- (HU01 - 13) -
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
MODEL
: WGYK160DG9
Ou/
Or
Ou/
Or
3
2
1
3
2
1
C.C
2a
1a
1b
2b
EX1 EX2 EX3
L
N
1
2
3
4
5
L
N
COM
L
L
N
X10
X11
X12
X13
X14
X15
X30
X50
X70
X75
X80
X82
X83
X84
X86
X100
X60
3
2
1
M
BK BN BU
RP ECS
L
N
L
N
230V
CN21
FUSE 250V/3.15A
FUSE 250V/6.3A
Connections to the heat
pump regulator
(accessories and options)
RD1
RD2
BU2
BU1
BK1
BK2
CAPILLAIRE
GN/Y
E
1
2
3
4
5
6
L1
L2
L3
COMMUN
1/L1
2/T1
3/L2
4/T2
WH
BN
RD
BK
BU
BU
WH
Connection to
terminal block
Electrical
Back-up
Resistance
Safety
thermostat
Solid state
relay
Power shedding or EJP
Ta
riff
s,
da
y /
ni
gh
t
Ex
ter
na
l fa
ult
Connection to
terminal block
External component
contact
sensor
Initial
sensor
Start/stop
switch