User Manuals: Sungrow SG250K3 Grid-Connected Inverter

User Manuals: Sungrow SG250K3 Grid-Connected Inverter

Manuals and User Guides for Sungrow SG250K3 Grid-Connected Inverter. We have 1 Sungrow SG250K3 Grid-Connected Inverter manual available for free PDF download: Operation Manual

Sungrow SG250K3 Operation Manual

Sungrow SG250K3 Operation Manual (66 pages)

Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 1 MB

Table of Contents

Table of Contents
5
1 Safety Instructions

10
- Service Safety
  12
- Open the Door of SG250K3
  12
2 Introduction

14
- PV Generation System
  14
- Figure 2-1 PV Generation System with SG250K3
  14
- Basic Structure
  15
- Figure 2-2 Simple Circuit Diagram of SG250K3
  15
- Status and Control Elements
  16
  - The LED Indicators
    16
  - Figure 2-3 External Appearance of SG250K3
    16
  - Table 2-1 Data and Control Components
    16
  - Table 2-2 Large LED Definitions
    16
  - Functions of the Touch Screen
    17
  - Emergency Stop Button
    17
  - Start/Stop Switch
    17
  - DC Breaker
    17
  - AC Breaker
    17
3 Commissioning

19
- Visual Inspection
  19
  - AC Connection Check
    19
  - DC Connection Check
    19
  - Ground Connection Check
    19
  - Serial Communication Check (Optional)
    19
- Start the Inverter
  20
- How to Restart after Using the Emergency Stop Button
  20
4 Operation

22
5 Data Interface

25
6 Touch Screen Control Menu

28
- Default Menu (Main Window)
  29
- Start the Inverter
  30
- Stop the Inverter
  32
- Check Running Data
  34
- Check History Data
  37
- Table 6-3 Explanations of Faults
  39
- Entering the Password
  40
- Change Display Language
  42
- Change System Time
  44
- Parameters Adjustment
  46
  - Generated Energy Adjustment
    46
  - Load Default Setup
    48
  - Set Running Parameters
    50
  - Protection Parameter Limit
    52
  - Communication Parameter Setup
    54
7 Maintenance

57
- Table 7-1 Maintenance Period
  57
8 Troubleshooting

59
9 Appendix A: Technical Data

63
- Input Parameters
  63
- Output Parameters
  63
- Efficiency
  63
- Mechanical Parameters
  63
- Environmental Parameters
  64
- Features
  64
- Exclusion of Liability
  65
10 Appendix B

65
- About Us
  66

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