Electrical Connection; Wiring Size - Hitachi YUTAKI Serie Installations- Und Betriebshandbuch

ELECTRICAL AND CONTROL SETTINGS

7.2 ELECTRICAL CONNECTION

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C A U T I O N
• Check to ensure that the field supplied electrical components (mains power switches, circuit breakers, wires, connectors and wire terminals) have
been properly selected according to the electrical data indicated on this chapter and they comply with national and local codes. If it is necessary,
contact with your local authority in regards to standards, rules, regulations, etc.
• Use a dedicated power circuit for the indoor unit. Do not use a power circuit shared with the outdoor unit or any other appliance.

7.2.1 Wiring size

Use wires which are not lighter than the polychloroprene sheathed flexible cord (code designation 60245 IEC 57).
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Split system - Outdoor unit
Model Power supply
RAS-2WHVNP
RAS-2.5WHVNP
RAS-3WHVNP
1~ 230V 50Hz
RAS-4WHVNPE
RAS-5WHVNPE
RAS-6WHVNPE
RAS-4WHNPE
RAS-5WHNPE
RAS-6WHNPE 3N~ 400V 50Hz
RAS-8WHNPE
RAS-10WHNPE
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Split system - Indoor unit
YUTAKI S
Model Power supply
RWM-(2.0-3.0)NE 1~ 230V 50Hz
1~ 230V 50Hz
RWM-(4.0-6.0)NE
3N~ 400V 50Hz
RWM-(8.0/10.0)NE 3N~ 400V 50Hz
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N O T E
The data corresponding to DHW tank heater is calculated in combination with the domestic hot water tank accessory "DHWT-(200/300)S-3.0H2E".
94 PMML0335A rev.1 - 04/2016
Power supply cables
Max. current (A)
14
16
18
30
30
30
14
14
16
24
24
Operation mode
Without electric heaters
With electric heater
With DHW tank heater
With electric and DHW tank heaters
Without electric heaters
With electric heater
With DHW tank heater
With electric and DHW tank heaters
Without electric heaters
With electric heater
With DHW tank heater
With electric and DHW tank heaters
Without electric heaters
With electric heater
With DHW tank heater
With electric and DHW tank heaters
Transmitting cables
EN60335-1 EN60335-1
2 x 2.5 mm + GND
2
2 x 2.5 mm + GND
2
2 x 4.0 mm + GND
2
2 x 6.0 mm + GND
2
2 x 6.0 mm + GND
2
2 x 0.75 mm
2 x 6.0 mm + GND
2
(*Shielded cable)
4 x 2.5 mm + GND
2
4 x 2.5 mm + GND
2
4 x 4.0 mm + GND
2
4 x 6.0 mm + GND
2
4 x 6.0 mm + GND
2
Power supply
Max.
cables
current
(A)
EN60335-1
0.2 2 x 0.75 mm² + GND
15 2 x 2.5 mm² + GND
15 2 x 2.5 mm² + GND
29 2 x 6.0 mm² + GND
0.3 2 x 0.75 mm² + GND
29 2 x 6.0 mm² + GND
15 2 x 2.5 mm² + GND
43 2 x 10.0 mm² + GND
0.3 4 x 0.75mm² + GND
10 4 x 2.5 mm² + GND
15 4 x 2.5 mm² + GND
24 4 x 6.0 mm² + GND
0.6 4 x 0.75 mm² + GND
15 4 x 4.0 mm² + GND
15 4 x 2.5 mm² + GND
29 4 x 6.0 mm² + GND
Actuator cables
EN60335-1
2
2 x 0.75 mm + GND
2
Transmitting Actuator
cables cables
EN60335-1 EN60335-1
2 x 0.75 mm
2
2 x 0.75 mm
2
+ GND