Table Of Contents - enphase M215 Installation And Operation Manual

Table of Contents

Important Safety Information ................................................................................................................................ 4
The Enphase Microinverter System ..................................................................................................................... 5
How the Microinverter Works .................................................................................................................. 6
System Monitoring .............................................................................................................................. 6
Optimal Reliability ............................................................................................................................... 6
Ease of Design .................................................................................................................................... 6
Enphase Microinverter Installation ....................................................................................................................... 7
Compatibility and Capacity ..................................................................................................................... 7
Parts and Tools Required ....................................................................................................................... 7
Enphase equipment: .......................................................................................................................... 8
Other items: ........................................................................................................................................ 8
Lightning Surge Suppression ................................................................................................................. 8
Installation Procedure ............................................................................................................................. 9
Step 1 - Measure AC at the Electrical Utility Connection ...................................................................... 9
Step 2 - Install the AC Branch Circuit Junction Box ............................................................................ 10
Step 3 - Position the Enphase Engage Cable ..................................................................................... 11
Step 4 - Attach the Microinverters to the PV Racking .......................................................................... 12
Step 5 - Dress the Engage Cable ........................................................................................................ 13
Step 7 - Terminate the Unused End of the Engage Cable .................................................................. 15
Step 8 - Connect the Engage Cable to AC Junction Box(es) ............................................................. 16
Step 9 - Ground the System................................................................................................................. 17
Step 10 - Complete the Installation Map ............................................................................................. 18
Complete the Installation Map .......................................................................................................... 18
Alternative: Create Your Own Map .................................................................................................. 18
Step 11 - Connect the PV Modules ...................................................................................................... 18
Step 12 - Build the Virtual Array ........................................................................................................... 19
Commissioning and Operation .......................................................................................................................... 20
Commissioning ..................................................................................................................................... 20
Operating Instructions .......................................................................................................................... 20
Troubleshooting .................................................................................................................................................. 21
Status LED Indications and Error Reporting......................................................................................... 21
Startup LED Operation: .................................................................................................................... 21
Post-Startup LED Indications: .......................................................................................................... 21
GFDI Fault: ........................................................................................................................................ 21
Other Faults: ..................................................................................................................................... 21
Troubleshooting an Inoperable Microinverter....................................................................................... 22
Disconnecting a Microinverter from the PV Module ............................................................................. 23
Installing a Replacement Microinverter ................................................................................................ 24
Technical Data .................................................................................................................................................... 25
Technical Considerations ..................................................................................................................... 25
Technical Specifications ....................................................................................................................... 26
Enphase M215 Microinverter Parameters ........................................................................................ 26
Enphase Installation Map ..................................................................................................................... 28
Sample Wiring Diagram - M215, 240 VAC ........................................................................................... 29
Sample Wiring Diagram - M215, 208 VAC ........................................................................................... 30
3 Copyright  2012 Enphase Energy
M215 Installation and Operation
141-00012 Rev 04