Alternator Protection Devices Voltage rating:APD24 - 24V the current limiting models simply

the current limiting models simply and safely shut down until the excessive current is removed

Usually one is already almost full (the engine battery) while one is empty (the domestic battery bank)

A conventional relay (such as ones used in cars to switch on your lights or control power distribution on boats etc

three batteries were selected and used for each test

Twin 24 2 X 80 4 150 X 80 X 295 1

Alternator Protection Devices Voltage rating:APD24 - 24V the current limiting models simplyProduct Information PDF Installation Instructions PDF Alternator Protection Unit One of the largest destroyer of alternators in the marine world is when a cable comes loose, a fuse blows or an engine is electrically switched off when the engine is running, all these things cause an alternator to be disconnected from the battery while running, this, in turn, causes a massive spike in the alternator which, in turn, can easily destroy the alternator