Enphase IQ8P Microinverters
3 © 2024 Enphase Energy Inc. All rights reserved. January 2024
IOM-00002-1.0
Contents
Corporate headquarters contact information ....................................................................................... 2
FCC compliance ...................................................................................................................................... 2
Other information ................................................................................................................................... 2
Audience .................................................................................................................................................. 2
Important safety information .................................................................................................................... 5
Read this first ........................................................................................................................................... 5
Product labels.......................................................................................................................................... 5
Safety and advisory symbols ................................................................................................................ 5
IQ8 Series Microinverters safety instruction ...................................................................................... 6
PV rapid shutdown equipment (PVRSE) .............................................................................................. 8
Anti-islanding methodology ................................................................................................................. 9
The Enphase Energy System ................................................................................................................... 10
How the Enphase IQ Series Microinverters work ............................................................................... 11
System monitoring .................................................................................................................................. 11
Optimal reliability .................................................................................................................................... 11
Ease of design .......................................................................................................................................... 11
Planning for microinverter installation ................................................................................................... 12
Compatibility .......................................................................................................................................... 12
Grounding considerations .................................................................................................................... 12
Branch circuit capacity ......................................................................................................................... 12
Utility service requirements ................................................................................................................. 13
Wire lengths and voltage rise ............................................................................................................... 13
Lightning and surge suppression ........................................................................................................ 13
Parts and tools required ........................................................................................................................... 14
Enphase equipment ............................................................................................................................... 14
Other items ............................................................................................................................................. 14
Enphase microinverter installation ......................................................................................................... 15
Step 1: Position the IQ Cable ................................................................................................................ 16
Step 2: Position the junction box ......................................................................................................... 16
Step 3: Mount the microinverters ........................................................................................................ 17
Step 4: Create an installation map ....................................................................................................... 17
Step 5: Manage the cabling .................................................................................................................. 18
Step 6: Connect the microinverters .................................................................................................... 19
Step 7: Terminate the unused end of the cable ................................................................................. 19
Step 8: Complete the installation of the junction box ..................................................................... 20
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