- (HU01 - 08) -
Hydraulic unit / Single phase
H
YD
R
A
U
LI
C U
N
IT
WS
A
05
0-
10
0D
D
6
H
YD
R
A
U
LI
C U
N
IT
WS
A
05
0-
10
0D
D
6
WIRING DIAGRAM
52
WIRING DIAGRAM
5-12
MODEL
: WS
A050DD6, WS
A100DD6
C.C
0/I
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
Ou/ Or
Ou/ Or
B2
M
B1
3
2
1
M
BK BN BU
RP ECS
L
N
L
N
230V
RP1
RP2
RD1
RD2
BU2
BU1
WH
1
WH2
A1 A2
B1 B2
Connections to the heat
pump regulator
(a
cc
es
so
rie
s
an
d
op
tio
ns
)
Connection to
terminal block
Connection to
terminal block
C
on
de
ns
at
io
n
sensor
Return sensor
Initial sensor
External component contact
Safety
thermostat
Electrical
Back-up Resistance
Power shedding or EJP
Ta
riff
s,
da
y /
ni
gh
t
Ex
ter
na
l fa
ult
Start/stop
switch
Timed fuse
3,15
A
- 250V
