SMA SHP 125-US-20, Operating Manual

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Table of Contents SMA Solar Technology AG
Operating manual SHP-US-20-BE-en-10 4
9 Operation ................................................................................. 46
9.1 Establishing a connection to the user interface ........................................................ 46
9.1.1
Establishing a Direct Connection via Ethernet ...................................... 46
9.1.2 Establishing a Connection via Ethernet in the local network ............... 47
9.2 Logging In and Out of the User Interface................................................................. 48
9.3 Start Page Design of the User Interface.................................................................... 49
9.4 Starting the Installation Assistant ............................................................................... 52
9.5 Switching the Dynamic Power Display Off............................................................... 53
9.6 Changing the Password............................................................................................. 53
9.7 Changing Operating Parameters.............................................................................. 53
9.8 Configuring the Country Data Set............................................................................. 54
9.9 Configuring the Modbus Function............................................................................. 55
9.10 Saving the Configuration in a File............................................................................. 55
9.11 Adopting a Configuration from a File....................................................................... 56
9.12 Updating the Firmware .............................................................................................. 56
10 Disconnecting the Inverter from Voltage Sources ................. 58
11 Cleaning the Inverter ............................................................... 60
12 Troubleshooting........................................................................ 61
12.1 Forgotten Password.................................................................................................... 61
12.2 Event Messages ......................................................................................................... 62
12.3 Checking the PV System for Ground Faults.............................................................. 77
12.4 Replacing the Surge Arrester..................................................................................... 79
12.5 Activate the diagnostic function in the event of a defective Speedwire
communication ........................................................................................................... 79
12.6 Cleaning the Fans ...................................................................................................... 80
13 Decommissioning the Inverter................................................. 82
14 Procedure for Receiving a Replacement Device.................... 86
15 Technical Data .......................................................................... 88
16 Compliance Information .......................................................... 93
17 Contact ...................................................................................... 94