Electrical · E-VJVTS

Electrical Service Entrance One-Line Diagram with Fire Pump

Elements

About this detail

Electrical one-line diagram showing a pad-mounted transformer connected to a 1600A, 480/277V, 3-phase, 4-wire, 65KAIC, NEMA 3R service entrance switchboard. The switchboard includes a 1600A 3-pole LSIG main protective device, a grounding connection per NEC Article 250, and multiple 200A 3-pole molded-case breakers feeding downstream loads. A dedicated feed supplies a fire pump control panel connected to a 200HP, 480V, 3-phase fire pump with a 230 full load amperage.

Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.

Start membership

Similar details