Technical data

42 Instructions on commissioning, maintenance, and troubleshooting for auroSTOR 0020111119_02
Connection wiring diagram 2 (Y plan hydraulics only
with an
eBUS-compatible Vaillant wall-hung boiler.)
230 V grid
Vaillant Control Centre
CH
DHW
BUS
DHW
NTC
CYL.
21+-NPE onNPE L offonNPE on
DO NOT
USE
M
PE
Blue
Brown or white
Grey
Orange
VRS 560
KOL 1-P
KOL 2-P / ZP
NPE L
230 V grid
NPE L
LEG / Byp
NPE L
EP
12
LP/UV 1
NPE LNPE L
C1 C2
12 12
Kol 1
SP 1
12
SP 2
12
SP 3
12
Ertrag
12
Kol 2
12
PE
TCO solar circuit
2
1
LNPE
Solar pump
PE
3A
N
L
and TCO
C2
Cylinder thermostat
2 2
NTC SP2
2
BUS
Vaillant ecoTEC
+
-
BUS
Vaillant
dual-channel
eBUS controller
+
-
2
PE 3A
N
L
Cylinder
2
Solar yield
Yield
2
Kol 1
1
Fig. 6.18 Connection wiring diagram 2
6 Installation