Wiring & Overcurrent Protection and Disconnects

• Define ampacity, voltage drop, and circuit terminology
• Determine color coding of wires based on conductor type
• Identify and describe considerations for selecting wire size
• Choose wire size for PV source circuits and inverter output circuits
• Explain the purpose of disconnects and overcurrent protection
• Identify the correct placement of overcurrent protection & disconnects
• Perform basic overcurrent device sizing for a grid- direct PV system