11
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
mains power supply
Such connection must be
performed by a technician /
service shop authorized for such
operations.
Caution! ELECTRIC SHOCK
HAZARD!
-
Before opening the unit: switch
off the voltage and secure the
unit against accidental restart.
-
Observe installation instructions.
Improper cable connections may
damage the regulator!
It is mandatory to assure a
backup power generator of
corresponding rated power! (see
11.3)
The device may be damaged if
struck by a lightning. Make sure
it is unplugged during the storms.
Diagram 6. Wiring diagram of connection of internal devices / sensors to the burner
STB
NC contact
KSD
30180DEG0
Photosensor
FAN
Heater
blue
brown
brown
brown
Sensor Buffer bottom
Sensor Buffer top
Sensor DHW
Temperature sensor in
the water jacket of the boiler
NPBC V3M -2
OD
Inputs
Group 1
RT
Room thermostat
PS
Photo sensor
RB
Temperature sensor at the top of the buffer
B
Boiler temperaure sensor
Group 2
WH
Water heater
PT
Tempearture sensor at the bottom of the buffer
OD
Sensor reverse burning
Outputs
FM
Fan main
FSG
Fan smoke gases
SF
Screw fuel
PH
Pump heating
PWH
Pump water heater
IGN
Igniter
