enphase IQ8 Design Manual page 5

8.1 Branch circuit current calculations ...................................................................................... 64
9 Appendix B: Phase balancing in IQ8 Commercial installations using the three-phase QD
Cable phase rotation ................................................................................................................................ 66
9.1 AC QD Cable for IQ8 Commercial Microinverter ................................................................ 66
9.1.1 Phase rotation for QD Cable ...................................................................................................... 66
9.1.2 Cable configurations for QD Cabling SKUs .............................................................................. 67
9.1.3 Phase balancing for IQ8 Commercial Microinverter system .................................................. 67
10 Appendix C: Specifications ............................................................................................................ 68
10.1 IQ8 Commercial Microinverters ............................................................................................ 68
10.2 QD Cables ................................................................................................................................ 70
10.3 IQ Gateway Commercial 2 ...................................................................................................... 71
11 Appendix D: Photovoltaic Hazard Control System ..................................................................... 72
11.1 Photovoltaic Hazard Control System (PVHCS), System equipment ...............................72
Revision history ......................................................................................................................................... 75
5 © 2023 Enphase Energy Inc. All rights reserved.
IQ8 Commercial Microinverter grid-tied PV system
November 2023
USG-00026-1.0