IQ8 Commercial Microinverter grid-tied PV system
6 © 2023 Enphase Energy Inc. All rights reserved. November 2023
USG-00026-1.0
Important safety information
Read this first
This manual contains important instructions for use during installation and maintenance of the IQ8
Series Microinverters
IMPORTANT: Enphase IQ8 Commercial Microinverters require the QD Cable and are NOT
compatible with previous Enphase cabling (i.e., IQ Cables). A three- phase IQ Gateway
Commercial 2 is required to monitor performance of the IQ8 Commercial Microinverters. The
QD Accessories work only with Enphase IQ8 Commercial Microinverter based three-phase
commercial PV systems.
Product labels
The following symbols appear on the product label and are described here:
Safety and advisory symbols
To reduce the risk of electric shock, and to ensure the safe installation and operation of the IQ8 Series
Microinverters system, the following safety symbols appear throughout this document to indicate
dangerous conditions and important safety instructions.
DANGER:
This indicates a hazardous situation, which if not avoided, will result in death or serious
injury.
WARNING: This indicates a situation where failure to follow instructions may be a safety hazard or
cause equipment malfunction. Use extreme caution and follow instructions carefully.
WARNING: This indicates a situation where failure to follow instructions may result in burn injury.
NOTE: This indicates information that is very important for optimal system operation. Follow
instructions closely.
: Hot surface
DANGER: Refer to safety instructions
: Risk of electric shock
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