Table of contents
SMA Solar Technology AG
Operating manualSTP50-4x-BE-en-236
8.25 Activating and Setting String-Failure Detection ........................................................ 85
8.26 Saving the Configuration in a File............................................................................. 87
8.27 Adopting a Configuration from a File....................................................................... 87
8.28 Firmware Update ....................................................................................................... 88
8.28.1 Activating Automatic Firmware Update ................................................ 88
8.28.2 Updating Firmware with Update File via the User Interface................ 88
8.28.3 Updating Firmware with Update File via the USB Flash Drive ............ 89
8.28.4 Searching for and Installing New Firmware via the User Interface .... 90
9 Disconnecting the Inverter from Voltage Sources................. 91
10 Clean the product..................................................................... 94
11 Troubleshooting ....................................................................... 95
11.1 Forgotten Password.................................................................................................... 95
11.2 Product Key Lost......................................................................................................... 96
11.3 Event Messages ......................................................................................................... 97
11.4 Checking the PV System for Ground Faults.............................................................. 112
11.5 Resetting the Operation Inhibition after Detection of an Arc Fault ......................... 115
12 Decommissioning the Inverter ................................................ 116
13 Technical Data.......................................................................... 120
14 Accessories ............................................................................... 124
15 Contact...................................................................................... 125
16 EU Declaration of Conformity................................................. 126
17 UK Declaration of Conformity ................................................ 127
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