Hitachi RAS-3.0PNNBDH1 - Diagram of Refrigerant Cycle & Wiring; Refrigerant Flow Diagram; Electrical Wiring Diagram

Diagram of Refrigerant Cycle & Wiring
3
Gas piping
Wide service valve
Compressor
Accumulator
4-way valve
Heat exchanger
Liquid piping
Heating cycle
Cooling cycle
INDOOR UNIT OUTDOOR UNIT
Heat exchanger
EEV
Service valve
Electrical Wiring Diagram
Refrigerant Flow Diagram
Outdoor Unit
Indoor Unit
Terminal Terminal
Power Supply
Power Connecting Cord
1.0/1.5/2.0/3.0/4.0HP
(9K/12K/18K/24K/36K)
SI
SI
L
L
N
N
L2
L1
NOTE:
Since there may be differences in some models‘ terminal blocks, wiring connection should be done according to letters on the
terminal block. Please disregard numbers in this case.