WKF 180 Duo
1
A
1
B
C
D
A
2
230V~/N/Pe
400V/3~/N/Pe
L1 L2 L3 N Pe
L1 L2 L3 N Pe
400V/3~/N/Pe
L1 N Pe
400V/3~/N/Pe
L1 L2 L3 N Pe
E
1
E
2
Fig. 16: Overview of the electrical cables WKF 180 Duo
1:
Main distributor
A1: Power supply, outdoor unit 1
A2: Power supply, outdoor unit 2
B:
Power supply indoor unit
C: Power company disable signal, potential-free /
open = OU disabled
D: Power supply, 9 kW heating element, indoor unit
E1: Communication F1/F2,
Outdoor unit 1 / indoor unit 2x1 mm
2
shielded
E2: Communication F1/F2,
Outdoor unit 2 / indoor unit 2x1 mm
2
shielded
29
Summary of Contents for WKF 120
Page 51: ......