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TABLE OF CONTENTS
Important Safety Instructions.................................................................................................... 2
Safety Instructions......................................................................................................................................2
Radio Interference Statement....................................................................................................................3
APS Microinverter System Introduction.................................................................................... 4
APS Microinverter M1P Series................................................................................................... 6
APS Microinverter System Installation...................................................................................... 7
Additional Installation components from APS.......................................................................................... 7
Required Parts and Tools from you........................................................................................................... 7
Installation Procedures.............................................................................................................................. 8
Step 1 - Installing the AC Branch Circuit AC Isolator..........................................................................8
Step 2 - Attaching the APS Microinverters to the Racking or the PV Module Frame...................... 9
Step 3 - Connecting the APS Microinverter AC Cables....................................................................10
Step 4 - Connecting APS Microinverters to the PV Module............................................................ 11
Step 5 - Completing the APS Installation Map................................................................................ 12
APS microinverter system operating instructions...................................................................14
Troubleshooting........................................................................................................................15
Status Indications and Error Reporting....................................................................................................15
Start up LED......................................................................................................................................15
Operation LED.................................................................................................................................. 15
GFDI Error........................................................................................................ 错误！未定义书签。
Other Faults......................................................................................................................................15
Troubleshooting a non-operating APS Microinverter............................................................................. 16
Replace a microinverter........................................................................................................... 17
Technical Data...........................................................................................................................18
APS YC250A/I Microinverter Datasheet...................................................................................................19
APS YC500A/I Microinverter Datasheet...................................................................................................20
Wiring Diagram.........................................................................................................................21
Sample Wiring Diagram - Single Phase....................................................................................................21
Sample Wiring Diagram - Three Phase.................................................................................................... 22
APsystems YC250/YC500 Installation/User Manual
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