Sime C Series - Page 91

91
SM
MASTER
SC
RVA
43.222
SE
SLAVE 1
SC
RVA
43.222
SLAVE 2
SC
RVA
43.222
P1 P2
P3
SI
SR
TMIN
BP
TA1
TAn
RL1
RLn
VZ1
VZn
PI
PB
BOLLITORE
(separato)
SB
RLPB
LPB BUS
Il collegamento elettrico va eseguito
all'interno del pannello comandi
della caldaia.
Per i dettagli consultare lo schema
elettrico della caldaia
Per le pompe vedere i morsetti di appoggio in caldaia
VZn
RLn
TAn
VZ1
RL1
TA1
N
L
SC
A6
MD
MB
M
DB
B9
B10/70/4
B3 B2
H1
SE
F1 Q1 Q3/y3 L
N
N
L
ALBATROS RVA43.222
P1
E1 K5 F5 K4 F4
Verso comandi accensione
I° e II° stadio bruciatore
vedere schema elettrico caldaia
SB
SM
CRL1
CRLn
SC
A6
MD
MB
M
DB
B9
B10/70/4
B3 B2
H1
F1 Q1 Q3/y3 L
N
N
L
ALBATROS RVA43.222
P2
E1 K5 F5 K4 F4
Verso comandi accensione
I° e II° stadio bruciatore
vedere schema elettrico caldaia
SR
SC
A6
MD
MB
M
DB
B9
B10/70/4
B3 B2
H1
F1 Q1 Q3/y3 L
N
N
L
ALBATROS RVA43.222
P3
E1 K5 F5 K4 F4
Verso comandi accensione
I° e II° stadio bruciatore
vedere schema elettrico caldaia
–+
–+
–+
LPB BUS Non invertire la polarità della connessione
PI
C
2
1
TMIN
PB
RLPB
C
NO
NC
MASTER
SLAVE 1 SLAVE 2
3.6.1 SYSTEM I5 - cascade operation of 2/3 boilers with external hot water tank and zone valves
Hydraulic circuit
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)
PI
1-2-3 Boiler pumps
SC Boiler delivery probe (QAZ21)
VZ
1-n Zone valves
TA
1-n Room thermostats
RLPB Hot water tank pump relay
RL
1-n Dual contact zone relays
TMIN Minimum cascade return thermostat
BP Bypass
PI System pump
Wiring diagram LEGEND
SM Cascade delivery probe (QAD21)
SE Outdoor temperature probe (QAC31)
SB Hot water tank probe (QAZ21)
PB Hot water tank pump
SR Cascade return probe (QAD21)
P
1-2-3 Boiler pumps
SC Boiler delivery probe (QAZ21)
VZ
1-n Zone valves
TA
1-n Room thermostats
RLPB Hot water tank pump relay
RL
1-n Dual contact zone relays
TMIN Minimum cascade return thermostat
CRL
1-n Clean zone contacts
PI System pump
Wiring must be performed inside the boi-
ler’s control panel. For details please refer
to the boiler’s wiring diagram.
Do not invert connection polarity
For pumps, refer to supporting terminals on the boiler
Toward burner stage 1 and 2 ignition
commands Refer to boiler wiring
diagram.
Toward burner stage 1 and 2 ignition
commands Refer to boiler wiring
diagram.
Toward burner stage 1 and 2 ignition
commands Refer to boiler wiring
diagram.
hot water tank
(separate)