Hitachi YUTAKI S Series Instruction Manual page 31

Electrical and control settings
5.2 SYSTEM WIRING DIAGRAM
Connect the units according to the following electric diagram:
:
TB Terminal board
:
CB Circuit breaker
:
ELB Earth leakage breaker
:
Internal wiring
Earth
Earth
13 PMML0574 rev.1 - 09/2021
Outdoor unit
RAS-WHV(N/R)P(1)(E)
(Twisted shielded pair cable
x
x
YUTAKI S
:
Field wiring
:
Field-supplied
:
1,2 Outdoor-Indoor communication
Operating Line
or shielded pair cable)
DC5V (Non-Pole
Transmission, H-LINK
Earth
system)
Earth
Operating Line
(Twisted shielded
Outdoor unit
pair cable or
RAS-WH(N/R)P(E)
shielded pair
x
DC5V (Non-Pole
Transmission,
H-LINK system)
x
YUTAKI S
cable)