Riello PRESS 140 T/N ECO Installation, Use And Maintenance Instructions page 51

3.3 ELECTRICAL CONNECTIONS TO THE BURNER TERMINAL STRIP
IN Optional manual on-off switch
MB Burner terminal strip
H Remote lock-out signal
PS Reset push - button
SA High temperature oil alarm
NOTE:
• Check the lock-out by darkening the photocell after removal of the cover.
ATTENTION HIGH VOLTAGE.
• This model leaves the factory for operation with 400V power supply.
If the supply is 230V change the motor and the tank connection (from the star to delta) and the calibration of
the thermal relay.
• NOTE
In systems where the lenghs of wiring connecting the thermostat exceed 20 metres in length, or in places
where the burner is subject to particularly disturbing electromagnetic interference (over 10 v/m), you must in-
sert the relay-interface kit item number 3010386.
2915839
TL Limit remote control
TS Safety remote control
T2 Thermostat for 2
T3 Thermostat for 3
7
GB
(to be made by the installer)
D2621
230V 400V
A Ampere T 25 T 25
B Ampere T10 T 6
C Ampere T 50 T 35
D sq.mm 10 6
E sq.mm 1.5 1.5
F sq.mm 2.5 2.5
nd
stage
rd
stage