Hitachi RAS-10HRNM, Service Manual, Page: 103 / 482

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 Source Cable Size Transmitting Cable Size
EN60 335-1 (2*) EN60 335-1 (2*)
All Indoor Units (1*)
230V/1φ/50Hz
5 0.75 mm
2
0.75 mm
2
RPI-8-10 10 1.5 mm
2
RAS-3HVRNME
230V/1φ/50Hz
14 2.5 mm
2
RAS-4HVRNM1E 18/24 4.0 mm
2
RAS-5HVRNM1E 26 6.0 mm
2
RAS-6HVRNM1E 26 6.0 mm
2
RAS-4HRNM1E
400V/3φ/50Hz
7 2.5 mm
2
RAS-5HRNM1E 11 2.5 mm
2
RAS-6HRNM1E 13 2.5 mm
2
RAS-8HRNME 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 European
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.
4 Electrical Wiring
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SMGB0060 rev. 1- 12/2010
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