APsystems QS1 - Default Chapter; Table of Contents

QS1 Installation/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 QS1 Introduction................................................................................................... 7
4.APsystems Microinverter System Installation
................................................................................................ 8
4.1 Additional Installation components from APsystems
....................................................................................8
4.2 Required Parts and Tools from you................................................................................................................8
4.3 Installation Procedures................................................................................................................................... 9
4.3.1 Step 1 - Verify the grid voltage to match with microinverter rating...................................................9
4.3.2 Step 2 - Install the AC bus cable
.......................................................................................................... 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 AC bus protective end cap at the end of AC bus cable.......................................... 10
4.3.7 Step 7 - Connect APsystems Microinverters to the PV Modules...................................................... 11
4.3.8 Step 8 - Complete the APsystems installation map
...........................................................................11
5.APsystems microinverter system operating instructions
.............................................................................13
6.Troubleshooting
.............................................................................................................................................14
6.1 Status Indications and Error Reporting.........................................................................................................14
6.1.1 Start up LED........................................................................................................................................14
6.1.2 Operation LED.................................................................................................................................... 14
6.1.3 GFDI Error
...........................................................................................................................................14
6.1.4 Other Faults
....................................................................................................................................... 14
6.2 Troubleshooting a non-operating APsystems Microinverter
....................................................................... 15
6.3 Maintenance................................................................................................................................................. 15
7.Replace a microinverter................................................................................................................................ 16
8.Technical Data................................................................................................................................................ 17
9.Wiring Diagram
.............................................................................................................................................. 20
9.1 Sample Wiring Diagram - Single Phase
.........................................................................................................21
9.2 Sample Wiring Diagram - 120D 208 3-Phase Grid........................................................................................22
9.3 Sample Wiring Diagram - 120Y 208 3-Phase Grid
........................................................................................ 23
10. QS1 Accessory.............................................................................................................................................24
10.1 Wiring Diagram........................................................................................................................................... 24
10.2 Accessories Summary................................................................................................................................. 25