Enphase System Installation And Commissioning - enphase C250 Installation And Operation Manual

Enphase System Installation and Commissioning

Installing the Enphase Microinverter System involves several key steps. Each step listed here is detailed
in the following pages. Follow the instructions in this section to install Enphase Microinverters.
Step 1: Register the System
Step 2: Place the Envoy® Communications Gateway™
Step 3: Position the Enphase Engage™ Cable
Step 4: Terminate the Unused End of the Engage Cable
Step 5: Attach the Microinverters to the PV Racking
Step 6: Dress the Enphase Engage Cable
Step 7: Connect the Microinverters
Step 8: Connect to an AC Branch Circuit Junction Box
Step 9: Complete the Installation Map
Step 10: Connect the PV Modules
Step 11: Energize the System
Step 12: Connect the Envoy to the Internet
Step 13: Use the Envoy to Complete System Setup
Step 14: Build the Virtual Array
WARNING: Risk of electric shock. Risk of fire. Always de-energize the AC branch circuit
before servicing. Never disconnect the DC connectors under load.
WARNING: DO NOT connect Enphase Microinverters to the utility grid or energize the
AC circuit(s) until you have completed all of the installation procedures as described in
the following sections.
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C250 System Installation and Operation
141-00025 Rev 03