Samsung AC RN DKG Series Installation Manual page 20

Installation Procedure
4 Reassemble the electrical component box cover,
carefully tightening the screw.
1 phase
1(L)
2(N)
Outdoor
Unit
1(L) 2(N)
Indoor Power Main power cable
3 phase
1(L)
2(N)
Outdoor
Unit
1(L) 2(N) L1(R)
Indoor 3 Phase 4 Wires power cable
Power (AC 380V)
20
English
Indoor Unit
F2
F1
L
N
Cable
Cable
Tie
clamp
Communication cable
Indoor Unit
F2
F1
L2(S) L3(T) N
Cable
Cable
Tie
clamp
Communication
cable
Indoor power supply
Power supply Max/Min(V)
±10%
220 to 240V, 50 Hz
Communication cable
0.75 mm², 2 wires
AC power: M4 screw
9.8 12.6
M3.5
M4
Power supply cords of parts of appliances for
outdoor use shall not be lighter than polychloroprene
sheathed flexible cord. (Code designation IEC:60245
IEC 57 / CENELEC: H05RN-F or IEC:60245 IEC 66 /
CENELEC: H07RN-F)
Since it has the external power supply, refer to the
outdoor unit installation manual for MAIN POWER.
CAUTION
When installing the indoor unit in a computer
room or network room, use the double shielded
communication cable (tape aluminum / polyester
braid + copper) of FROHH2R type.
Indoor power cable
0.75 mm² , 3 wires
(Unit: mm)
Communication: M3.5 screw
7.5
9.0
8.0 to 12.0
12.0 to 18.0