740-320-02_R3_0318.pdf

This document is a detailed technical design specification for a Hybrid Vessel Charging System Shore Power Unit (SPU-1) at the NY Harbor Caven Point Marine Terminal. The specification includes comprehensive electrical and mechanical design details for a dockside shore power unit, featuring a NEMA 3RX enclosure fabricated from 12-gauge type-316 stainless steel with a hot dip galvanized structural steel base. The system is designed with two sections and an internal isolation barrier, with specifications covering voltage ratings, electrical components, and environmental protection.

The Bill of Materials (BOM) lists numerous electrical components including transformers, circuit breakers, relays, switches, heaters, and control devices across multiple units (SPU400-SPU407). Key specifications include 480V, 3-phase power configuration, multiple electrical protection mechanisms, temperature and humidity controls, and provisions for external connections. The design incorporates features like filter fans, exhaust filters, door switches, interior and exterior lighting, and various safety and monitoring elements to ensure robust performance in a marine terminal environment.