Riello 40 G20D Instrucciones De Instalación, Uso Y Mantenimiento página 21
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3.4 ELECTRICAL WIRING
WARNING: DO NOT EXCHANGE THE NEUTRAL WITH THE PHASE
WARNING
230V ~ 50Hz
L
Boilers's
7 pin plug
1
Burners's
7 pole socket
Yellow/
green
1
2
C
A D
A = Brown
3397
N
Switch with fuse
6A max.
h
Hour counter
(230V - 0.5A max.), if required
N T1 T2 S3 B4
C
D
A
E
N
L
3
4
5
6
C
D
Capacitor
B = White
C = Blue
NOTE:
2
– Wires of 1 mm
section.
– The electrical wiring carried out by the installer must be in
compliance with the rules in force in the Country.
For connection to boilers without a 7 pin plug, see page 7.
nd
Connect 2
stage thermostat between clamps T6 and T8
removing the bridge.
Remote lock-out lamp
7
8
9
11
B
M
A
~
Motor
D = Black
E = Grey
6
GB
T
Regulating thermostat
Limit thermostat
T
with manual resetting
T
thermostat
B5 T6 T7 T8
4 pin plug
4 pole socket
Terminal block of
12
control-box 530SE
C
Electronic start
delaying device
D
nd
2
stage
*
4
5
6
3
2
1
D5822
