Daikin EKHVMYD50ABV1 [5/64] Ntroduction

Daikin EKHVMYD50ABV1 [5/64] Ntroduction
EKHVMRD50+80ABV1 + EKHVMYD50+80ABV1
Daikin Altherma indoor unit
4P404420-1 – 2015.04
Installation manual
3
3. INTRODUCTION
3.1. General information
This installation manual concerns Daikin Altherma air to water
inverter heat pump units of the Daikin EKHVMRD and EKHVMYD
series.
These units are intended for indoor installation and aimed for
apartment or other multi user buildings.
The unit is designed for floor standing heating operation. The
EKHVMYD units can also perform cooling operation. The heat taken
from the indoors' during cooling operation can be stored in the
domestic hot water tank (=heat recovery operation).
EKHVMRD units can only perform heating operation.
EKHVMRD units have heating capacity ranges of 5.6 kW and 9 kW.
EKHVMYD units have heating capacity ranges of 5.6 kW and 9 kW
and cooling capacities of 5 kW and 8 kW.
The indoor units are designed to work in heating and cooling mode at
indoor ambient temperatures from 5°C to 30°C.
During heating operation, the unit can heat up the water to
temperatures of 25°C to 80°C.
During cooling operation (only for EKHVMYD) the unit can cool down
the water to temperatures of 5°C to 20°C.
3.2. Combination and options
The EKHVMRD and EKHVMYD units can only be combined with an
outdoor EMRQ unit.
During heating operation, the unit can be combined with space
heating radiators (field supply), fan coil units (option or field supply) or
floor heating (field supply).
During cooling operation, the unit can be combined with fan coils
(option or field supply).
The remote controller with room thermostat functionality is standard
supplied with this unit to control your installation.
Domestic hot water tank (option)
An optional EKHTS* or EKHWP* domestic hot water tank can be
connected to the indoor unit. The EKHTS* domestic hot water tank is
available in two different water capacities: 200 and 260 litre, the
EKHWP* domestic hot water tank is available in two different water
capacities: 300 and 500 litre.
Refer to the domestic hot water tank installation manual for further
details.
Heat pump convector (option)
An optional FWXV convector for cooling or heating operation can be
connected to this indoor unit.
Refer to the heat pump convector installation manual for further
details.
Remote controller (option)
An optional secondary EKRUAHT remote controller (with room
thermostat functionality) can be connected to the indoor unit.
Purpose is to provide the possibility to install the standard remote
controller near the unit (for service reasons), and install another
remote controller in another place (e.g. living room) to operate your
installation.
Refer to "Installation and connection of the remote controller" on
page 31 for further details.
Room thermostat (option)
An optional room thermostat EKRTR or EKRTW can be connected to
the indoor unit.
Refer to the room thermostat installation manual for further details.
Heater kit (option)
An optional EKBUH heater kit can be combined with the indoor unit.
Purpose is to provide an additional heating capacity during cold
outdoor temperatures. The heater kit has a heating capacity of 6 kW,
and available for both 1-phase and 3-phase power supply
specifications. When using this heater kit, installation of the optional
demand PCB is required as well.
Refer to the heater kit installation manual for further details.
Digital I/O PCB (option)
An optional EKRP1HBAA digital I/O PCB can be connected to the
indoor unit and be used to remotely monitor your system. This
address card offers 2 voltage free outputs and 1 high voltage
(230 V AC) output.
Refer to the operation manual of the indoor unit and to the digital I/O
PCB installation manual for more information.
Refer to the wiring diagram or connection diagram for connecting this
PCB to the unit.
Demand PCB (option)
An optional EKRP1AHTA demand PCB can be connected to the
indoor unit. This PCB is needed when the optional heater kit EKBUH
or Daikin room thermostat EKRTR or EKRTW is installed or when
multiple set point control is used, and provides the communication
with the indoor unit.
Refer to the demand PCB installation manual for further details.
Refer to the wiring diagram or connection diagram for connecting this
PCB to the unit.
Individual billing system (field supply)
The Daikin Altherma system uses a common outdoor unit for the
different indoor units. Depending of local regulations, the customer is
free to choose the allocation method of the common electrical power
consumption costs of the outdoor unit.
Daikin advises an allocation method based on the measurements of
consumed heat of each indoor unit. In other words, the outdoor unit
energy input is allocated according the indoor unit energy output. An
individual billing system calculation tool is available on demand.
Contact your local dealer.
Refer to "6. Design of the water circuit" on page 11 for further details.
Cooling output (field supply) (only for EKHVMYD)
This is a 230 V AC output (maximum 0.3 A) which is on during
cooling operation. This can be used to connect a valve which shuts
off radiators to avoid sweat during cooling operation. Refer to
"6.4. Application examples for reversible units" on page 15.
If this option is installed it is not possible to use the remote
controller thermostat function.
1 Heat pump capacity
2 Required heating capacity (site dependent)
3 Additional heating capacity provided by the heater kit
T
A
Ambient (outdoor) temperature
P
H
Heating capacity
T
A
2
1
P
H
3

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