Sungrow SG20KTL Manuals

Manuals and User Guides for Sungrow SG20KTL. We have 1 Sungrow SG20KTL manual available for free PDF download: User Manual

Sungrow SG20KTL User Manual

Sungrow SG20KTL User Manual (98 pages)

PV Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 2.58 MB

Table of Contents

About this Manual
3
Table of Contents
6
1 Safety Instructions

9
2 Product Introduction

14
- Intended Usage
  14
- Product Description
  15
  - Product Appearance
    15
  - Dimensions and Weight of Inverter
    16
  - LCD Display Panel
    16
  - DC Switch
    17
- Technical Description
  18
  - Principle Description
    18
  - Functions Description
    19
  - Derating
    20
3 Installation Flow

22
4 Unpacking and Storage

24
- Unpacking and Inspection
  24
- Identifying Inverter
  25
- Delivery Contents
  26
- Storage of Inverter
  27
5 Installing Inverter Onto Wall

28
6 Electrical Connection

35
- Terminals Description
  35
- Simplified Electrical Connection Diagram
  36
- Connecting Inverter to AC Grid
  38
  - AC Side Requirements
    38
  - Connecting Inverter to AC Grid
    40
- Connecting Inverter to PV Arrays
  43
  - PV Inputs Configuration
    43
  - Assembling DC Cable to Connector
    46
  - Wiring Procedures
    47
- Grounding the Inverter
  50
  - Grounding System Overview
    50
  - Second Protective Earth Terminals
    51
- Communication Connection
  52
  - Communication Overview
    52
  - Communication System
    53
  - RS485 Communication Connection
    54
7 Commissioning

56
- Inspection before Commissioning
  56
- Commissioning Procedure
  56
8 Disconnecting, Dismantling and Disposing the Inverter

59
- Disconnecting the Inverter
  59
- Dismantling the Inverter
  60
- Disposing the Inverter
  60
9 Troubleshooting and Maintenance

61
- Troubleshooting
  61
  - Troubleshooting of LED Indicator
    61
  - Troubleshooting of Faults in LCD Screen
    62
- Maintenance
  66
  - Routine Maintenance
    66
  - Maintenance Instruction
    66
- Contact Sungrow Service
  69
10 Operation of LCD Display Panel

70
- Description of Button Function
  70
- Inverter Menu Structure
  71
- Main Screen
  72
- Adjust Contrast
  73
- Detailed Running Information
  74
- History Records
  75
  - Running Information Records
    75
  - Fault Records
    75
- Start and Stop Inverter
  76
- Input Parameter Settings Password
  76
- System Parameters Setting
  77
  - Language Setting
    77
  - Time Setting
    77
  - Energy Deviation Adjustment
    77
  - Load Default
    78
  - Firmware Version
    78
- Running Parameter Setting
  79
  - Main Screen of Run-Param
    79
  - Reactive Power Regulation
    80
  - Save P/Q-Set
    82
- Protective Parameters Setting
  83
- Communication Parameters Setting
  86
- PV Configuration Mode Setting
  86
- Special Settings for Italy
  87
11 Appendix

93
- Technical Data
  93
- Terminals and Cables
  95
- Exclusion of Liability
  96
- About Us
  97

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