What is the maximum operating voltage for the AC shore power feed according to the A-32.2 section?

The maximum operating voltage for the AC shore power feed, as specified in the ABYC A-32.2 section, is set at 300 VAC. This specification is critical due to safety considerations and operational standards for marine electrical systems. The 300 VAC rating helps ensure that shore power connections are safe and compatible with most systems found on recreational and commercial vessels. It offers a sufficient voltage threshold to support the power requirements of various onboard equipment while minimizing the risk of electrical hazards.

Voltage levels above this threshold could introduce complications such as increased risks of shock, equipment failure, and interference with the standard electrical systems onboard. By adhering to this maximum voltage guideline, marine operators can ensure that their vessels are compliant with industry standards, promoting safety and functionality within the marine environment.