SMA SUNNY CENTRAL 500CP XT User Manual page 6

Table of Contents
7 Troubleshooting............................................................................................................................ 63
7.1 Safety during Troubleshooting........................................................................................................................ 63
7.2 Activating Alert under Fault Conditions.......................................................................................................... 63
7.3 Reading Off Disturbance Messages .............................................................................................................. 64
7.3.1 Reading Off Error Messages via Touch Display............................................................................................ 64
7.3.2 Reading Off Disturbance Messages via the User Interface .......................................................................... 64
7.3.3 Displaying the Event Report............................................................................................................................. 64
7.3.3.1
7.3.3.2
7.4 Acknowledging Disturbance Messages......................................................................................................... 65
7.4.1 Acknowledging Disturbance Messages via the Key Switch ......................................................................... 65
7.4.2 Acknowledging Disturbance Messages via the User Interface..................................................................... 65
7.5 Remedial Action in Case of Disturbances ...................................................................................................... 65
7.5.1 Inverter Behavior in Case of Disturbances ..................................................................................................... 65
7.5.2 Explanation of the Error Tables ....................................................................................................................... 67
7.5.3 Error Numbers 01xx to 13xx - Disturbance on the Utility Grid .................................................................... 67
7.5.4 Error Numbers 34xx to 40xx - Disturbance on the PV Array ....................................................................... 68
7.5.5 Error Numbers 6xx to 9xx - Disturbance on the Inverter............................................................................... 70
7.5.6 Displaying Disturbance Messages for Active Power Limitation .................................................................... 73
7.5.7 Displaying Disturbance Messages for the Reactive Power Setpoint ............................................................ 74
8 Disposal......................................................................................................................................... 75
9 Periodic Actions ............................................................................................................................ 76
9.1 Mounting and Disassembly Work.................................................................................................................. 76
9.1.1 Disassembling and Mounting the Panels........................................................................................................ 76
9.1.2 Disassembling and Mounting the Protective Covers...................................................................................... 77
9.2 Entering the Password via the Touch Display ................................................................................................ 78
9.3 Parameter Overview........................................................................................................................................ 78
9.3.1 Accessing the Parameter Overview ................................................................................................................ 78
9.3.2 Saving Parameter Changes............................................................................................................................. 78
9.4 User Interface................................................................................................................................................... 78
9.4.1 Logging Into the User Interface ....................................................................................................................... 78
9.4.2 Logging Out of the User Interface .................................................................................................................. 79
10 Function Description..................................................................................................................... 80
10.1 Operating States ............................................................................................................................................. 80
10.1.1 Overview of the Operating States .................................................................................................................. 80
10.1.2 Stop................................................................................................................................................................... 80
10.1.3 Grid Monitoring .............................................................................................................................................. 81
10.1.3.1 Monitoring the Grid Voltage.......................................................................................................................... 81
10.1.3.2 Monitoring the Power Frequency................................................................................................................... 82
10.1.4 Grid Monitoring Time Reached....................................................................................................................... 82
10.1.5 Startup............................................................................................................................................................... 83
10.1.5.1 In Normal Operation: Active Power Ramp-Up ............................................................................................. 83
10.1.5.2 After Grid Fault: Decoupling Protection Ramp.............................................................................................. 83
10.1.6 Load Operation................................................................................................................................................ 83
10.1.6.1 MPP.................................................................................................................................................................. 83
10.1.6.2 Q at Night ....................................................................................................................................................... 83
10.1.7 Shutdown.......................................................................................................................................................... 84
10.1.8 Disturbance....................................................................................................................................................... 84
10.2 Safety Functions............................................................................................................................................... 84
10.2.1 Manual Shutdown Functions ........................................................................................................................... 84
10.2.1.1 External Fast Stop ........................................................................................................................................... 84
10.2.1.2 Remote Shutdown ........................................................................................................................................... 85
6 SCCPXT-E7-BA-en-58
Enabling Automatic Read-Out of Events........................................................................................................ 64
Displaying and Downloading the Event Report ............................................................................................ 64
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User Manual