Hitachi RAS-(2-3)HVRN(S)(2), Service Manual

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4 Electrical Wiring
95
SMGB0064 rev.0 - 08/2011
4
4.5 Wire sizes
4.5.1 Wire sizes for IVX Series
Field minimum wire sizes for the power source
Model Power Source Max. Current (A)
Power supply cable size Transmitting Cable Size
EN60 335-1 (2*) EN60 335-1 (2*)
All Indoor Units (1*)
1~ 230V 50Hz
5 0.75 mm
2
0.75 mm
2
RPI-8-10 10 1.5 mm
2
RAS-3HVRNM2E
1~ 230V 50Hz
18.5 4.0 mm
2
RAS-4HVRNM2E 26 6.0 mm
2
RAS-5HVRNM2E 26 6.0 mm
2
RAS-6HVRNM2E 26 6.0 mm
2
RAS-4HRNM2E
3N~ 400V 50Hz
13 4.0 mm
2
RAS-5HRNM2E 13 4.0 mm
2
RAS-6HRNM2E 13 2.5 mm 2
RAS-8HRNME
3N~ 380/415V 50Hz
13.2 2.5 mm
2
RAS-10HRNME 17.1 4.0 mm
2
RAS-12HRNME 21.2 4.0 mm
2
N O T E
•
(1*): Except RPI-8.0-10.0
• Follow local codes and regulations when selecting field wires.
• The above wire sizes marked with (2*) are selected at the maximum current of the unit according to the Eu-
ropean standard, EN60 335-1. Use wires not lighter than the ordinary neoprene (polychloroprene) sheathed
flexible cord (code designation H05RN-F).
• In the case that the power cables are connected in series, add each unit maximum current and select the wire
sizes in next table.
• The ground cable size must comply local code: IEC 245, No. 571.