APsystems DS3-S, User Manual

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APsystems Microinverter DS3-S User Manual 1
Table of Contents
1. Important Safety Instructions
...............................................................................................2
1.1 Safety Instructions
.................................................................................................................................... 2
1.2 Radio Interference Statement
..............................................................................................................3
1.3 Symbols replace words on the equipment, on a display, or in manuals
.............................. 4
2. APsystems Microinverter System Introduction
.............................................................5
3. APsystems Microinverter DS3-S Introduction
............................................................... 7
4. APsystems Microinverter System Installation
............................................................... 8
4.1 Additional accessories supplied by APsystems
........................................................................... 8
4.2 Other required accessories not supplied by APsystems
..........................................................8
4.3 Installation Procedures
..........................................................................................................................9
4.3.1 Step 1 - Verify that grid voltage matches microinverter rating
....................................9
4.3.2 Step 2 – Y3 AC Bus Cable distribution
................................................................................ 9
4.3.3 Step 3 - Attach the APsystems Microinverters to the Racking
...................................9
4.3.4 Step 4 - Ground the system
.................................................................................................. 10
4.3.5 Step 5 - Connect the APsystems microinverter to AC bus cable
............................ 10
4.3.6 Step 6 - Install a Bus Cable End Cap at the end of AC bus cable
........................... 11
4.3.7 Step 7 - Connect APsystems Microinverters to the PV Modules
............................. 12
4.3.8 Step 8 - Complete the APsystems installation map
..................................................... 13
4.3.9 Step 9 - Warning Notice
......................................................................................................... 13
5. APsystems microinverter system operating instructions
........................................14
6. Troubleshooting
......................................................................................................................15
6.1 Status Indications and Error Reporting
..........................................................................................15
6.1.1 Start up LED
...................................................................................................................................15
6.1.2 Operation LED
............................................................................................................................. 15
6.1.3 GFDI Error
......................................................................................................................................15
6.2 ECU_APP
..................................................................................................................................................15
6.3 Installer EMA (web portal or EMA Manager APP)
.................................................................... 15
6.4 Trouble Shooting Guide
......................................................................................................................15
6.5 APsystems Technical Support
.......................................................................................................... 16
6.6 Maintenance
............................................................................................................................................16
7. Replace a microinverter
....................................................................................................... 17
8. Technical Data
..........................................................................................................................18
8.1 DS3-S Microinverter Datasheet
......................................................................................................... 19
9. DS3-S - Wiring Diagram
.......................................................................................................20
9.1 Sample Wiring Diagram - Single Phase
..........................................................................................20
Draft