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Idiomas disponibles
Idiomas disponibles
3
-- Electrical installation, set-up
Only qualified electricians may carry out the electrical install-
ation.
The heating installation must be decommissioned before
work is carried out on it.
3.1
Selecting the lines
▶
Do not use flexible ducts for power supply cables.
▶
Do not use sheathed cables for power supply cables.
Line cross-section
eBUS line (fine-wire, flexible,
made of copper)
eBUS line (single-wire, made
of copper)
Sensor cable (fine-wire, flex-
ible, made of copper)
Sensor cable (single-wire,
made of copper)
Line length
Sensor lines
Bus lines
3.2
Connecting a system control to the
ventilation unit
1.
Connect the system control to the ventilation unit as de-
scribed in the installation instructions for the ventilation
unit.
Condition: Ventilation unit connected to the eBUS without VR 32, Ventila-
tion unit without eBUS heat generator
▶
Connect the eBUS line to the eBUS terminals in the sys-
tem control's wall base.
▶
Connect the eBUS line to the eBUS terminals on the
ventilation unit.
Condition: Ventilation unit connected to the eBUS with VR 32, Ventilation
unit with up to two eBUS heat generators
▶
Connect the eBUS line to the eBUS terminals in the sys-
tem control's wall base.
▶
Connect the eBUS line to the eBUS of the heat gener-
ator.
▶
Set the address switch for the VR 32 in the ventilation
unit to position 3.
Condition: Ventilation unit connected to the eBUS with VR 32, Ventilation
unit with more than two eBUS heat generators
▶
Connect the eBUS line to the eBUS terminals in the sys-
tem control's wall base.
▶
Connect the eBUS line to the common eBUS on the heat
generator.
▶
Determine the highest possible position on the address
switches of the VR 32 for the connected heat generator.
▶
Set the address switch of the VR 32 in the ventilation unit
to the second highest position.
18
0.75 ... 1.5 mm²
1.0 ... 1.5 mm²
0.75 ... 1.5 mm²
1.0 ... 1.5 mm²
≤ 50 m
≤ 125 m
Operating and installation instructions sensoCOMFORT 0020287900_01
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