68
IT
ES
GB
CALDAIA 1
CALDAIA 2
CALDAIA 3
CALDAIA 4
DEWY EQUIPE 120/P200/P160
DEWY EQUIPE 180/P300/P260
DEWY EQUIPE 240/P400/P360
KEY
L
Line
N
Neutral
TS
Safety thermostat 100°C
PA
Water pressure switch
C
RVA 47 regulator
R1
536 Ohm resistance (1)
R2
562 Ohm resistance (1)
R3
604 Ohm resistance (1)
R4
649 Ohm resistance (1)
(1) Resistances are supplied in RVA 47
sequence/cascade kit code
8096301/08.
NOTE: To connect other accessories to the
RVA 47 regulator (system pump, outdoor
temperature probe, cascade supply probe,
etc.) see the manual supplied with specific
kit code 8096301/08.
Fig. 7/b
2.8.1
Electrical sequence/cascade and safety kit connection (fig. 7/b)
SECTION
BOILER 1
BOILER 2
BOILER 3
BOILER 4
R4
R3
R2
R4
R3
R2
DEWY EQUIPE 300/P500/P460
DEWY EQUIPE 360/P600/P560
“DEWY EQUIPE P500 - 600 BOX”
“DEWY EQUIPE P200 - 300 - 400 BOX”
SECTION
BOILER 1
BOILER 2
BOILER 3
BOILER 1
BOILER 2
BOILER 3