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Utility-Interconnected Photovoltaic Systems: Evaluating the Rationale for the Utility-Accessible External Disconnect Switch

This report examines the utility-accessible external disconnect switch debate in the context of utility-interactive PV systems for residential and small commercial PV installations. It focuses on safety, reliability, and cost implications of requiring an external disconnect switch.

Date
Date: 
January, 2008
Topic
Topic: 
Performance of Solar Technologies
Utility Policies & Processes
Audience
Audience: 
Installers
State Governments
Utility Representatives
Resource Type
Resource Type: 
Technical Reports
Resource Source
M.H. Coddington, R.M. Margolis, and J. Aabakken (NREL)
Resource link
Utility-Interconnected Photovoltaic Systems: Evaluating the Rationale for the Utility-Accessible External Disconnect Switch