Sensor specifications
Tab.14 Outside sensor
Temperature in
°C
-20 -16 -12 -8 -4 0 4 8 12 16 20 24
Resistance in Ω 2392 2088 1811 1562 1342 1149 984 842 720 616 528 454
Tab.15 Domestic hot water sensor/Flow sensor
Temperature in
°C
0 10 20 25 30 40 50 60 70 80 90
Resistance in Ω 32014 19691 12474 10000 8080 5372 3661 2535 1794 1290 941
3 Technical specifications
7629848 - v05 - 28082018 AWHP-2 MIT-IN-2 iSystem 19
4 Description of the product
4.1 General description
The AWHP-2 MIT-IN-2 iSystem heat pump is composed of two elements:
The outdoor module handles energy production in heating or cooling
mode.
The indoor module is equipped with a specific control system which is
used to adjust the temperature of the heating water to the needs of the
home.
Both units are connected by means of refrigeration (R410A fluid) and
electrical connections.
The system offers the following advantages:
The heating circuit is housed in the insulated volume within the home.
There is no danger of the pipes freezing.
Thanks to the DC inverter system, the heat pump modulates its output
to adapt to the needs of the home.
4.2
Control panel description
4.2.1 Description of the keys
Fig.2
A000867-B
bar
STD
0 2 4 6 8 10 12 14 16 18 22 2420
b
AUTO
g
A
B
C
D
E
F
A Temperature setting key (heating, DHW, swimming
pool)
B Operating mode selection key
C DHW override key
D Key to access the parameters reserved for the
installer
E Keys on which the function varies as and when
selections are made
F Rotary setting button:
Turn the rotary button to scroll through the menus
or modify a value
Press the rotary button to access the selected
menu or confirm a value modification
For more information, see
Functions of the keys, page 21
4 Description of the product
20 AWHP-2 MIT-IN-2 iSystem 7629848 - v05 - 28082018
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De Dietrich AWHP-2 MIT-IN-2 iSystem User guide

Category
Heat pumps
Type
User guide

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