Garmin GMR xHD3 Radar Installation Instructions - Page 11

Power Cable Extensions, Description, Distance, Wire Gauge

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Item Description To the Garmin network 15 A fuse holder To the boat battery (11 to 32 Vdc) Water ground connection 1 Route the power cable to the radar and boat battery. 2 Connect the power cable to the boat battery. 3 Connect the power cable to the POWER port on the radar. Power Cable Extensions Connecting the power cable directly to the battery is recommended. If it is necessary to extend the cable, the appropriate gauge of wire must be used for the length of the extension. You must use crimp connectors and heat-shrink to create a water-resistant connection. Distance Wire Gauge 3 m (9 ft. 10 in.) 3.31 mm² (12 AWG) 5 m (16 ft. 4 in.) 5.26 mm² (10 AWG) 6.5 m (21 ft. 3 in.) 6.63 mm² (9 AWG) 8 m (26 ft. 2 in.) 8.36 mm² (8 AWG) 11

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Item
Description
To the Garmin network
15 A fuse holder
To the boat battery (11 to 32 Vdc)
Water ground connection
1
Route the power cable to the radar and boat battery.
2
Connect the power cable to the boat battery.
3
Connect the power cable to the POWER port on the radar.
Power Cable Extensions
Connecting the power cable directly to the battery is recommended. If it is necessary to extend the cable, the
appropriate gauge of wire must be used for the length of the extension.
You must use crimp connectors and heat-shrink to create a water-resistant connection.
Distance
Wire Gauge
3 m (9 ft. 10 in.)
3.31 mm² (12 AWG)
5 m (16 ft. 4 in.)
5.26 mm² (10 AWG)
6.5 m (21 ft. 3 in.)
6.63 mm² (9 AWG)
8 m (26 ft. 2 in.)
8.36 mm² (8 AWG)
11