Install Manual

Table of Contents
SMA Solar Technology AG
Installation Manual STP33-62-US-41-IA-en_es-11 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 Typographies in the document.................................................................................. 6
1.7 Designation in the document..................................................................................... 6
1.8 Additional Information ............................................................................................... 6
2 Safety ........................................................................................ 8
2.1 Intended Use .............................................................................................................. 8
2.2 IMPORTANT SAFETY INSTRUCTIONS.................................................................... 9
3 Scope of Delivery..................................................................... 12
4 Product Overview .................................................................... 13
4.1 Product Description .................................................................................................... 13
4.2 Symbols on the Product ............................................................................................. 14
4.3 Interfaces and Functions ............................................................................................ 15
4.4 LED Signals................................................................................................................. 19
5 Mounting................................................................................... 20
5.1 Requirements for Mounting ....................................................................................... 20
5.2 Mounting the Inverter................................................................................................. 23
6 Electrical Connection................................................................ 25
6.1 Overview of the Connection Area ............................................................................ 25
6.2 AC Connection........................................................................................................... 26
6.2.1 Requirements for the AC Connection.................................................... 26
6.2.2 Connecting the Inverter to the Utility Grid ............................................ 27
6.3 Connecting the Network Cables............................................................................... 29
6.4 Connecting the Multifunction Relay .......................................................................... 31
6.4.1 Procedure for connecting the multifunction relay ................................. 31
6.4.2 Operating Modes of the Multifunction Relay....................................... 31
6.4.3 Connection Options ............................................................................... 32
6.4.4 Connection to the Multifunction Relay .................................................. 35
6.5 DC Connection........................................................................................................... 37
6.5.1 Requirements for the DC Connection.................................................... 37
6.5.2 Assembling the DC Connectors............................................................. 38
ENGLISH