Technical information

13
Heaters type 5-6
LF
LL
LB
RST
TR
J16
IGN2 EF PA
EA2
SE
NA
COM
J4
J17
J8
ALIMENTAZIONE ELETTRICA
TRIFASE 400V 50Hz 3N
NC
IGN1
EA1
ION
J11
J14
J2
J7
VM
RSTR
TA
L3NL1L2
IMT
J10
J9 J12
J1
J13 J18
MS
J15
CNT
F
J6 J5
F2
F1
II°
SF
I°
RT
FAN
SND
LM
EVG2-I° EVG1-I°
EVG2-II° EVG1-II°
KEY:
SND Temperature control probe
TR Regulatory control thermostat(auto reset)
LM LIMIT thermostat(manual reset)
EVG1-I° Gas solenoid valve 1
EVG2-I° Gas solenoid valve 2
EVG1-II° Gas solenoid min 1. (two stage)
EVG2-II° Gas solenoid min2(two stage)
FAN Centrifugal fan
F1-F2 Control fuse
LF Green working light
LL High temperature indication
LB Lockout indication
RST Lockout reset
EF Flue venter
PA Differential pressure switch
IGN1 Ignition transformer 1
IGN2 Ignition transformer 2
EA1 Ignition electrode 1
EA2 Ignition electrode 2
ION Ionisation probe
SE Control panel
RT Relay fan motor
CNT Contactor fan motor
F Line fuses
IMT (*) Fused isolator
MS (*) Fire switch
RSTR (*) Remote reset
TA (*) Room thermostat
VM (*) Fan switch
SF (**) Second stage gas valve connection
(*) External to heater customer supply.
(**) Two stage only, External wiring customer
supply.