2 | INSTALLATION
18
2.11 Wiring diagram
MODELLO 18000-2
2.12 Electrical connection
BREVA EX
It leaves the factory completely wired, and only requires a
connection to the electrical power grid, the installation of a padlockable
disconnecting switch, and a connection to the indoor unit.
The unit must be powered with a separate electric circuit.
1
Electric connection input
- position the system's main switch in the "OFF" position.
Wait 10 minutes before touching the device electric components.
Check with a tester that the voltage between the power supply
connectors of the main electronic board is lower than 10 Vdc.
To access the terminal board:
MODELLO 18000-2
1
Connections cover
- unscrew the fastening screw
- push down the connection covering panel
- remove the connection covering panel
