50-1101101-E601 - POWER ONE LINE DIAGRAM.pdf.crdownload

This is a Power One Line Diagram for the State of Maine's electrical items procurement for a data center project located at 19 Union Street, Augusta, Maine. The diagram serves as a technical specification document supporting the bid solicitation for electrical equipment components including low-voltage switchboards, panelboards, power distribution units, static uninterruptible power supply systems, and engine generators (800 kW and 1000 kW). The line diagram provides a visual representation of the electrical system architecture and interconnections required for the data center installation. Proposals were due March 21, 2012, with awards to be made to the lowest responsible bidder offering best value. All equipment must comply with applicable National Electrical Code standards (NFPA 70, NFPA 1600, NFPA 110, and NFPA 75) and be rated by OSHA-certified Nationally Recognized Testing Laboratories. The equipment must meet seismic qualification requirements for Seismic Design Category C per ASCE/SEI 7, with specifications for 95 mph wind loads and 49 PSF snow loads.

Equipment manufacturers must be selected from a specified list of approved vendors: General Electric Company, Square D (Schneider Electric), Eaton Electrical Inc., or Siemens Energy & Automation, Inc. for switchboards and panelboards; MGE UPS Systems (Schneider Electric), Eaton (Powerware), Liebert (Emerson), Mitsubishi Electric Automation, or Toshiba for static UPS systems; and generators must meet NFPA 110 Level 1 standards with EPA Tier 2 engine ratings. Bidders must submit four bound copies of technical proposals including system descriptions, outline drawings with dimensions and weights, catalog cut sheets, delivery schedules, references for similar installations, seismic certifications, and compliance matrices. All equipment shall be delivered FOB jobsite with 48-hour advance notice, and manufacturers are responsible for storage for up to 30 days. A one-year manufacturer warranty is required with optional five-year extended warranty pricing. Manufacturers must provide qualified technicians for startup, minimum eight hours of on-site training per equipment category, and integrated systems testing support. Preventative maintenance contracts with 4-hour emergency response capability must be priced for both one-year and five-year terms.