Riello P 300 P/G Instrucciones De Instalación, Uso Y Mantenimiento página 64

D2574
(1): for two stages progressive version
(2): for modulating version
NOTE
- Check the lock-out by darkening the photo-cell after re-
moval of the cover.
Attention: high voltage.
Key to layout
BP Pressure probe
BT Temperature probe
I1 Burner manual stop switch
MB Burner terminal block
S Remote lock-out signal
TL Load limit remote control
TR High-low mode load control system
TS Safety load control system
a-d Red
b-c White
5482
ELECTRICAL WIRING TO THE TERMINAL BOARD
DIRECT START UP
(carried out by the installer)
system
(1)
A
B
8
GB
(1)
230V 400V
A gG/gL 63
2
mm 6
50
4
(2)
D2575