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Manual - Solar hot water systems
50
EN
L
P
L
N
E
S
L
L
N
E
hot
wa
te
r
central
heatin
g
L
*
N
E
N
L
3
NE
4
L
NE
7
6
69
N
fo
r other r
o
om
therm
o
s
tats
s
e
e manual
EN
L
3
4
5
6
7
8
9
10
C1 C2
Kol 1
S
P 1
SP 2
SP 3
E
rtra
g
Kol 2
E
N
L
E
N
L
E
N
L
E
N
L
2
1
E
N
L
1 2
1 2
1 2
1 2
1 2
1 2
1 2
EN
L
A
B
C
SP 1
SP 2
ABC
D
3N
E
D
B
A
C
A
D
7
10
L
N
E
L
N
E
blac
k
E
blac
k
1
2
3
EN
10
L
4
EN
9
L
4
Earth
B
lue
B
row
n
G
rey
O
range
Earth
B
lue
B
row
n
G
rey
O
range
Ho
t W
a
te
r 2 Po
rt
Valv
e
3 amp f
u
sed supply
230 V~
Cen
tral Heat
in
g
2 Po
rt
Valv
e
Centr
a
l Heating P
rogr
ammer
Heating Pump
(if not in boiler
)
230 V~
Collector Pump
additional term
inal s
trip
LE
G/BYP
T
C
O co
ll
e
ct
o
r
p
um
p
EP
additional term
inal s
trip
auroST
O
R
cy
linder
Coll.
NT
C auroST
O
R
TC
O
a
n
d
c
y
l. therm
o
s
tat
VRS 560 so
lar co
n
tro
l
230 V~
10-w
ay
w
ir
ing box
additional terminal strip
Kol 1-P
K
ol 2-P / ZP
to 10-
w
ay
w
iring box
.
NO
T
s
epar
a
te f
u
s
e
d
s
pur
230 V~
additional term
inal s
trip
LP
/UV
1
230 V~
Room t
h
ermost
at
Vaillant VRT
30
230 V~
Boiler T
e
rminal Strip
230V~
gain
sensor
Wiring scheme 5
- eBUS-incapable boiler, third-party manufacturer
- Wiring via standard wiring box
- Solar circuit control via VRS 560
- Solar cylinder reheating control via a device
from a third-party manufacturer (DHW timer)
- Heating circuit control via programmer
Fig. 5.37 Wiring scheme 5
5 Installation