19
Double power supply :
* Remove the jumpers between XS1 and XS2
XS1 : Line at low cost
XS2 : Line at constant power supply
5 - ELECTRICAL CONNECTIONS
XC2
XC2
BT3 outside air temperature probe( ductable unit)
SA1 remote ON-OFF
SA2 remote summer - winter (open = summer)
SA3 remote second set
SA4 domestic hot water request
EDS compressor disabling
HL1 unit shut-down signal
HL2 unit operating signal
*
MAX 10 mmq AWG 24 - 8
MAX 4 mmq AWG 24 - 12
BT3
SA1
SA2SA3SA4EDS