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 ............................................................................................................................................. 13
Enphase Equipment ................................................................................................................................... 13
Other Items ................................................................................................................................................ 13
Step 5: Manage the Cabling ........................................................................................................................... 18
Step 10: Energize the System ........................................................................................................................ 21
Set Up and Activate Monitoring ...................................................................................................................... 21
Troubleshooting ............................................................................................................................................................ 22
LED Operation ........................................................................................................................................... 22
Other Faults ............................................................................................................................................... 23
Disconnect a Microinverter ............................................................................................................................. 25
Ordering Replacement Parts .......................................................................................................................... 28
Connector Spacing Options ........................................................................................................................... 28
Cabling Options .............................................................................................................................................. 28
Enphase Q Cable Accessories....................................................................................................................... 29
Technical Data .............................................................................................................................................................. 30
Technical Considerations ............................................................................................................................... 30
Specifications ................................................................................................................................................. 31
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IQ 7 / IQ 7+ / IQ 7X Micro Installation and Operation
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