Expedition Evans · video

What this video covers

The crew of the sailboat Eva upgrades their electrical system by installing an Arco Zeus external alternator regulator to manage charging for their lithium battery bank.12:18 The project aims to improve charging efficiency and create redundancy, potentially allowing the removal of a heavy onboard generator.18:23 The installation involves wiring the regulator to the alternator and a dedicated battery shunt, utilizing the Zeus app for configuration and monitoring.14:13 During the process, a short circuit occurs when the alternator’s positive post contacts a grounded engine component, causing initial concerns about damage.18:58 After testing the alternator at a local shop, the unit proves functional, and the system successfully registers engine RPMs and battery charging upon startup.19:10 The regulator features programmable profiles for various battery chemistries and includes a manual switch to force float mode, which reduces alternator load when full engine horsepower is required for maneuvering.15:14 Proper integration of alternator and battery temperature sensors remains a priority for system health.12:49 Using an external regulator with app-based configuration simplifies the setup process for complex charging systems.24:15

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