Riello Hi, Comfort T300 Guía De Uso página 18

For connect the Hi, Comfort T300 to the wall proceed as follows:
- separate the two half shells by
levering with a screwdriver,
- with the lower half shell, mark the
fixing points on the wall using a
spirit level,
- adjust the position through the
slots on the back,
- drill the wall (holes ø 6 mm) and
insert the dowels and screws
supplied with the kit and fix the
lower shell,
- passes the quadripolar cable
through the central hole on the
lower shell. It is advisable to use
conductors with a wire section
from 0.5 to 1.0 mm
- connect the quadripolar cable to
the connector of the Hi, Comfort T300 respecting the polarities,
- apply the front shell,
- make the connections to the 4-pole connector located under the
boiler bracket.
b
For the connection of the BUS 485 it is suggested to use the
shielded cable in case of passing of the signal near other
electrical conductors or mains voltage conductors (230V).
4 pole connector
- A B +
ELECTRICAL CONNECTION
,
2
+ - A B
BUS 485
For further electrical con-
nection diagrams regarding
heat pumps refer to the
complete manual downloa-
dable in dowload, see info
at page. 16.
The recommended length
Connections by
the installer
for the connection betwe-
en T300 and the boiler/
heat pump is ≤30 m.
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