Raymarine ALPHA, Installation Instructions Manual, Page: 43 / 72

not possible and more than 1 item of equipment shares a breaker, use
individual inline fuses for each power circuit to provide the necessary
protection.
• The power cable supplied with your product includes a drain wire, which
must be connected to the vessel’s common RF ground.
Item
Description
1
Positive (+) bar
2 Negative (-) bar
3 Circuit breaker
4 Waterproof fuse holder containing a suitably-rated inline fuse
must be fitted. For suitable fuse rating, refer to:
Inline fuse and
thermal breaker ratings .
Important:
Observe the recommended fuse / breaker ratings provided in the product’s
documentation, however be aware that the suitable fuse / breaker rating is
dependent on the number of devices being connected.
Implementation — direct connection to battery
• Where connection to a power distribution panel is not possible, the power
cable supplied with your product may be connected directly to the vessel's
battery, via a suitably rated fuse or breaker.
• If the power cable is NOT supplied with a fitted inline fuse, you MUST fit
a suitably rated fuse or breaker between the red wire and the battery’s
positive terminal.
• Refer to the inline fuse ratings provided in the product’s documentation.
• If you need to extend the length of the power cable supplied with your
product, ensure you observe the dedicated Power cable extensions advice
provided in the product’s documentation.
Item Description
1 Waterproof fuse holder containing a suitably-rated inline fuse
must be fitted. For suitable fuse rating, refer to:
Inline fuse and
thermal breaker ratings .
2
Product power cable.
3 Drain wire connection point.
Battery connection scenario A:
Power connections 43