Table of Contents
SMA Solar Technology AG
User Manual 3SCCPXT-E7-BA-en-58
Table of Contents
1 Information on this Document..................................................................................................... 9
1.1 Validity ............................................................................................................................................................. 9
1.2 Target Group ................................................................................................................................................... 9
1.3 Additional Information..................................................................................................................................... 9
1.4 Levels of warning messages............................................................................................................................ 9
1.5 Symbols in the Document................................................................................................................................ 10
1.6 Typographies in the document ....................................................................................................................... 10
1.7 Designation in the document .......................................................................................................................... 10
2 Safety ............................................................................................................................................ 11
2.1 Intended Use.................................................................................................................................................... 11
2.2 Safety Information ........................................................................................................................................... 12
2.3 Cyber Security ................................................................................................................................................. 14
2.4 Personal Protective Equipment........................................................................................................................ 15
3 Product Overview ........................................................................................................................ 16
3.1 Design of the Inverter ...................................................................................................................................... 16
3.2 Devices of the Inverter..................................................................................................................................... 16
3.3 Operating and Display Elements.................................................................................................................... 17
3.3.1 Function of the Switches .................................................................................................................................. 17
3.3.1.1 Key Switch....................................................................................................................................................... 17
3.3.1.2 AC Disconnection Unit.................................................................................................................................... 18
3.3.1.3 DC Switchgear................................................................................................................................................ 18
3.3.2 Touch Display................................................................................................................................................... 19
3.3.2.1 Design.............................................................................................................................................................. 19
3.3.2.2 Explanation of Symbols.................................................................................................................................. 19
3.3.3 LEDs of the SC-COM ....................................................................................................................................... 23
3.3.3.1 LEDs on the Enclosure..................................................................................................................................... 23
3.3.3.2 LEDs on the Network Port............................................................................................................................... 24
3.3.3.3 LEDs on the Optical Fiber Terminals .............................................................................................................. 25
3.3.4 User Interface................................................................................................................................................... 26
3.3.4.1 Design of the User Interface........................................................................................................................... 26
3.3.4.2 Tree View and Device View ........................................................................................................................... 26
3.3.4.3 Status Symbols ................................................................................................................................................ 27
3.4 Symbols on the Product................................................................................................................................... 27
4 Commissioning ............................................................................................................................. 28
4.1 Safety during Commissioning ......................................................................................................................... 28
4.2 Requirements for Commissioning.................................................................................................................... 28
4.3 Visual Inspection and Mechanical Test.......................................................................................................... 29
4.3.1 Sequence for Visual Inspection and Mechanical Test................................................................................... 29
4.3.2 Checking the Connections of the Cables for Communication, Control Supply Voltage and Monitoring.. 29
4.3.3 Checking the High-Current Contacts Made at the Installation Site .............................................................. 29
4.3.4 Checking the High-Current Contacts Made at the Factory ........................................................................... 30
4.3.5 Checking the Settings of the Switching Units.................................................................................................. 30
4.3.6 Checking the Connectors ................................................................................................................................ 30
4.4 Connection and Measurement ...................................................................................................................... 30
4.4.1 Sequence for Connection and Measurement ................................................................................................ 30
4.4.2 Checking the Output Voltage of the Inverter.................................................................................................. 31
4.4.3 Checking the DC Voltage................................................................................................................................ 31
4.4.4 Switching On the Supply Voltage and the AC Disconnection Unit .............................................................. 32