- (HU01 - 14) -
Hydraulic unit / Split DHW integrated
H
Y
D
R
A
U
L
IC U
N
IT
WG
0
5
0
-16
0
D
G
H
Y
D
R
A
U
L
IC U
N
IT
WG
0
5
0
-16
0
D
G
EXTERNAL CONNECTION DIAGRAM
5-22
MODEL
: WG
A050DG
, WG
A100DG
, WG
G140DG
EX1
EX2
EX3
X60
X86
L
X84
X11
2
1
3
M B9
B2 M B1 3 2 1
1
2 1
3
2
B2
M
B1
Outdoor
sensor
Room
thermostat**
Room
thermostat**
Remote
control**
Wireless
remote
control**
Power shedding or EJP
(peak day removal)
Tariffs,
peak times/off-peak
times, day / night
External fault
External component
contact*
(faults, load
shedder, power meter)
or
or
* If the control device does not provide a potential-free contact, the contact must be relayed to create equivalent wiring.
In all cases, please refer to the instruction manuals for the external components (load shedder, power meters) to create
the wiring.
** Option The connection of terminal 3 of the remote control is not mandatory. (lighting of the room control unit)
Regulation of wire size and circuit breaker differs from each locality, please refer in accordance with the regional standard.
1 2 3
4
5
6
L N
L
N
Outdoor unit single phase
Hydraulic unit
Electricity supply
230 V single phase
Electrical back-up
supply 230 V
single phase
External component
contact *
Red
Blue
Brown
Green / yellow
Interconnection
between the outdoor unit
and the hydraulic unit
Circuit breaker 1
Circuit breaker 2
230 V
L N L N
2
4
LN
DHW Electricity
supply 230 V
Circuit breaker 3
WSY model only