Sungrow SG4KTL-31 Manuals

Manuals and User Guides for Sungrow SG4KTL-31. We have 1 Sungrow SG4KTL-31 manual available for free PDF download: User Manual

Sungrow SG4KTL-31 User Manual

Sungrow SG4KTL-31 User Manual (80 pages)

PV Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 1.74 MB

Table of Contents

Table of Contents
7
1 Safety Instructions

11
- Important Safety Instructions
  11
- Save These Instructions
  11
2 Product Introduction

17
- Intended Usage
  17
- Product Description
  18
  - Product Appearance
    18
  - Dimensions and Weight of Inverter
    19
  - LCD Display Panel
    19
  - DC Switch
    20
- Technical Description
  21
  - Principle Description
    21
  - Functions Description
    21
3 Workflow about Inverter

23
4 Unpacking and Storage

25
- Unpacking and Inspection
  25
- Identifying Inverter
  26
- Delivery Contents
  27
- Storage of Inverter
  28
5 Installing Inverter Onto Wall

29
6 Electrical Connection

35
- Terminals Description
  35
- Simplified Electrical Connection Diagram
  36
- Connecting Inverter to AC Grid
  37
- Connecting Inverter to PV Arrays
  41
  - Assembling DC Cable to Connector
    42
  - Wiring Procedures
    44
- PV System Grounding
  45
- Communication Connection
  46
  - Communication Types
    46
  - RS485 Communication Connection
    46
7 Commissioning

49
- Verify before Commissioning
  49
- Commissioning Procedures
  49
8 Disconnection of Inverter

51
9 Troubleshooting

53
- Troubleshooting of LED Indicator
  53
  - Troubleshooting of Faults in LCD Screen
    54
- Maintenance
  56
  - Cleaning the Cabinet
    56
  - Cleaning the Heat Sink
    56
  - Battery Maintenance
    56
10 Operation of LCD Menu

58
- Description of Button Function
  58
- Operation Mode of Inverter
  59
- Overview of Complete LCD Menu
  60
- The Default Screen
  61
- Contrast Adjustment
  61
- Current Running Information
  62
- Historical Information
  62
  - Running Record
    62
  - Fault Record
    63
- Language Settings
  64
- Time Settings
  64
- Deviation of E-Tot Adjustment
  65
- Load Default Settings
  66
- Firmware Version
  66
- Auto-Test (Only for Italy)
  67
- Running Parameters Settings
  68
- Protective Parameters Settings
  69
- Communication Parameters Settings
  71
  - Address Settings
    72
  - Protocol Settings
    72
- Inverter Start and Stop
  73
Appendix

74
- Electrical Specifications
  74
- Temperature Derating Curve
  76
- Exclusion of Liability
  77
- About Us
  78
- Contact Information
  78

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