Xantrex Technology 3000 manual Calculating Size of Chassis Ground Cable

Installation

Table 3-1Recommended DC Input Wire Sizes & Lengths

	RV (Recreational Vehicle)
Cable length:
Battery to Inverter	Minimum Cable Size	Maximum Battery
(one way)		Fuse Size
5 feet (1.5 m) or less	No. 4/0 AWG	450 Adc
10 feet (3 m)	350 MCM	450 Adc

Note: Never use a cable longer than 10 feet (3 m). Appropriate size cable can be bought at a welding supply house.

Calculating Size of Chassis Ground Cable

Refer to Table 3-2 to plan the size of the chassis ground cable that runs from the DC grounding point to the chassis ground screw on the inverter’s DC panel.

Table 3-2Recommended Chassis Ground Cable sizes

Application	Chassis ground cable size
	(Stranded cable is recommended)
Recreational Vehicle	No. 8 AWG

Note: There are no restrictions on length for the chassis ground cable.

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