Furuno FELCOM 81B, FELCOM 81A manual Changing the power fuse, Ground

4.3 AC/DC Power Supply Unit PR-300

Changing the power fuse

AC power sourse switch

Change the power fuse according to input voltage as follows.

	Input	Output
100/110 VAC		10 A
200/220 VAC		5 A
100V 10A		FURUNO
	20A	PR-300
220V 5A
ON	ON	Fuse for ship's mains
		DC power sourse
OFF	OFF	switch
AC IN	DC IN	DC OUT

	Figure 8 AC-DC power supply unit PR-300, rear view
Ground	Connect a ground wire between ship's superstructure and a
	ficing screw on the PR-300.

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