Hitachi YUTAKI S80 Series - Page 131

10. Electrical wiring
TCGB0075 rev.0 - 11/2012
131
10
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Recommended minimum sizes for eld provided wires
N O T E
• Followlocalcodesandregulationswhenselectingeldwires,circuitbreakersandearthleakagebreakers.
• Usethewireswhicharenotlighterthantheordinarypolychloroprenesheathedexiblecord(codedesignation
H05RN-F).
• (*1):TheDHWtankheaterisintendedtobeusedincaseofindoorand/oroutdoorunitmalfunction.IftheDHW
tank heater is enabled during the indoor unit operation, CB and ELB could switch off. If it is desired to enable
the DHW tank heater operation during normal indoor unit operation, adjust the DSW4 pin 1 of the PCB1 to the
ONpositionandconsidertheprotectionsasindicatedin“Indoorunit+DHWtankheatercombination”onthe
table.
Outdoor unit
Model Power supply
Max. Current
(A)
Power supply cables Transmiting cables Actuator cables
EN60335-1 EN60335-1 EN60335-1
RAS-4HVRNME-AF
1~ 230V 50Hz
18.0 2 x 4.0 mm² + GND
2 x 0.75 mm
2
(*Shielded cable)
2 x 0.75 mm
2
+ GND
RAS-5HVRNME-AF 23.0 2 x 6.0 mm² + GND
RAS-6HVRNME-AF 23.0 2 x 6.0 mm² + GND
RAS-4HRNME-AF
3N~400V 50 Hz
7.0 4 x 2.5 mm² + GND
RAS-5HRNME-AF 11.0 4 x 4.0 mm² + GND
RAS-6HRNME-AF 13.0 4 x 4.0 mm² + GND
Indoor unit alone
Model Power supply
Max. current
(A)
Power supply cables Transmiting cables Actuator cables
EN60335-1 EN60335-1 EN60335-1
RWH-4.0FSVNFE
1~ 230V 50Hz
24.0
2 x 6.0mm
2
+ GND
2 x 0.75mm
2
(*Shielded cable)
2 x 0.75mm
2
+ GND
RWH-5.0FSVNFE 28.0
RWH-6.0FSVNFE 31.0
RWH-4.0FSNFE
3N~ 400V 50Hz
15.0
4 x 2.5mm
2
+ GNDRWH-5.0FSNFE 15.0
RWH-6.0FSNFE 15.0
Indoor unit with DHW tank
Model
Indoor Unit
Model
Operation mode
(*1)
Power
supply
Max.
current
(A)
Power
supply
cables
Transmiting
cables
Actuator
cables
EN60335-1 EN60335-1 EN60335-1
RWH-(4.0-6.0)FSVNFE
+
DHWS-(195/260)S-2.0H1E
RWH-4.0FSVNFE
Standard operation
(By default)
1~ 230V
50Hz
24.0
2 x 6.0mm
2
+ GND
2 x 0.75mm
2
(*Shielded
cable)
2 x 0.75mm
2
+ GND
RWH-5.0FSVNFE 28.0
RWH-6.0FSVNFE 31.0
RWH-4.0FSNFE
Indoor unit + DHW
tank heater combi-
nation
33.0
2 x
10.0mm
2
+
GND
RWH-5.0FSNFE 37.0
RWH-6.0FSNFE 40.0
RWH-(4.0-6.0)FSNFE
+
DHWS-(195/260)S-2.0H1E
RWH-4.0FSVNFE
Standard operation
(By default)
3N~ 400V
50Hz
15.0
4 x 2.5mm
2
+ GND
RWH-5.0FSVNFE 15.0
RWH-6.0FSVNFE 15.0
RWH-4.0FSNFE
Indoor unit + DHW
tank heater combi-
nation
25.0
4 x 4.0mm
2
+ GND
RWH-5.0FSNFE 25.0
RWH-6.0FSNFE 25.0