Connection of the thermostat must be carried
out as shown below.
Heating element
Max. load 16 Amp.
As the devireg
terminal, the earthing screen of the heating cable must be
connected to the earth from the supply via the earthing
terminal in the surface mounted box or the recessed metal
box which ever is used.
540/550 is not equipped with an earth
™
Mains supply
180-250 V
50/60 Hz
Network
connection
devireg
NTC sensor
550 ONLY
™
7