SMA STP 20-50 Commercial Solar Inverter Manuals

Manuals and User Guides for SMA STP 20-50 Commercial Solar Inverter. We have 2 SMA STP 20-50 Commercial Solar Inverter manuals available for free PDF download: Quick Reference Manual, Operating Manual

SMA STP 20-50 Operating Manual

SMA STP 20-50 Operating Manual (112 pages)

Brand: SMA | Category: Inverter | Size: 4 MB

Table of Contents

Table of Contents
4
1 Information on this Document

9
- Validity
  9
- Target Group
  9
- Content and Structure of this Document
  9
- Levels of Warning Messages
  9
- Symbols in the Document
  10
- Typographies in the Document
  10
- Designations in the Document
  10
- Additional Information
  11
2 Safety

12
- Intended Use
  12
- Important Safety Instructions
  13
3 Scope of Delivery

18
4 Product Overview

20
- Device Function
  20
- System Overview
  20
- Product Description
  22
- Symbols on the Product
  22
- Interfaces and Functions
  24
  - User Interface
    24
  - Device Key (DEV KEY)
    24
  - Diagnostic Function
    25
  - Digital Inputs
    25
  - Integrated Plant Control
    25
  - Modbus
    25
  - Multifunction Relay (MFR)
    25
  - Grid Management Services
    26
  - Fast Stop Function
    26
  - SMA Arcfix
    26
  - SMA Dynamic Power Control
    26
  - SMA Shadefix
    27
  - SMA Smart Connected
    27
  - SMA Speedwire
    27
  - Surge Arrester Type 1+2 or Type 2
    27
  - Wi-Fi
    27
  - Wi-Fi Connection to SMA 360° App and SMA Energy App
    28
- LED Signals
  28
5 Mounting

30
6 Electrical Connection

36
- Requirements for the Electrical Connection
  36
  - Permitted Grid Configurations
    36
  - Residual-Current Monitoring Unit
    36
  - Load-Break Switch and Cable Protection
    37
  - Additional Grounding
    37
  - Equipotential Bonding
    38
  - Overvoltage Category
    38
  - AC Cable Requirements
    38
  - Network Cable Requirements
    38
  - Requirements for the PV Modules Per Input
    39
  - DC Cable Requirements
    39
  - Signal Cable Requirements
    39
- Overview of the Connection Area
  40
  - View from below
    40
  - Interior View
    41
- Electrical Connection Procedure
  41
- Connecting the AC Cable
  42
- Connecting Additional Grounding
  44
- Connecting the Network Cables
  45
- Connection of a Ripple Control Receiver
  46
- Connection to the Multifunction Relay
  49
  - Digital Output (MFR)
    49
  - Pin Assignment MFR
    49
  - Connect Signal Source to MFR
    49
- Connection to Digital Input DI 5-6
  50
- DC Connection
  53
7 Commissioning

58
8 Operation

61
9 Disconnecting the Inverter from Voltage Sources

75
10 Cleaning

79
11 Troubleshooting

80
12 Decommissioning the Product

99
13 Disposal

100
14 Technical Data

101
- General Data
  101
- DC Input
  102
- AC Output
  102
- Digital Inputs
  104
- Digital Output (Multifunction Relay)
  104
- Communication
  105
- Data Storage Capacity
  105
- Efficiency
  105
- Protective Devices
  105
- Climatic Conditions
  106
- Equipment
  106
- Torques
  106
15 Accessories

107

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SMA STP 20-50 Quick Reference Manual

SMA STP 20-50 Quick Reference Manual (262 pages)

Brand: SMA | Category: Inverter | Size: 6 MB

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