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Les langues disponibles
Les langues disponibles
Electrical hookup
WARNING
Carry out the electrical connections after having completed all the hydraulic con-
nections. Before performing any work on the boiler, first disconnect it from the
electrical power supply using the external bipolar switch.
To access the kit's terminal board, proceed
as follows:
- remove the module's front panel,
- remove the control unit cover by loosen-
ing the two front screws (b),
- connect the BridgNet® BUS connector
and check the polarity of the connection:
T with T, B with B.
Low voltage terminal board
Internal heat pump unit
MOD. BUS
ANODE
TA 1
GND A+ B-
+24V
Low voltage terminal board
Hybrid internal unit
RS 485
ANODE
TA 1
1+ 2-
+24V
BUS
IN
TA 2
SE
TNK
B T
AUX 1
BUS
IN
TA 2
SE
TNK
B T
AUX 1
Kit BUS terminal board
S1
S2
S3
AUX1
A1
Kit BUS terminal board
AUX1
S1
S2
S3
A1
b
S4
BUS BUS
B
T B
T
S4
BUS BUS
B
T B
T
EN - 33
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