REMKO WKF Neo-Compact Series, Instructions Manual, Page: 10 / 28

The indoor and outdoor units have to be connected
with refrigerant lines of dimensions (outer diam-
eter)
3
/
8
"(=9.52 mm) and
5
/
8
"(=15.88 mm). At least
a two-wire control line has to be laid between the
two modules. Both the indoor and outdoor units
require a separate power supply.
WARNING!
All electric lines are in accordance VDE regula-
tions to dimension and to lay.
2.4 Overview of electrical cables
WKF NEO 70 and WKF NEO 120
1
A B C D
230V~/N/Pe 230V~/N/Pe
L1 N Pe L1 N Pe
400V/3~/N/Pe
L1 L2 L3 N Pe
E
Fig. 4: Overview of electrical cables
1: Main distribution
A: Power supply outdoor unit
B: Power supply indoor unit
C: Power utility disable signal, potential-free /
open = locked
D: Power supply heating coil, 6 kW indoor unit
E: Communication F1/F2 outdoor unit / indoor unit
2 x 1 mm
2
sheathed
REMKO series WKF NEO-compact
10