Resources

Applying Safety Switches in Photovoltaic Installations

Provided by Square D

Direct Current and Photovoltaic Systems

Provided by Square D

Eaton Corporation "Back-Fed" Circuit Breakers

PDF from Eaton Corporation providing an explanation of "Back-Fed" Circuit Breakers along with a complete summary on page 2 of Eaton's circuit breakers approved for back-feeding and those NOT approved for back feeding.