Immergas 3.015350 Instructions And Warnings page 52

Wiring diagram with several zones.
Using the K1 relay as the ''Main zone control''
and contacts 40 and 41 on the boiler for addi-
tional room thermostats, it is possible to connect
several zones according to requirements. The
RELAYS K1, K2 RELAYS K1, K2
and K3 CAN BE and K3 CAN BE
CONFIGURED CONFIGURED
RELAY BOARD RELAY BOARD
230 Vac 50 230 Vac 50
Hz power Hz power
supply supply
INTEGRATED P.C.B. INTEGRATED P.C.B.
Fig. 6-3
Wiring diagram with heating phase
active.
The boiler is set up for the management of any
external pump, the pump is powered in concom-
RELAY BOARD RELAY BOARD
230 Vac 50 230 Vac 50
Hz power Hz power
supply supply
INTEGRATED P.C.B. INTEGRATED P.C.B.
Fig. 6-4
Comando Amico Remoto remote control always
controls the main zone (zone 1), whereas the
relative zone valve is always and only managed
by the K1 relay. Relays 2 and 3 can be used for
one of the functions indicated in the previous
V2
relative tables.
Very low Very low
safety safety
voltage voltage
Remove jumper X40 if it is in Remove jumper X40 if it is in
the boiler the boiler
itance with the heating request phase.
All the relays can be configured as an active
central heating phase. The diagram represents
the connection on relay 2. In the event this relay
Very low Very low
safety safety
voltage voltage
The
must be set with On/Off operation, while the
room thermostats require zone valves with end
run contact. The contact must be closed with
valve open hydraulically.
is used, it is necessary to jump pins 57 and 58 of
connector X25 positioned on the relay board.
In addition, the possible connection to relay 1
and relay 3 is represented.
RELAYS K1, K2 and K3 CAN ALL BE RELAYS K1, K2 and K3 CAN ALL BE
CONFIGURED AS ACTIVE CENTRAL CONFIGURED AS ACTIVE CENTRAL
HEATING MODE HEATING MODE
THE DIAGRAM REPRESENTS THE THE DIAGRAM REPRESENTS THE
CONNECTION ON RELAY K2 CONNECTION ON RELAY K2
IF RELAY K2 IS USED AS ACTIVE IF RELAY K2 IS USED AS ACTIVE
CENTRAL HEATING MODE, PIN CENTRAL HEATING MODE, PIN
57 AND 58 OF CONNECTOR X 57 AND 58 OF CONNECTOR X
25 POSITIONED ON THE RELAY 25 POSITIONED ON THE RELAY
BOARD MUST BE JUMPED. BOARD MUST BE JUMPED.
ELECTRICAL CONNECTIONS ELECTRICAL CONNECTIONS
OF THE ACTIVE CENTRAL OF THE ACTIVE CENTRAL
HEATING MODE VIA RELAY K1 HEATING MODE VIA RELAY K1
AND K3 AND K3
52
Comando Amico Remoto remote control
V2
THIS CONFIGURATION REQUIRES THIS CONFIGURATION REQUIRES
EACH ZONE VALVE TO HAVE A EACH ZONE VALVE TO HAVE A
LIMIT SWITCH CONTACT LIMIT SWITCH CONTACT
THE CONTACT MUST BE CLOSED THE CONTACT MUST BE CLOSED
WITH A HYDRAULICALLY OPENED WITH A HYDRAULICALLY OPENED
VALVE. VALVE.
THE CAR MUST BE SET WITH THE CAR MUST BE SET WITH
ON/OFF OPERATION ON/OFF OPERATION
Line Line
Neutral Neutral