iNSTallaTiON
power supply
www.stiebel-eltron.com
HSBB 200 S (GB) |
11
The terminal box of the appliance is located behind the front casing
(see chapter "Installation / Removing / fitting the front casing").
D
00000
70
88
1
f
f
Route all power cables and sensor leads into the appliance
through the cable entry.
f
f
Connect the power cables and sensor leads as detailed
below.
Install cables with the following cross-sections in accordance with
the respective fuse rating:
mCB/fuse
rating
assignment
Cable cross-section
B 16 A
Electric emergency/
booster heater
(DHC)
2.5 mm²
1.5 mm² when routing a multi-core
cable on a wall or in an electrical con-
duit on a wall
B 16 A
Control unit
1.5 mm²
12.1 Electric emergency/booster heater and control
voltage
appliance
function
Effect of the electric emergency/booster
heater
Mono energetic
operation
If the heat pump undershoots the dual mode point, the
electric emergency/booster heater safeguards both the
heating operation and the delivery of high DHW temper-
atures.
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.
Electrical connection
D
00000
56
87
6
XD02
Electric emergency/booster heater (DHC)
Connected
load
Cable
cross-section
Terminal assignment
3.0 kW
2.5 mm²
PE
N
L
6.2 kW
2.5 mm²
PE
N
L
2.5 mm²
PE
N
L
f
f
Connect the electrical emergency/booster heater cables to
deliver the required rating as detailed in the table.
Control voltage
!
Material losses
f
f
Only connect energy efficient circulation pumps ap-
proved by us to the pump connections.
XD01.2
Heat pump enable signal
EVU
Enable signal
