Designing Your Installation
975-0127-01-01 3–7
Calculating Size of Chassis Ground Cable
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 3-1
Recommended DC Input Wire Sizes & Lengths
RVa(Recreational Vehicle)
a. Based on US National Electrical Code NFPA70, Article 551 and Table 310-
17, 90C cables located outside of engine spaces.
Cable length:
Battery to inverter
(one way) Minimum Cable Size
Maximum Battery
Fuse Size
Less than 5 feet (1.5 m) No. 2 AWG 150 ADC
Note: Never use a cable longer than 5 feet (1.5 m) with the XPower 1000.
Appropriately sized cable can be bought at a welding supply house or a marine
supply store.
Table 3-2
Recommended Chassis Ground Cable sizes
Application
Chassis ground cable size
(Stranded cable is recommended)
Maximum
Battery Fuse
Size
Recreational Vehiclea
a. Based on US National Elec trical Code NFPA70, Article 551, par. 551-20c.
No. 8 AWG 150 ADC
Note: There are no restrictions on length for the chassis ground cable.