Daikin EKEXVA400 handleiding
Handleiding
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11 About the system
Installation and operation manual
10
EKEACBVE + EKEXVA50~500
Option kit for combination of Daikin outdoor units with field-
supplied air handling units
4P724517-1 – 2023.06
i Nut (M16)
j O-ring (Ø16mm)
k Stopper for unused cable opening
l Insulation rubber for thermistors
m Cable tie
n Hanger bracket
o Screw for hanger bracket
p R1T: Thermistor (suction air)
q R2T: Thermistor (liquid pipe)
r R3T: Thermistor (gas pipe)
s R4T: Thermistor (discharge air)
10.2 Expansion valve kit
10.2.1 To remove the accessories from the
expansion valve kit
Make sure that all accessories are available in the expansion valve
kit.
a
1×
b
1×
(ID Ø9.5 mm) (ID Ø15.9 mm)
a Transition pipe (inside diameter 9.5mm)
b Transition pipe (inside diameter 15.9mm)
You only need to use a transition pipe for certain expansion valve
kits in case of R410A. See "Refrigerant piping diameter"[422].
11 About the system
WARNING: MILDLY FLAMMABLE MATERIAL
The R32 refrigerant (if applicable) in this unit is mildly
flammable. Refer to the outdoor unit specifications for
the type of refrigerant to be used.
11.1 System layout
WARNING
In case of R32 refrigerant, the installation MUST comply
with the requirements that apply to this R32 equipment.
For more information, see:
▪ "2.1 Instructions for equipment using R32
refrigerant"[47]
▪ "12Special requirements for R32 units"[417]
INFORMATION
The following figure is an example and may NOT
completely match your system layout
EKEA
Contr.
AHU
BRC
O/U
EKEXVA
a
b
a Gas piping (field supply)
b Liquid piping (field supply)
AHU Air handling unit (field supply)
BRC Wired remote controller
Contr. Controller (field supply)
EKEA Control box
EKEXVA Expansion valve kit
O/U Outdoor unit
11.1.1 Pair AHU layout
In a pair AHU layout, there is one air handling unit, one or more
expansion valve kits, and one or more outdoor units. There are 3
possible pair AHU layouts.
Pair AHU layout 1
One air handling unit, one expansion valve kit, and one outdoor unit.
O/U EKEA + EKEXVA
AHU
AHU HEX
AHU Air handling unit
AHU HEX Heat exchanger of the air handling unit
EKEA Control box
EKEXVA Expansion valve kit
O/U Outdoor unit
Pair AHU layout 2
One air handling unit with an interlaced heat exchanger, two or three
expansion valve kits, and one outdoor unit system (meaning one or
more outdoor units that are connected to the same refrigerant
circuit).
Note: In case of interlaced heat exchangers, the number of field
wires can be reduced by using a master-slave configuration. See
"11.9Master-slave configuration"[415].
O/U system EKEA + EKEXVA
AHU
AHU HEX
EKEA + EKEXVA AHU HEX
EKEA + EKEXVA AHU HEX
AHU Air handling unit
AHU HEX Heat exchanger of the air handling unit
EKEA Control box
EKEXVA Expansion valve kit
O/U system Outdoor unit system
Pair AHU layout 3
One air handling unit with an interlaced heat exchanger, two or more
expansion valve kits, each individually connected to separate
outdoor units. There is no refrigerant connection between the
outdoor units.
Bekijk gratis de handleiding van Daikin EKEXVA400, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | EKEXVA400 |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 5715 MB |
