Hitachi RPIZ-0.8HNATNQ Operation Installation Maintenance Manual page 15

Film Capacitor
7.3 Specifications of Power Cords for Field Connection, Electrical Parameters of Indoor Unit, and Wire Size
(HP)
0.8
1.0~1.3
1.5
1.8~2.0
2.3~2.5
Note:
(1) Field wiring shall be in conformity to local laws and regulations, and all wiring operations
must be performed by qualified professionals.
(2) Refer to relevant standards for above-noted power cord size.
(3) Where power cord is connected through junction box in series, be sure to determine the
total current and choose wires based on the table above.
(4) As a minimum, the chosen power cord shall be compliant with requirements on
neoprene sheathed wire #57 as stated in IEC 60245-1, while the power cord shall be made
from copper conductor.
(5) The wiring specifications for weak-current communication circuit shall not be lower than
that for RVV(S)P shielded wires or equivalent, and the shielding layer shall be
grounded.
(6) A switch that can ensure all-pole disconnection shall be installed between power supply
and air conditioning unit in such a manner that the contact spacing shall not be less than
3mm.
(7) Once the power cord is damaged, the dealer or the professionals from designated
maintenance department must be contacted in a timely manner for repair and
replacement.
(8) For the installation of power cord, the ground wire must be longer than the current-
carrying conductor.
Models 0.8~2.5
Fig. 7.1 Electrical Wiring Connection for Indoor Unit
220-240V~50Hz
Enlarged View of P Part
Terminal
Block (TB)
Wiring
220V-240V 50Hz
Rated Current
8
Wired
Remote
Control Wire
Communication
Cable
Power Cord