Samsung AM160FNBDEH Installation Manual page 29

Connecting power and communication cable
Overall system configuration
DVM Hydro unit / Hydro unit HT use 220~240 V or three phase, 380~415 V(DVM Hydro unit HT)
Distribution board Outdoor unit
ELCB
or
ELCB +
ELB
Earth
Do not divide communication cable multiple times from one indoor/DVM Hydro unit / Hydro unit HT to another.
It may cause communication error.
CAUTION
Do not divide power cable multiple times from one Hydro unit HT to another. DVM Hydro unit HT can get a
damage.
28
3 Phase 1 Phase
ELCB ELCB
or or
ELCB + ELCB +
ELB ELB
DVM Hydro
unit / Hydro
unit HT
Exclusive
wired remote
controller
Indoor unit
Communication cable
Wired remote Wired remote
controller controller
Earth
Wired remote
controller