4 Electrical Wiring
97
SMGB0064 rev.0 - 08/2011
4
4.5.2 Wire sizes for ES 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*)
1~ 230V 50Hz
5 0.75 mm
2
0.75 mm
2
RAS-2HVRN2 11 2.5 mm
2
RAS-2.5HVRN2 18,5 4.0 mm
2
RAS-3HVRNS2 18,5 4.0 mm
2
RAS-4HVRNS2E 26 6.0 mm
2
RAS-5HVRNS2E 26 6.0 mm
2
RAS-6HVRNS2E 26 6.0 mm
2
RAS-4HRNS2E
3N~ 400V 50Hz
13 4.0 mm
2
RAS-5HRNS2E 13 4.0 mm
2
RAS-6HRNS2E 13 4.0 mm
2
RAS-8HRNSE 20 6.0 mm
2
RAS-10HRNSE 23 6.0 mm
2
N O T E
• (1*): Except RPI-8.0-10.0
• Follow local codes and regulations when selecting eld 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
exible 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.