Electrical Wiring Connection For The Outdoor Unit - Hitachi UTOPIA RAS-4HVRP2E Service Manual

4 Electrical and control settings

Electrical wiring connection for the outdoor unit

4.2 Electrical wiring connection for the outdoor unit
The correct electrical wiring connection for the outdoor unit is shown below.
1 Ensure the connection of the three-phase power supply source wires L1, L2, L3 and N (for 400V/50Hz) or L1 and N
(for 230V/50Hz ) to the terminal board. Connect the ground wire to the plate in the electrical box.
RAS-(4-6)HV(R/N)(C/P)2E
Power wires Transmission wires
2 Ensure the wires connection between the outdoor unit and the indoor unit to the terminals 1 and 2 on the terminal
board.
1
1. Power supply 1~ 230V.
2. Control cable (5V).
3 Ensure the cables are fixed with the clamp supplied in the Electrical Box to ensure strain relief.
69 SMGB0136 rev.0 - 07/2021
RAS-3HVRC2
Power wires Transmission wires
PCB
Earth Terminal
2
Earth
terminal
RAS-(4-6)H(R/N)(C/P)2E
Power wires Transmission wires
1
1. Power supply 3N~ 400V.
2. Control cable (5V).
PCB
Earth Terminal
2
4