Hitachi UTOPIA RAS-4HVRP2E Installations- Und Betriebshandbuch Seite 45

Electric wiring
10.2 ELECTRICAL WIRING CONNECTION FOR OUTDOOR UNITS
The electrical wiring connection for the outdoor unit is shown in
figure below:
RAS-(4-6)HV(R/N)(C/P)2E
Power supply
Control cable
1~ 230V
(5V)
Detail of terminal block for power source
and control circuit.
Electrical box
?
N O T E
Insert the power source cables L1 and N (for 1~ 230V 50Hz ) into the
yellow ring core, coiling them with 3 turns and fix the cables using the
cable tie (accessory). As shown in next figure, do not insert the cables
from different sides into the ring core.
Insert the ground cable into the green ring core, coiling them with 4 turns
and fix the cables using the cable tie.
14 PMML0545 rev.2 - 04/2021
RAS-(4-6)H(R/N)/C/P)2E
Control cable
Power supply
(5V)
3N~ 400V
RAS-(4-6)HV(R/N)(C/P)2E: 1~ 230V 50Hz
Power
source
wiring
Communication
wiring
Only for RAS-(4-6)HV(R/N)(C/P)2E: Cord clamp (for fixing
power source wiring, control circuit wiring and earth wire)
Cord clamp (for fixing power source wiring and control
circuit wiring)
Table for Terminal Connection between units
Wiring System
Power Supply DC inverter
Operating DC inverter
Remote Control DC inverter
O.U.: Outdoor Unit; I.U.: Indoor unit
Screw (M5)
Screw (M4)
Earth terminal
Ring core Yellow
Wind the wire 3 times
and fix with tie
Ring core Green
Wind the wire 4 times
and fix with tie
Earth wire
Units type
Connection of terminals
O.U. to O.U.
L1 to L1, L2 to L2, L3 to L3, N to N
I.U. to I.U.
L1 to L1, N to N
O.U. to I.U. or I.U. to I.U.
1 to1, 2 to 2
I.U. to I.U.
A to A, B to B
RAS-(4-6)H(R/N)(C/P)2E: 3N~ 400V 50Hz
Screw (M5)
Screw (M4)
Earth terminal
R S T MP
3 N
Earth wire
Control wiring
Power
source
wiring