Systems and flooding
Cranking batteries
100

Why must DC systems follow ABYC guidelines?

Electrical safety and reliability

100

Cranking batteries are used for

Engine starting

200

Which way does DC electricity flow?

One direction

200

Deep cycle batteries are used for

House loads (electronics, pumps)

300

Why are batteries critical offshore?

Power safety/navigation systems

300

Deep cycle batteries have

Thick plates for long discharge

400

Why must flooded batteries stay upright?

Liquid electrolyte can leak

400

Gel batteries are

Sealed and low-maintenance

500

Why ventilate flooded battery boxes?

Prevent hydrogen gas buildup

500

Gel batteries are sensitive to

Overcharging