Table of Contents
Important Safety Information .......................................................................................................................................... 5
Read this First .................................................................................................................................................. 5
Product Labels ................................................................................................................................................. 5
Safety and Advisory Symbols .......................................................................................................................... 5
The Enphase IQ System ................................................................................................................................................ 8
System Monitoring ....................................................................................................................................... 9
Optimal Reliability ........................................................................................................................................ 9
Ease of Design ............................................................................................................................................ 9
Compatibility .................................................................................................................................................. 10
Grounding Considerations ............................................................................................................................. 10
Branch Circuit Capacity ................................................................................................................................. 11
Utility Service Requirements .......................................................................................................................... 11
Wire Lengths and Voltage Rise ..................................................................................................................... 11
Parts and Tools Required ............................................................................................................................................ 12
Enphase Equipment ...................................................................................................................................... 12
Other Items .................................................................................................................................................... 12
Step 5: Manage the Cabling .......................................................................................................................... 17
Step 10: Energize the System ....................................................................................................................... 20
Set Up and Activate Monitoring ..................................................................................................................... 20
Troubleshooting ........................................................................................................................................................... 21
LED Operation ........................................................................................................................................... 21
Other Faults ............................................................................................................................................... 22
Disconnect a Microinverter ............................................................................................................................ 24
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IQ 7 / IQ 7+ / IQ 7X / IQ 7A Micro Installation and Operation
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