Hitachi UTOPIA IVX Premium Serie Manuel D'utilisation page 27

ELECTRIC WIRING
Power source from the outdoor IVX unit to the indoor unit
Nº 0 System
L1 L2 L3 L1 L2 L3 N N
Outdoor unit
3
Indoor Unit
Terminal board
Circuit Breaker
Earthleakage Breaker
Field Wiring
Field supplied
Optional Accessory
Wiring example (IVX series only)
Basic combinations (in the case of twin combination)
Operating line
Remote control line
Individual control
Running ON/OFF individually
Thermo ON/OFF individually
10.3.2 Wire size

Connection wiring
Recommended minimum sizes for field provided wires:
Power
Model
supply
All Indoor Units
RAS-3(X)HVNP1E
1~ 230V
50Hz
RAS-(4-6)(X)HVNP1E
RAS-4HVRNS3E
RAS-(4-6)(X)HNP1E
RAS-4HRNS3E
3N~ 400V
50Hz
RAS-(8-10)(X)HNPE
RAS-(8-10)HNCE
17 PMML0393B rev.1 - 02/2016
(example)
Operating Line
(Shielded Pair Cable)
5V (Non-Pole Transmission,
H-LINK System)
Indoor Unit
Remote Control Switch
(Twisted Shielded Pair
Cable)
Operating line
Remote control line
DSW6
ON
1 2
Individual control
Running ON/OFF simultaneously
Thermo ON/OFF individually
Power source Transmitting
cable size cable size
EN60 335-1 EN60 335-1
0.75 mm²
4.0 mm²
6.0 mm
2
6.0 mm
2
0.75 mm²
2.5 mm
2
4 mm
2
6.0 mm
2
6.0 mm
2
Independent power source of outdoor IVX unit and indoor unit
(example)
Nº 0 System
Outdoor unit
L1 L2 L3 N
3
3
Operating line
Remote control line
DSW6
ON
1 2
Simultaneous control
Running ON/OFF simultaneously
Thermo ON/OFF simultaneously
?
N O T E
• Follow local codes and regulations when selecting field wires, Circuit
breakers and Earth Leakage breakers
• Use the wires which are not lighter than the ordinary polychloroprene
sheathed flexible cord (code designation H05RN-F)
Operating Line
(Twisted Shielded
Pair Cable)
5V (Non-Pole
Transmission,
H-LINK System)
Indoor Unit
Indoor Unit
Remote Control Switch
(Twisted Shielded Pair
Cable)
DSW6
ON
1 2