Technical information

WIRING DIAGRAM
Type 1÷4
Type 5÷7
G Three-phase fan motor
RTV Fan motor thermal cut-out
LV Line contactor
CV Function switch HEAT / STOP / VENT
LX Burner thermal safety stop relay
MG Main terminal strip
LM LIMIT thermostat (100°C)
FA Double thermostat FAN (25/35°C)
BC Neutral bus
FL Line fuses
F Auxiliary fuses
*TA Room thermostat
*IMT Differential switch
* External to the heater, to be installed by the user.
ALIMENTAZIONE
ELETTRICA GENERALE
230V 50HZ 3N
IMT
N
FL
MG
L
LMFA
ALIMENTAZIONE
BRUCIATORE
230V 50HZ 3N
TA
1 2 3 4 5 6
G
S
R
V
CV
TA
S
R
V
LM
MG
1 2
ALIMENTAZIONE ELETTRICA
BRUCIATORE
TRIFASE 400V 50HZ 3N
R
LINEA TERMOSTATICA
FA
3 4 5 6 S T N
11
LX
ALIMENTAZIONE ELETTRICA
GENERALE
TRIFASE 400V 50HZ 3N
N
BC
12
FL
IMT
FL
L1
FL
L2
L3
FL F
CV
RTV
G
LV
MG
21
LM FA
3 4 T
ALIMENTAZIONE ELETTRICA
BRUCIATORE
MONOFASE 230V 50HZ
5 6 SR
TA
N
11 12
GENERAL
ELECTRIC SUPPLY
230V 50HZ
GENERAL
ELECTRIC SUPPLY
230V 50HZ
BURNER 1-PHASE
ELECTRIC SUPPLY
230V 50HZ
BURNER 3-PHASE
ELECTRIC SUPPLY
400V 50HZ 3N
GENERAL 3-PHASE
ELECTRIC SUPPLY
400V 50HZ 3N
9
Burner activation line
All Parts available from
www.sparesgiant.com
01772 329 565