ATREA DUPLEX RA5 - 2.3 Mandatory Accessories; 2.4 Optional Accessories; 2.41 Integrated Heating or Cooling Coils; 2.42 Other Accessories

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2.3 Mandatory accessories
With this type of the unit it is necessary to install a room temperature sensor in your premises to facilitate its cooling and heating
function. The following can be used as this sensor:
• A sensor integrated in a CP Touch controller
• External temperature sensor ADS ABB
2.4 Optional accessories
Air heating or cooling coils can be connected to the unit. In addition, electric pre-heaters or integrated shut-off dampers can be
used with RA5 and RK5 units. For designing your unit including accessories use ATREA’s own selection software.
Integrated heating or cooling coils
Modification T.3
An integrated hot water coil for heating supply air, always configured for a particular type of the
unit.
Modification E
An integrated electric heater for heating supply air, always configured for a particular type of the
unit. Its power is specified in the table of technical parameters.
Modification CHW
An integrated cold water coil for cooling supply air, always configured for a particular type of the
unit. An option to select between a 3-row or 5-row type.
Modification CHF
An integrated refrigerant coil for cooling or heating supply air, always configured for a particular
type of the unit.
External, duct air pre-heaters
EPO-V An electric duct heater for pre-heating air; its type is specific for the type of the unit.
Other accessories
CP Touch controllers A wall-mounted touch-screen controller for comprehensive control.
RA5/RK5 zone damper
Intended for closing the bottom air outlets of 200×50floor channels.
Only for RA5 and RK5 units and for installation in 628×476 or 832×476mm plenums. .
FG09 outdoor unit
An outdoor air conditioner for heating and cooling, a suitable unit as specified in chapter 2.43.
A CIM module must also be specified to provide power control.
FG14 outdoor unit
An outdoor air conditioner for heating and cooling, a suitable unit as specified in chapter 2.43.
A CIM module must also be specified to provide power control.
FG18 outdoor unit
An outdoor air conditioner for heating and cooling, a suitable unit as specified in chapter 2.43.
A CIM module must also be specified to provide power control.
Selecting a suitable air conditioner for DUPLEX R5 units
DUPLEX R5 unit type
RB5
RA5
RK5
Recirculated air flow rate
[m
3
/h]
˂ 600
˂ 600
˂ 1000
Suitable air conditioner
Unit type
[-]
FG09
FG14
FG18
Refrigerant type
R32
R410A
R410A
CHF evaporator in
DUPLEX unit
Dimensions for fluid
[mm]
6.1
6.1
6.1
Dimensions for gas
10.1
12.1
12.1
Register type
[-]
CHF RB3
CHF RA3
CHF RK3
Evaporator type
[-]
1
2
2
Number of rows
[-]
3R
3R
3R