Sungrow SG2500U-MV Solar Inverter Manuals

Sungrow SG2500U-MV Solar Inverter Manuals

Manuals and User Guides for Sungrow SG2500U-MV Solar Inverter. We have 1 Sungrow SG2500U-MV Solar Inverter manual available for free PDF download: System Manual

Sungrow SG2500U-MV System Manual

Sungrow SG2500U-MV System Manual (103 pages)

MV Turnkey Station

Brand: Sungrow | Category: Inverter | Size: 3.66 MB

Table of Contents

Table of Contents
3
1 About this Manual

9
- Preface
  9
- Validity
  9
- Content
  9
- Target Group
  9
- Symbols Explanation
  10
- How to Use this Manual
  11
- Terminology
  11
2 Safety Instructions

12
- Intended Usage
  12
- Important Safety Instructions
  12
  - General Safety Rules
    13
  - Manual Storage
    13
  - PV Arrays Hazards
    13
  - Ground Fault Protection
    14
  - Live Line Measurement
    14
  - Measuring Instrument
    14
  - Volt-Free Operations
    14
  - ESD Protection
    15
  - LCD Parameter Setting
    15
  - Sand and Moisture Protection
    15
  - Symbols on the Device Body
    15
  - Safety Warning Signs
    15
  - Daily Operation and Maintenance
    15
  - Disposal of Waste
    16
  - Manual Description
    16
- Safety Instructions of each Working Area
  16
  - Safe Operation of the MV Station Room
    17
  - Safe Operation of the Transformer Room
    17
3 Product Description

18
- Brief Introduction
  18
- MV Station Internal Construction
  18
- Overall Design of the MV Station
  19
  - MV Station Views
    19
  - Mechanical Parameter
    21
  - Ventilation Design
    22
- Interior Design of the MV Station
  22
4 Identify and Store the MV Station

26
5 Mechanical Installation

28
- Transport
  28
- Hoisting the MV Station
  29
  - Safety Precautions
    29
  - Hoisting
    30
  - Fastening of Connectors
    31
- Foundation
  31
- Removing Flashings and Cover Plates
  35
6 Electrical Installation

36
- Safety Instructions
  36
  - Generals Rules
    36
  - Five Safety Rules
    37
- Parts for Cabling
  38
  - Copper Wire Connection
    38
  - Aluminum Wire Connection
    39
- Tightening Torques
  39
- Preparation before Electrical Connections
  39
  - Installation Tools
    40
  - Opening the MV Station Door
    40
  - Removal of the Protective Grid
    40
  - Removing Sealing Tapes of Cable Inlet Holes
    40
  - Checking the Cables
    40
  - During Connection
    41
- MV Station Circuit Diagram and Cable Connection
  41
  - Circuit Diagram
    41
  - Cable Specifications
    41
- General Principles for Cable Connections
  42
- DC Connection
  42
  - Checking before Connection
    42
  - DC Cable Connection
    42
- AC Connection
  44
  - Safety Notices
    44
  - AC Cable Connection
    45
- Ground Connection
  45
- Communication Connection
  47
- External Power Supply Connection
  48
- Finishing Electrical Connection
  49
7 Commissioning

50
- Safety Instructions
  50
- Requirements for Commissioning
  50
- Checking before Commissioning
  51
  - Checking the Cable Connection
    51
  - Checking the Module
    51
  - Checking PV Array
    51
  - Checking Grid Voltage
    52
- Preparation before Starting
  52
- Starting the Device
  52
- LCD Parameter Setting
  53
- Completing Commissioning
  53
8 Starting/Stopping

55
- Starting
  55
  - Inspection before Starting
    55
  - Starting Steps
    55
- Stopping
  56
  - Normal Stop
    56
  - MV Station Stops When a Fault Occurs
    56
9 LCD Menu Operation

57
- LCD Touch Screen
  57
- Default Screen
  57
  - Initialization
    57
  - Default Screen Introduction
    57
  - Backlight and Screensaver
    58
- Overview of LCD Menu and Icon
  58
  - Overview of Submenu and Icon
    58
  - Layout of the Submenus
    58
- Entering Password
  59
- Language Setting
  60
  - Conventional Way
    60
  - Shortcut
    60
- Date and Time Setting
  61
- Running Information Checking
  61
- History Information Checking
  62
  - History Event Checking
    62
  - History Data Checking
    63
  - History Fault Checking
    63
  - History Alarm Checking
    64
- Present Fault Information Checking
  64
- Starting/Stopping
  65
- Load Default
  65
- Firmware Version Checking
  65
- Parameters of LCD
  66
  - Communication Parameters
    66
  - Running Parameters
    67
  - Protection Parameter
    69
1005 MV Station Functions

74
- Operation Mode
  74
  - Mode Change
    74
  - Operation Mode Description
    74
- Complete Control Strategy
  76
- Active Power Limitation
  76
  - Introduction to Active Power Limitation
    76
  - How to Realize Power Limitation
    76
- Reactive Power Adjustment
  77
- L/Hvrt
  78
- Temperature Derating
  79
- Mppt
  79
- Intelligent Temperature-Control Technology
  80
- Insulation Monitoring Function
  80
  - Introduction
    80
  - Simple Troubleshooting
    80
- GFDI Function
  81
- Vs-U Curve
  81
- Protection Function
  81
  - DC Over-Voltage Protection
    81
  - AC Over/Under-Voltage Protection
    81
  - Frequency Anomaly Protection
    81
  - Islanding Protection
    81
  - Reverse Polarity Protection
    82
  - Overload Protection
    82
  - Ground Protection
    82
  - Module Over-Temperature Protection
    82
  - Internal Over-Temperature Protection
    82
- Firefighting
  82
  - General Introduction
    82
  - Smoke Detector
    82
11 Troubleshooting

84
12 Routine Maintenance

92
- Safety Instructions
  92
  - Five Safety Rules
    93
- Maintenance
  93
- On-Site Painting Make-Up Measures
  97
- Replacement of the Electrical Components
  101
13 Appendix

102
- MV Station System Parameter
  102
  - Input Data (DC Side)
    102
  - Output Data (Grid Side)
    102
  - Mechanical Parameters
    102
  - System Data
    102
- Exclusion of Liability
  103
- Contact Information
  103

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