Introduction

Wiring Requirements

WARNING

Wire and fuse sizes are dictated by electrical standards. Different standards apply in different countries and different types of installations, for example, boat, home or RV. It is the responsibility of the installer to ensure that the installation complies with all applicable standards.

CAUTION

Ensure that both wires and fuses are correctly sized.

Maximum continuous current available from the charger may be an additional 6–10% above the nominal current rating of the charger. Output current may also vary depending on ambient temperature conditions.

DC Wiring

The following two tables show some typical wire sizes, based on 3% voltage drop (round circuit), 75 °C (167 °F) rated wire and wiring being inside the engine compartment – assumed ambient of 50 °C (122 °F).

Table 1-1DC Wiring Requirements

Wire Length

 

 

 

 

 

(maximum length one way)

Wire Size (AWG and mm2)

 

 

 

 

 

 

 

 

feet

meters

XC3012

XC5012

XC2524

XC1524

 

 

 

 

 

 

5

1.5

No. 10

No. 6

No. 10

No. 12

 

 

5 mm2

13 mm2

5 mm2

3 mm2

7.5

2.25

No. 8

No. 6

No. 10

No. 12

 

 

8 mm2

13 mm2

5 mm2

3 mm2

20

6

No. 6

No. 4

No. 10

No. 12

 

 

13 mm2

19 mm2

5 mm2

3 mm2

 

 

 

 

 

 

1–12

975-0187-01-01

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Xantrex Technology XC5012, XC2524, XC3012, XC1524 manual Wiring Requirements, DC Wiring