HDB controller
Units where the controller is installed
The voltage rating of the units is 230V – 50Hz.
The HDB electric panel is used only for hydronic units.
Satellite and 42N electric panel
For normal installation (CCN bus connection, power supply, remote
controls...) ONLY the first cover must be removed by loosening
the corresponding screw and pressing the two clips at the electric
Satellite and 42N main connections
After removing cover 1 the following connections can be reached:
GB - 2
2
For connection of the two remote controls, IR remote control and
CRC2 wire control, refer to the relevant Installation manuals.
panel's sides.
For other operations, make sure power supply is disconnected
before handling the electric components inside the electric panel.
(mod. 42DW...DB, 42DWE..DB, 42DW...DBV and 42DWE..DBV) and Fan Coil mod. 42N
1 - 230 – 1 – 50/60Hz power supply and valves
2 - Connection to CRC 2-way remote control.
3 - Window contact, Presence detecting contact
1