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3.6 Electrical installation
Fixed electric fittings should be used for in-
stallation in new homes or when changing an
existing electrical setup in accordance with
regulations. A mains cable with plug for wall
socket can be used when replacing the prod-
uct without changing the electrical setup. Any
fixed electric fittings must be installed by an
authorised electrician. The relevant standards
and regulations must be followed.
3.6.1 Electrical components
Component
Safety thermostat
Work thermostat
Heating element
Mains cable with plug
Internal wires
3.6.2 Electrical connections in the junction box
A) Blue wire (R) – Neutral – connected to
point '1' on the lower safety thermostat.
B) Brown wire (S) – Live – connected to point
3.6.4 Fitting instructions
!
The product should be filled with water before the power is switched on.
Fixed electric fittings should be used for installation in new homes or when changing an
!
existing electrical setup in accordance with regulations. A mains cable with plug for wall
socket can be used when replacing the product without changing the electrical setup.
!
The mains cable should withstand 90°C. A strain reliever must be fitted.
The product must have a clearance for servicing of 40 cm in front of the cover / 10 cm
!
over the mixer valve.
In case of damage to the mains cable and plug, it should be replaced with a specially
!
adapted mains cable from the manufacturer.
3.6.5 Fitting recommendation
The mains cable supplied should be used with fixed electric fittings by removing the plug for
-
the wall socket. (Heat-resistant)
Mains cable for wall socket/wall box should be hidden under one of the channels in the bot-
-
tom of the product.
For products with ≤ 2kW capacity, a > 10A fuse / > 1.5# wire should be used*.
For products with ≤ 3kW capacity, a > 15A fuse / > 2.5# wire should be used*.
-
For products with ≤ 4.5kW capacity, the power supply should be specified according to NEK 400*.
10
Note
98°C thermal cut-out
60-90°C adjustable
1-phase 230 V
Heat-resistant
Heat-resistant
WARNING
!
!
CAUTION
RECOMMENDATION
'3' on the lower safety thermostat.
C) Yellow wire with green stripe
connected to the terminal for the heating
element in the lower panel (hexagonal
brass)
D) Internal wires from the element to the
thermostat are connected to point '3' on
the safety thermostat and point '2' on the
operating thermostat. See illustration.
!
Constant voltage present at terminals R and S.
Before any electrical work is done, the power
supply must be disconnected and secured
against activation while the work is in progress.
3.6.3 Torque settings
Component
5/4" heating element
Thermostat screws
Screw on the element head 2 Nm (+/- 0.1)
– Earth –
WARNING
Torque
60 Nm (+/- 5)
2 Nm (+/- 0.1)
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