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Manuals
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Sungrow Manuals
Inverter
SG3425UD
System manual
Sungrow SG3425UD System Manual
Outdoor inverter
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
About this Manual
Validity
Content
Target Group
Symbols Explanation
How to Use this Manual
Terminology
Safety Instructions
Intended Usage
Important Safety Instructions
General Safety Rules
Manual Storage
PV Arrays Hazards
Ground Fault Protection
Live Line Measurement
Measuring Instrument
Volt-Free Operations
ESD Protection
LCD Parameter Setting
Sand and Moisture Protection
Symbols on the Device Body
Safety Warning Signs
Daily Operation and Maintenance
Disposal of Waste
Manual Description
Product Description
Overall Design of the Inverter
Inverter Views
Mechanical Parameter
Ventilation Design
Interior Design of the Inverter
Internal Components
Internal Devices of the Inverter
Operations on the DC and AC Side
Delivery
Scope of Delivery
Identifying the Inverter
Checking for Transport Damages
Storage of the Inverter
Mechanical Installation
Transport
Hoisting the Inverter
Safety Precautions
Hoisting
Fastening of Connectors
Foundation
Selection of Installation Site
Foundation Requirements
Recommended Foundation Construction Plan
Other Precautions
Removing the Sealing Tapes
Clearance Requirement
Electrical Installation
Safety Instructions
Generals Rules
Preparation before Electrical Connections
Installation Tools
Opening the Inverter Door
Opening the Cable Entries
Checking the Cables
During Connection
Circuit Diagram and Cable Connection
Circuit Diagram
Cable Specifications
DC Connection
Checking before Connection
DC Cable Connection
AC Connection
Safety Notices
AC Connection Area on the Side
AC Connection Area at the Bottom
Communication Connection
Ground Connection
Finishing Electrical Connection
Closing the Inverter Door
Commissioning
Safety Instructions
Requirements of Commissioning
Checking before Commissioning
Checking the Cable Connection
Checking the Inverter Switches
Checking PV Array
Checking Grid Voltage
Preparation before Starting
LCD Parameter Setting
Completing Commissioning
Starting/Stopping
Starting
Inspection before Starting
Start Steps
Stopping
Normal Stop
Stop in Case of Fault
LCD Menu Operation
LCD Touchscreen
Default Screen
Initialization
Default Screen Introduction
Backlight and Screensaver
Overview of LCD Menu and Icon
Overview of Submenu and Icon
Layout of the Submenus
Entering Password
Language Setting
Conventional Way
Shortcut
Setting Date and Time
Checking Running Information
Checking History Information
Checking History Event
Checking History Data
Checking History Fault
Checking History Alarm
Checking Present Fault Information
Starting/Stopping
Loading Default
Checking Firmware Version
Parameters of LCD
Communication Parameters
Running Parameters
Protection Parameter
Main Functions
Operation Mode
Mode Change
Operation Mode Description
Active Power Limitation
Introduction to Active Power Limitation
How to Realize Power Limitation
Reactive Power Adjustment
Low Voltage Ride through (LVRT)
High Voltage Ride through (HVRT)
Mppt
Intelligent Temperature-Control Technology
Insulation Monitoring Function
Introduction
Simple Troubleshooting
Protection Function
DC Over-Voltage Protection
AC Over/Under-Voltage Protection
Frequency Anomaly Protection
Islanding Protection
Overload Protection
Ground Protection
Module Over-Temperature Protection
Internal Over-Temperature Protection
Troubleshooting
Safety Instructions
Checking Fault
Fault and Troubleshooting on the Inverter
Other Fault and Troubleshooting
Routine Maintenance
Overview
Safety Instructions
Maintenance
Overview
Introduction
Maintenance Interval
Cleaning the Inverter
Introduction
Cleaning Interval
Cleaning the Internal Dust
Cleaning the Foundation
Checking and Cleaning the Air Inlets/Outlets
Cleaning the Surface of the Inverter
Checking the Lock and Hinge
Checking the Sealing Strip
Painting Make-Up Measures
Replacing the Electrical Components
Safety Instructions
Replacing DC Fuses
Appendix
System Parameters
Tightening Torques
Exclusion of Liability
Contact Information
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System Manual
Outdoor Inverter
SG3425UD/SG3600UD
SG3425UD/
ManualSG3425UD_3600UD-SEN-
Ver14-202208M-H-002150
SG3425UD_3600UD-SEN-Ver14-202208
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Table of Contents
Troubleshooting
Insulation Monitoring Function
78
Troubleshooting
80
Fault and Troubleshooting on the Inverter
81
Other Fault and Troubleshooting
92
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Sg3600ud
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