Xantrex Technology 1200 - Manual (Page 31)

Installation
3–8
Calculating Size of Chassis Ground Cable for XPower 1200 Plus
Refer to Table 3-2 to plan the size of the chassis ground cable that runs
from the grounding point to the chassis ground screw on the inverter’s DC
panel.
Table 3-2 Recommended Chassis Ground Cable sizes: XPower 1200
Plus
Application
Chassis ground cable size
(Stranded cable is
recommended) Maximum
Battery
Fuse Size
Recreational Vehicle
1
1. Based on US National Electrical Code NFPA70, Article 551, par. 551-20c.
No. 8 AWG 150 Adc
Marine
2
2. Based on ABYC (American Boat and Yacht Council) Recommended Practice
E-9, par. 9.21. (The actual size required is minimum No. 5 AWG, but since odd
sizes are hard to find, No. 4 AWG is specified.)
The same size as the DC input
cables or one size smaller. 150 Adc
Note: There are no restrictions on length for the chassis ground cable.