Install Manual
Table Of Contents
- IQ Micros on a Three Phase System
- IQ Commercial Envoy
- Q Cable and IQ Microinverter Accessories
- Commercial IQ System Design
- Three-phase, 208Y/120V System Design
- 208Y/120V Electrical Service Conceptual Schematic
- Ampacity Calculations for 208V Branch Circuits on Two-Pole Circuit Breakers
- Ampacity Calculations for Three-Phase Feeders to 208Y/120V Solar Subpanel
- Example 208Y/120V Electrical Schematic
- Example 208Y/120V Basic Building Block Single Line Diagram for IQ 7+ with optional field-assembled Micro panel, keeping within maximum 249 Micros per Envoy recommendation.
- Interconnecting IQ Microinverters to Other Voltages
- Three-phase, 208Y/120V System Design
- Multiple IQ Commercial Envoys on a Single Site — Filtering Communication Domains
- Splicing Q Cable and Raw Q Cable with Junction Boxes
- Wire Management of AC and DC Cables Under Array
- AC Wire Management at the Junction Box
- Installing IQ Microinverters with Frame Mount Bracket
- Appendix A: Lightning and Surge Suppression in Commercial Systems
- Appendix B: Phase Loss Protection
Planning a Commercial IQ Microinverter System – North America
© 2020 Enphase Energy Inc. All rights reserved. January 27, 2020
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Enclosure Options for the IQ Commercial Envoy
Arlington EB1212-BP Enclosure with Back Plate
• Lockable unit dimensions are 12"x12"x4"
• Easily accommodates the addition of a field-
wired receptacle, if needed
• Outdoor rated with hinged door opening
upward, but indoor rated with hinge to side
Orbit 57905 Timer Cabinet
• Back plate included, NEMA3R, lockable
• Approximate dimensions are 11"x10"x5"
• Includes a receptacle pre-installed (not
wired)
• Mounting plate and IQ Commercial Envoy
must be removed to install back mounting
screws
• Tight wiring space for IQ Commercial Envoy
with PLC bridge
Integra H12104H*** Enclosures
• Strong metal or poly backplate options,
NEMA4, lockable
• Approximate dimensions are 10"x12"x5"
• Easily accommodates addition of a field
wired receptacle, if needed
• Manufacturer provides a wide variety of
enclosure options, including mounting tabs,
and vents
Attabox AH12106 Enclosure with BP1210A Back Plate
• Strong metal or poly backplate options, NEMA4, lockable
• Approximate dimensions are 10"x12"x5"
• Easily accommodates the addition of a field wired receptacle, if needed
• Manufacturer provides a wide variety of enclosure options, including mounting tabs, and vents
Cantex 5133714 Enclosure with Cover and Gasket
• NEMA4, PVC electrical enclosure
• Approximate dimensions are 12”x12”x6”
• Requires eight screws to install or remove cover and gasket