Specifications

Connection of the thermostat must be carried
out as shown below.
Mains supply
180-250 V
50/60 Hz
Heating element
Max. load 16 Amp.
Network
connection
devireg
550 ONLY
NTC sensor
7
As the devireg
540/550 is not equipped with an earth
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.