ELECTRIC CONNECTIONS
M
L
N
T C
T m f
S B
N
P S
L 1 L 2 L 3
T m f 1
READ THE GENERAL STANDARDS ON PAGE 3 CAREFULLY
- NEUTRAL TO EARTH: in the case of power supply mains with NEUTRAL CONNECTED TO EARTH connect
the mains power supply NEUTRAL to the appliance NEUTRAL.
- INSULATED NEUTRAL: in the case of mains power supply with INSULATED NEUTRAL it is necessary to use
an insulation transformer.Connect a terminal of the insulation transformer secondary to the appliance EARTH and
NEUTRAL.Now connect the other terminal of the transformer secondary to the appliance LINE.
- PHASE-PHASE: in the case of PHASE-PHASE mains power supply, it is necessary to use an insulation transfor-
mer.Connect a terminal of the insulation transformer secondary to the appliance EARTH and NEUTRAL.
Now connect the other terminal of the transformer secondary to the appliance LINE.
KEY
L Line
N Neutral
L1 Three phase line
L2 Three phase line
L3 Three phase line
Tmf Flame thermostat mod.
Tmf1 Mod. 2nd-3rd flame.
SB Block indicator (at a distance)
PS Release button (at a distance)