10
RESET
RE
SET
M2
1
2
3
4
THERM-O-DISC
1
2
R
S
Electrical connection, diagram
3.6.3 Torque settings
!
WARNING
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.
Component
Torque
1” heating element
60 Nm (+/- 5)
Thermostat screws
2 Nm (+/- 0.1)
Screw on the element head
2 Nm (+/- 0.1)
A) Blue wire (R) – Neutral – connected to
point ‘1’ on the safety thermostat.
B) Brown wire (S) – Live – connected to point
‘3’ on the safety thermostat.
C) Yellow wire with green stripe
– Earth –
connected to the terminal for the heating
element (hexagonal brass)
D) Internal wires from the element to the
thermostat are connected to point ‘4’ on
the safety thermostat and point ‘2’ on the
operating thermostat. See illustration.
3.6 Electrical installation
3.6.1 Electrical components
Component
Note
Safety thermostat 30 l.
85°C thermal cut-out
Safety thermostat 50-120 l. 98°C thermal cut-out
Work thermostat 30 l.
40-70°C adjustable
Work thermostat 50-120 l.
60-90°C adjustable
Heating element
1-phase 230 V
Mains cable with plug
Heat-resistant
Internal wires
Heat-resistant
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.
3.6.2 Electrical connections in the junction box
