Electrical Wiring Diagrams - Unigas RG515 Manual Of Installation - Use - Maintenance

ELECTRICAL WIRING DIAGRAMS

WIRING DIAGRAMS - Complete key
CMF Operation manual switch
0) stop - 1) high flame - 2) low flame - 3) automatic
CO Time counter (optional)
EVG Light oil solenoid valve
EVG1/2 Light oil solenoid valves
FR Photoresistor
FU Fuses
FU1.0 Burner line fuse
FU1.1 Oil pump line fuses
FU1.2 Auxiliary fuse
IG Main switch
IL Auxiliary line switch
KA2.2 Auxiliary relay
KA3.2 Auxiliary relay
KM1.8 Fan motor contactor
KM1.9 Oil pump motor contactor
KM2.6 Fan motor contactor (line)
KM2.6D Fan motor contactor (delta)
KM2.7S Fan motor contactor (star)
KM2.8 Pump motor contactor
KT2.7 Star/delta delayed relay
LAF Burner in high flame signalling lamp
LB Flame lockout signalling lamp
LBF Burner in low flame signalling lamp
LEVG EVG opening signalling lamp
LS Burner stand-by signalling lamp
LT Thermal cutout intervention signalling lamp
LTA Ignition transformer signalling lamp
MP Pump motor
MV Fan motor
PA Air pressure switch
PS Control box reset pushbutton
Pt100 Pt100 temperature probe
SD-0/4÷20mA Probe connection with signal 0÷20mA / 4÷20mA
SD-0÷10V Probe connection with signal 0÷10V
SD-PRESS. Pressure probe
SD-TEMP. Temperature probe
SIEMENS LAL2.25 SIEMENS control box
SIEMENS RWF40 ** SIEMENS modulator
SQM/STM/SQL Air damper actuator
ST Thermostats or pressure switches serie
TA Ignition transformer
TAB High-low flame thermostat (if fitted remove the connection between terminals 6 and 7 on terminal block MA)
TC Thermocoupling connection
TP Pump motor thermal cutout
TV Fan motor thermal cutout
* The modulator includes a limit switch (terminals Q13 and Q14), it stops the burner if the work parameter overcomes set differential.
ATTENTION:
1 - Electric supply 230/400V 50Hz 3N a.c.
2 - Don't reverse phase and neutral
3 - Make sure that the burner is properly hearted
Wiring diagram 07-475 - Burners progressive - RG91 - RG92 - RG93
Wiring diagram 07-479 - Burners fully modulating - RG91 - RG92 - RG93
Wiring diagram 11-272 - Burners progressive - RG510 - RG515 - RG520
Wiring diagram 11-293 - Burners fully modulating - RG510 - RG515 - RG520
Wiring diagram 11- 344 - Burners progressive - RG525
Wiring diagram 11- 356 - Burners fully modulating - RG525
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