Table of Contents
SMA Solar Technology AG
Operating Manual STPx0-3SE-40-BE-en-10 5
9.13 Operating Modes of the Multifunction Relay........................................................... 79
9.14 Changing the Operating Mode of the Multifunction Relay .................................... 80
9.15 Configuring the Battery-Backup System.................................................................... 80
9.16 Power Supply of Backup Loads in Parallel Grid Operation.................................... 81
9.17 Configuring the Modbus Function............................................................................. 82
9.18 Setting SMA ShadeFix............................................................................................... 83
9.19 Saving the Configuration in a File............................................................................. 83
9.20 Adopting a Configuration from a File....................................................................... 83
9.21 Activating Automatic Firmware Update.................................................................... 84
9.22 Updating the Firmware.............................................................................................. 84
10 Disconnecting the Inverter from Voltage Sources ................. 86
11 Clean the product..................................................................... 90
12 Troubleshooting........................................................................ 91
12.1 Forgotten Password.................................................................................................... 91
12.2 Event Messages ......................................................................................................... 92
12.3 Checking the PV System for Ground Faults.............................................................. 112
12.4 Problems with streaming services.............................................................................. 116
13 Decommissioning the Inverter.................................................117
14 Procedure when Replacing a Battery.....................................120
15 Procedure for Receiving a Replacement Device....................121
16 Technical Data ..........................................................................122
17 Contact ......................................................................................129
18 EU Declaration of Conformity .................................................130
19 UK Declaration of Conformity.................................................131