Table Of Contents - enphase IQ 7 Installation And Operation Manual

Table of Contents

Important Safety Information .......................................................................................................................................... 5
Read this First .................................................................................................................................................. 5
Product Labels ................................................................................................................................................. 5
Safety and Advisory Symbols .......................................................................................................................... 5
IQ 7 Microinverter Safety Instructions .............................................................................................................. 6
The Enphase IQ System ................................................................................................................................................ 8
How the Enphase IQ Microinverter for ACM Works ......................................................................................... 9
System Monitoring ....................................................................................................................................... 9
Optimal Reliability ........................................................................................................................................ 9
Ease of Design ............................................................................................................................................ 9
Planning for Microinverter Installation .......................................................................................................................... 10
Planning the Racking ..................................................................................................................................... 10
Grounding Considerations ............................................................................................................................. 10
Branch Circuit Capacity ................................................................................................................................. 10
Utility Service Requirements .......................................................................................................................... 10
Wire Lengths and Voltage Rise ..................................................................................................................... 11
Lightning and Surge Suppression .................................................................................................................. 11
Parts and Tools Required ............................................................................................................................................ 12
Enphase Equipment .................................................................................................................................. 12
Other Items ................................................................................................................................................ 12
Enphase Microinverter Installation ............................................................................................................................... 13
Step 1: Install a Junction Box ......................................................................................................................... 14
Step 2: Position the Enphase Q Cable........................................................................................................... 14
Step 3: Terminate the Unused End of the Cable ........................................................................................... 15
Step 4: Prepare the AC Modules ................................................................................................................... 17
Step 5: Use the Serial Number Labels to Create the Installation Map ........................................................... 18
Step 6: Mount the ACMs ................................................................................................................................ 19
Step 7: Connect the Microinverters as you Install the ACMs ......................................................................... 19
Step 8: Manage the Cabling .......................................................................................................................... 20
Step 9. Ground the ACMs .............................................................................................................................. 21
Step 10: Energize the System ....................................................................................................................... 21
Step 11: Set Up and Activate Monitoring ....................................................................................................... 22
Troubleshooting ........................................................................................................................................................... 23
Status LED Indications and Error Reporting .................................................................................................. 23
LED Operation ........................................................................................................................................... 23
DC Resistance Low - Power Off Condition ............................................................................................... 23
Other Faults ............................................................................................................................................... 24
Troubleshoot an Inoperable Microinverter ..................................................................................................... 25
Remove and Replace a Microinverter ............................................................................................................ 26
Enphase Q Cable Planning and Ordering .................................................................................................................... 28
Connector Spacing Options ........................................................................................................................... 28
Cabling Options ............................................................................................................................................. 28
Grid Interconnection Details ......................................................................................................................................... 29
Grid Profiles ............................................................................................................................................... 29
Manufacturer's Stated Accuracy ................................................................................................................ 29
Specifications ............................................................................................................................................................... 30
IQ7-60-ACM-INT Microinverter Specifications ........................................................................................... 30
Enphase IQ7PLUS-72-E-ACM-INT/IQ7PLUS-72-ACM-INT Specifications .................................................. 31
Enphase IQ7X-96-ACM-INT Specifications ............................................................................................... 34
IQ7A-72-E-ACM-INT Specifications ........................................................................................................... 35
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IQ Microinverter for ACM Applications
January 06, 2021