N1 - N2 - N3 eco : A1005170 - 664Y7700 • B
en
16
EN
FR
NL
ES
IT
DE
PL
RU
INSTALLATION
ELECTRICAL CONNECTION
T2
S3
T1
N
L1
B4
T2
S3
T1
N
L1
B4
2
M
N
PE
230 V ~ 50HZ
L1
t
1
3
1.
Room thermostat
2.
System heating pump
3.
Bridge (to be removed before installing
the room thermostat)