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Design Build Photovoltaic System

Project Highlights:
  • Solectria Renewables 95 kW grid-tied inverter, 480 three phase power
  • Solectria Renewables 60kW grid-tied inverter
  • 208 volt, three phase power
  • Wireless remote monitoring
  • Quick assembly and rapid alignment and installation of the PV modules
  • Fixed orientation and tilt


J. F. White Contracting company installed two photovoltaic systems for the Massachusetts Department of Correction as the culmination of a design-build contract awarded by the Division of Capital Asset Management. The site are located at MCI Norfolk and MCI Concord, MA. both sites are waste water treatment plants owned and operated by the Department of Correction. The PV arrays are installed on drying beds which are no longer used in the treatment process.

The Norfolk site consists of 368 Schott 290 watt PV modules for a total of 106.7 kW DC STC. The PV modules are supported on ground-mount structures made of formed aluminum channel with integral ballast system.

The Concord site consists of 224 Schott 290 watt PV modules for a total of 64.96 kW DC STC. Both sites include revenue grade metering and Solectria's Solrenview Data Acquisition System for remote monitoring. connection to the Worldwide Web is accomplished through a wireless WAN was also designed and installed by J. F. White Contracting.

Contract value: $1,653,000