Riello AARIA MULTI 250 P, Инструкции по установке и техническому обслуживанию

Страница: 30 / 40

30
INSTALLATION
2.12 Electrical connection
AARIA MULTI R32 It leaves the factory completely wired, and only
requires a connection to the electrical power grid, the installa-
tion of a padlockable disconnecting switch, and a connection to
the indoor unit.
9
The unit must be powered with a separate electric circuit.
1 Electric connection input
1
ON
OFF
— position the system's main switch in the "OFF" position.
9
Wait 10 minutes before touching the device electric compo-
nents.
9
Check with a tester that the voltage between the pow-
er supply connectors of the main electronic board is lower
than 10 Vdc.
To access the terminal board:
MODEL 250
1 Terminal board cover panel
1
MODEL 355 - 370 - 475 - 485
1 Terminal board panel and pipes cover panel
1
1
— unscrew the fastening screw
— push down the connection covering panel
—
remove the connection covering panel
MODEL 250
1 Connection terminal board with indoor unit
2 Power supply connection terminal board
3 Wire retainer
4 Earth screw
1 1
3
2
4
MODEL 355 - 370 - 475 - 485
1 Signal panel
2 Terminal board for centralized control (accessory)
3 Wire retainer
4 Power supply connection terminal board
5 Connection terminal board with indoor unit
A
1
2
3
4
5
D E
B C
C1 C2
1 2 3 1 2 3 1 2 3
1 2 3 1 2 3
L
N
— remove the wire retainer
— make electrical connections according to the diagrams be-
low