1 2 3 4 5
230V~50Hz
MAINS SUPPLY
LOAD
L
E
N
Heater
Neutral
Off Peak
Load
Earth
Link or
Bridge
Wire
3
5. Connection Diagram
Connect the cables to the terminal block which are marked as follows;
• 230V 50Hz mains – Single element immersion heaters only.
230V 50Hz Mains Supply
Live Supply (Brown or Red) to
terminal 1
Neutral Supply (Blue or Black) to
terminal 2
Earth (Green/Yellow) to
Load
Switch Live, Off peak load (Brown or Red) to
terminal 5
Heater Neutral (Blue or Black) to
terminal 3
Earth (Green/Yellow) to
Note: a link or bridge will need to be fitted between
terminal 4
and
terminal 5
if you wish to use the Boost button
(single element immersion heaters only).
