67
6.
El
ectric Connecting Diagr
ams
A
B
C
D
E
F
2
L'
3
L
'
4
N
5
N
6
L
7
L
1
3
L
'
1
4
N
1
5
N
'
16
lwc
o
17
lwc
o
19
R
L
20
N
23
S
1
0
24
S
1
1
25
G
ND
P
1
2
4
110V - 120V
LWCO
L
N
PE
L
PE
N
sup
pl
y
vo
lt
a
g
e
1
1
0
-1
2
0
V/6
0
H
z
internal
external
*w
ir
e
b
ri
d
g
e
connecting terminal
*w
ire
b
ri
d
g
e
*w
ire
b
ri
d
g
e
S
1
1
GND
S
1
0
changeover unit
M
PE
L
N
PE
suction turbine
110V - 120V
-M12.1
X1
0
0
X1
0
2
X1
0
4
X1
0
3
X1
0
1
4
3
2
1
12V
GND
Lon+
Lon-
2
1
2
3
1
2
L
N
L
ON
con
n
.
EDV Nr.:012001
4
3
2
1
L
L
external heat demand
Boiler Condense Protection
not used
0-10V heat demand
not used
potential free contact
ZSP 4630-SO
-XE
1
N
'
P
E
PE
P
E
P
E
P
E
low voltage 230 VAC
low voltage 110V - 120V/60Hz
extra low voltage 12V
22
21
42
41
-X2
emergency heating off switch
M
PE
L
L
R
L
N
PE
changeover unit
-M9.1
motor
21
E
H
2
2
E
H
8
CP
18
L
L
12
L
*...optional/accessories
P
E
9
N
10
N
11
* Optional ZSP
c
on
n
.
di
a
gram
exte
rna
l/1.2A
-XE
8
ext
e
rna
l
h
e
at
d
e
man
d
co
n
n
.
di
a
gram
e
x
te
rna
l/1.2A
-X
E
9
ext
e
rna
l
h
e
at
d
e
man
d
L
e
xtra
pcb
co
nn
.
di
a
gra
m
e
xt
e
rn
a
l/1
.2
B
-XE
10
L
T
ra
n
sf
e
r/
b
o
ile
r
ci
rcu
it
pu
mp
co
nn
.
di
a
gra
m
e
xt
e
rn
a
l/
1
.2
C
-XE
1
1
N
T
ran
sfer
/
b
o
ile
r
ci
rcu
it
pu
mp
no
t
u
se
d
n
o
t
u
se
d
X
10
3
-XE
-XE
6.2 BioWIN XL connection diagram
094894/00
INFORMATION
Two separate cables are needed to connect the changeover unit.
– For the limit switches, a 12 V DC cable: min. 3 x AWG 17 (no ground). We recommend using a shielded
cable if the cable is longer than 16.4 ft / 5 m
– For the motor, a 110–230 V AC cable: 4 x AWG 15