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Idiomas disponibles
Idiomas disponibles
3.7. 1
SYSTEM I7 - 2/3 boiler cascade with external hot water tank and 3 zones controlled by a mixer valve, pump and floor system
Hydraulic circuit
LPB BUS
SE
SC
RVA
43.222
MASTER
P1
LEGEND
SM
Cascade delivery probe (QAD21)
SE
Outdoor temperature probe (QAC31)
SB
Hot water tank probe (QAZ21)
SI
Hydraulic separator
SR
Cascade return probe (QAD21)
Wiring diagram
Wiring must be performed inside the
Il collegamento elettrico va eseguito
all'interno del pannello comandi
boiler's control panel. For details plea-
della caldaia. Per i dettagli consultare
se refer to the boiler's wiring diagram.
lo schema elettrico della caldaia
ZONA 3
N
L
SC
MASTER
N
L
Per le pompe vedere i morsetti di appoggio in caldaia
For pumps, refer to suporting terminals on the boiler
LEGEND
SM
Cascade delivery probe (QAD21)
SE
Outdoor temperature probe (QAC31)
SB
Hot water tank probe (QAZ21)
SR
Cascade return probe (QAD21)
94
SC
RVA
RVA
43.222
43.222
SLAVE 2
SLAVE 1
P2
PI
1-2-3
BP
UA
1-2-3
PZ
1-2-3
TMAX Overheating thermostat
UA1
SZ
–
+
–
+
ALBATROS RVA46.531
TMAX
VM
PZ3
SE
SM
SB
–
+
ALBATROS RVA43.222
PB
P1
Verso comandi accensione
Toward burner stage 1 and 2 igni-
I° e II° stadio bruciatore
tion commands Refer to boiler
vedere schema elettrico caldaia
wiring diagram.
PI
PB
UA
PZ
TMAX Overheating thermostat
* For information on RVA46.531 unit
* Per la centralina RVA46.531
refer to the product's manual
vedere il relativo manuale di prodotto
PB
SM
SC
SI
P3
hot water tank
BOLLITORE
SR
(separate)
(separato)
Boiler pumps
Bypass
Zone room unit (QAA70)
Zone pumps
UA2
–
+
–
+
ALBATROS RVA46.531
ZONA 2
PZ2
N
L
LPB BUS
SC
SR
–
+
ALBATROS RVA43.222
SLAVE 1
P2
N
L
Verso comandi accensione
Toward burner stage 1 and 2 igni-
I° e II° stadio bruciatore
tion commands Refer to boiler
vedere schema elettrico caldaia
wiring diagram.
Boiler pumps
1-2-3
Hot water tank pump
Zone room unit (QAA70)
1-2-3
Zone pumps
1-2-3
UA1
UA2
*
*
RVA
RVA
46.531
46.531
VM
VM
PZ1
PZ2
SZ
SB
SC
Boiler delivery probe (QAZ21)
SZ
Zone Boiler (QAD21/QAZ21)
VM
Three-way mixer valve
IP
Floor system
PB
Hot water tank pum
UA3
SZ
–
+
–
ALBATROS RVA46.531
ZONA 1
PZ1
VM
N
L
Do not invert connection polarity
Non invertire la polarità della connessione
SC
ALBATROS RVA43.222
SLAVE 2
P3
N
L
Toward burner stage 1 and 2 igni-
Verso comandi accensione
I° e II° stadio bruciatore
tion commands Refer to boiler
vedere schema elettrico caldaia
wiring diagram.
SC
Boiler delivery probe (QAZ21)
SZ
Zone probe (QAD21/QAZ21)
VM
Three-way mixer valve
PB
Hot water tank pump
UA3
*
RVA
46.531
PZ3
TMAX
SZ
IP
+
–
+
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