Idiomas disponibles
Idiomas disponibles
INSTALLATIoN
electrical connection
The terminal box of the appliance is located behind the front casing
(see chapter "Preparations / Transport and handling / Removing/
fitting the front casing").
1 Cable entry plugs
f Cut the 4 cable entry plugs only as much as required for the
cable diameter in order to minimise the exchange of air.
f Route all power supply cables and sensor leads into the ap-
pliance through the cable entry from the left or right. From
the left, route the cables behind the terminal box to the
right-hand side. Lay the lines on the right-hand side through
the empty conduits and cable entry plugs.
f Connect the power cables and sensor leads as detailed
below.
Install cables with the following cross-sections in accordance with
the respective fuse protection:
Fuse protec-
Assignment
tion
B 16 A
Electric emergency/
booster heater
(DHC)
Three-phase
B 16 A
Electric emergency/
booster heater
(DHC)
Single phase
B 16 A
Control unit
38
| HSBC 180 Plus | HSBC 180 S Plus
Cable cross-section
2.5 mm²
1.5 mm² with only two live wires, rout-
ing according to applicable regulations
2.5 mm²
1.5 mm² when routing a multi-core
cable on a wall or in an electrical con-
duit on a wall
1.5 mm²
12.1 Electric emergency/booster heater and control
voltage
Appliance
effect of the electric emergency/booster
function
heater
Mono energetic
If the dual mode point is undershot, the electric emergen-
operation
cy/booster heater safeguards both the heating operation
and the provision of high DHW temperatures.
Emergency mode
Should the heat pump suffer a fault that prevents its con-
tinued operation, the heating output will be covered by
the electric emergency/booster heater.
HSBC 180 Plus: Electrical connection three-phase
1
Xd02
electric emergency/booster heater (dHC)
Connected load
2,9 kW
5,9 kW
8,8 kW
f Connect the electrical emergency/booster heater with the
desired rating as detailed in the table.
Terminal assignment
PE
N
L1
PE
N
L2
L1
PE
N
L3
L2
L1
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