FLOOR STANDING WATER BOILERS
MOD. SIMPLEX
n.1460080EN 07-2009
9
5 WIRING DIAGRAM
N
Neutral
NO
Programming time neutral
L
Phase
LO
Programming time phase
TA
Environment Thermostat (optional)
CO
Programming time contact
F
Fuse
TM
Anti condensation low point thermostat
CR
Heating circulating pump
IL
Switch on/off
BR
Burner
IEI
Summer-winter switch
NBR
Burner neutral
TSR
Safety thermostat manual reset
LBR
Burner phase
TRC
Regulation thermostat
