Diagram Of Refrigerant Cycle & Wiring; Refrigerant Flow Diagram; Electrical Wiring Diagram - Hitachi air Core 600 Installation & Maintenance Manual

1. Refrigerant Flow Diagram

Indoor unit
1
1
Outdoor unit
2
1

2.Electrical wiring diagram

Outdoor unit
Terminal
1(L)
2(N)
4(SI)
L
N
Power supply
Single-phase series
18K/25K/30K/36K
Cooling cycle
2
3
4
3
4
5
Indoor unit
Terminal
1(L)
Transmission Cable
2(N)
4(SI)
Diagram of Refrigerant Cycle
No. Apellation
1 Hexagon nut
2 Indoor heat exchanger
List of componentnames
No. Apellation
1 Compressor
2 Outdoor heat exchanger
3 Electronic expansion valve
4 Stop valve(Liquid)
5 Stop valve (Gas)
List of componentnames
Outdoor unit
Terminal
1(L)
2(N)
4(SI)
W
V
U
N
Power supply
Three-phase series
42K/48K/55K
24
& Wiring
No. Apellation
3 Ambient temperature sensor
4 Coil temperature sensor
Indoor unit
Terminal
1(L)
Transmission Cable
2(N)
4(SI)