Heat Pump, Split System, Single Service, 3 phase
16
Maintenance
Document
1394-1
2.3.3 Hydraulic Unit Connection Diagram
* If the control device does not provide a potential-free contact, the contact must be relayed to create equivalent
wiring. In all cases, please refer to the instruction manuals for the external components (load limiting device,
power meters) to create the wiring.
** If several fault inputs are required, they are to be wired in series (they must be of the normally-open type).