Electrical Connection; Wiring Size - Hitachi YUTAKI S80 R410A Series Installation And Operation Manual

6.2

Electrical connection

!
CAUTION
• 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.
6.2.1 Wiring size
Use wires which are not lighter than the polychloroprene sheathed flexible cord (code designation
60245 IEC 57).
Indoor unit alone
◆
Power
Model
supply
RWH‑4.0VNFE
1~ 230V
RWH‑5.0VNFE
50Hz
RWH‑6.0VNFE
RWH‑4.0NFE
3N~
RWH‑5.0NFE 400V
50Hz
RWH‑6.0NFE
PMEN0648 rev.0 - 03/2023
Operation mode
Without DHW tank heater
With DHW tank heater
Without DHW tank heater
With DHW tank heater
Without DHW tank heater
With DHW tank heater
Without DHW tank heater
With DHW tank heater
Without DHW tank heater
With DHW tank heater
Without DHW tank heater
With DHW tank heater
Max.
Power supply cables
current
(A)
EN60335‑1
24 2 x 6.0 mm² + GND
38 2 x 10.0 mm² + GND
28 2 x 6.0 mm² + GND
42 2 x 10.0 mm² + GND
31 2 x 6.0 mm² + GND
45 2 x 10.0 mm² + GND
10 4 x 2.5 mm² + GND
24 4 x 4.0 mm² + GND
10 4 x 2.5 mm² + GND
24 4 x 4.0 mm² + GND
10 4 x 2.5 mm² + GND
24 4 x 4.0 mm² + GND
Transmitting Actuator
cables cables
EN60335‑1 EN60335‑1
2 x
2 x
0.75 mm
2
0.75 mm +
2
(Shielded
GND
cable)
43
6