Epiphany Sailingvideo
Upgraded wires to 2/0 feeding our 3000 w inverter C&C 39
May 24, 2023 · 4 min · 144 views
What this video covers
The electrical system on a C&C 39 requires an upgrade to 2/0 gauge cabling to support a 3,000-watt inverter and a 600-amp-hour battery bank.0:03 The previous cables proved insufficient for the increased power capacity, leading to potential voltage drop. Installing the heavier 2/0 wire necessitates enlarging existing bulkhead holes to accommodate the increased diameter.2:03 The installation follows the shortest possible route alongside the engine to minimize resistance and voltage loss, adhering to Ohm's law.1:56 A heavy-duty hydraulic crimper provides the necessary force to secure the custom-length cable fittings.1:10 After routing the cables to the positive and negative terminals of the inverter, the wires are secured with zip ties to prevent chafing or damage from engine vibration.3:05 Final testing confirms consistent voltage readings between the battery bank and the inverter, with solar input showing 220 watts.3:48 Using appropriately sized, custom-length cabling eliminates measurable voltage loss in high-draw inverter circuits.3:32
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