Electrical Connection; Important; Electrical Diagram - Ariston MGz I Installation Et Mode D'emploi

installation
WARNING
Before performing any work on the module,
fi rst disconnect it from the electrical power
supply using the external switch.

Electrical connection

For increased safety, ask a qualifi ed technician to carry
out a careful inspection of the electrical system. The
manufacturer shall not be held responsible for any
damage caused by a lack of earthing in the system
or by faults in the electricity supply.
Make sure that the system is able to withstand the
maximum power absorbed by the module (this is
indicated on the appliance data plate).
Make sure that the cross section of the wires is
suitable and is no less than 1.5 mm
must be connected to an effi cient earthing system
if it is to operate correctly.
The power supply cable of the module is not fi tted
with a plug.
The power supply cable must be connected to a

Electrical diagram

ZONE 1
CONTACT
ZONE 2
CONTACT
CLIP-IN P.C.B.
CONTROLLING TWO ZONES
230 V-50 Hz network, where the L-N poles and
the earth connection are all respected.

Important!

Connection to the electricity mains supply must
be performed using a fi xed connection (not with a
mobile plug) and a bipolar switch with a minimum
contact opening of 3 mm must be fi tted. If the
power supply cable needs to be replaced, contact
a qualifi ed technician. The use of multiplugs,
extension leads or adaptors is strictly prohibited. It
2
. The appliance
is strictly forbidden to use the piping from the water
and heating systems for the appliance earthing
connection.
The zone module is not protected against the
effects caused by lightning.
BOILER P.C.B.
REMOTE CONTROL
ZONE 1 CIRCULATION
PUMP
ZONE 2 CIRCULATION
PUMP
L
N
TERMINAL BOARD MODULE
ZONE 1 CIRCULATION
PUMP CONTROL
B B
M
G-V
B B
M
B
ZONE 2
M
CIRCULATION
G-V
PUMP
G-V G-V CONTROL
G-V
G-V
G-V
GB
H05 V2V2-F
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