Table of Contents
SMA Solar Technology AG
Operating manual STP15-25TL-30-BE-en-17 3
Table of Contents
1 Information on this Document................................................. 5
1.1 Validity........................................................................................................................ 5
1.2 Target Group.............................................................................................................. 5
1.3 Content and Structure of this Document ................................................................... 5
1.4 Levels of Warning Messages.................................................................................... 5
1.5 Symbols in the Document .......................................................................................... 6
1.6 Typographical Elements in the Document ................................................................ 6
1.7 Designations in the Document................................................................................... 6
1.8 Additional Information............................................................................................... 7
2 Safety ........................................................................................ 8
2.1 Intended Use .............................................................................................................. 8
2.2 IMPORTANT SAFETY INSTRUCTIONS.................................................................... 8
3 Scope of Delivery ..................................................................... 13
4 Product Overview .................................................................... 14
4.1 Product Description.................................................................................................... 14
4.2 Symbols on the Product ............................................................................................. 15
4.3 Interfaces and Functions ............................................................................................ 16
4.4 LED Signals................................................................................................................. 18
5 Mounting................................................................................... 20
5.1 Requirements for Mounting ....................................................................................... 20
5.2 Mounting the Inverter................................................................................................. 22
6 Electrical Connection ................................................................ 25
6.1 Overview of the Connection Area ............................................................................ 25
6.1.1 View from Below..................................................................................... 25
6.1.2 Interior View............................................................................................ 26
6.2 AC Connection........................................................................................................... 26
6.2.1 Requirements for the AC Connection.................................................... 26
6.2.2 Connecting the Inverter to the Utility Grid ............................................ 28
6.2.3 Connecting Additional Grounding........................................................ 29
6.3 DC Connection........................................................................................................... 30
6.3.1 Requirements for the DC Connection.................................................... 30
6.3.2 Connecting the PV Array........................................................................ 31
6.4 Retrofitting the Surge Arrester Type II ....................................................................... 32
7 Commissioning ......................................................................... 34
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