Johnson Controls York YDVC028 - Power Distribution and Unit Sizing; Indoor Unit Wiring and Communication

VRF Air-Conditioner IOM
7
Indoor Unit Power Supply
Model Hz Voltage MCA
Circuit Breaker
(with Earth Leakage
Protection)
Recommended
Wire Size
YDVC028
50 220V
0.24 6A 2P 1.0mm
2
YDVC045 0.29 6A 2P 1.0mm
2
YDVC056 0.37 6A 2P 1.0mm
2
YDVC071 0.38 6A 2P 1.0mm
2
MCA: Maximum Current (A)
8.2 Power distribution
 Refer to Fig. 8 for power distribution of the system.
Fig. 8 Indoor and Outdoor Units Power Distribution Diagram
8.3 Indoor unit field wiring
 Refer to the “Wring Diagram” attached to the control box lid for details.
8.4 Setting indoor unit model
 Refer to the “Wring Diagram” attached to the control box for the indoor unit setting.
8.5 Communication network
Fig. 9 Connection Line Connection