Name: Sungrow SG4950HV-MV
Brand: Sungrow
Rating: 4 (1 reviews)

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SG4950_6250_6800HV-MV-SEN-Ver26-202112

SG4950HV-MV/SG6250HV-MV/SG6800HV-MV

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Table of Contents3
About this Manual9
Validity9
Content9
Target Group9
Symbols Explanation10
How to Use this Manual11
Terminology11
Safety Instructions12
Intended Usage12
Important Safety Instructions12
General Safety Rules12
Manual Storage13
PV Arrays Hazards13
Ground Fault Protection14
Live Line Measurement14
Measuring Instrument14
Volt-Free Operations14
Danger from Electric Arc15
ESD Protection16
LCD Parameter Setting16
Sand and Moisture Protection16
Symbols on the Device Body16
Safety Warning Signs17
Daily Operation and Maintenance17
Disposal of Waste18
Manual Description18
Product Description19
Brief Introduction19
External Design of the MV Station19
MV Station Views19
Mechanical Parameter20
Ventilation Design21
Internal Design of the MV Station21
Internal Components21
Cable Entry Design22
Internal Devices of the MV Station22
Operations on the DC and AC Side23
Delivery26
Scope of Delivery26
Identifying the MV Station26
Checking for Transport Damages27
Storage of the MV Station28
Mechanical Installation29
Transport29
Hoisting the MV Station30
Safety Precautions30
Hoisting30
Fastening of Connectors32
Foundation33
Selection of Installation Site33
Foundation Requirements33
Recommended Foundation Construction Method34
Installating Oil-Water Separator(Optional)36
Electrical Installation37
Safety Instructions37
Generals Rules37
Five Safety Rules39
Preparation before Electrical Connections39
Installation Tools39
Opening the MV Station Door40
Checking the Cables40
During Connection40
Circuit Diagram and Cable Connection41
Circuit Diagram41
Cable Specifications42
Ground Connection43
AC Connection45
Safety Instructions45
AC Cable Connection45
DC Connection47
Checking before Connection47
DC Cable Connection48
Communication Connection51
Communication Connection on the Inverter51
Communication Connection on the Intelligent PMD(Optional)51
External Equipment Connection52
Finishing Electrical Connection53
Commissioning54
Safety Instructions54
Requirements of Commissioning55
Checking before Commissioning55
Checking the Cable Connection55
Checking the Module55
Checking PV Array56
Checking Grid Voltage56
Preparation before Starting57
Starting the Device57
LCD Parameter Setting58
Completing Commissioning58
Starting/Stopping59
Starting59
Inspection before Starting59
Start Steps59
Stopping60
Normal Stop60
Stop in Case of Fault60
LCD Menu Operation62
LCD Touch Screen62
Default Screen62
Initialization62
Default Screen Introduction62
Backlight and Screensaver63
Overview of LCD Menu and Icon63
Overview of Submenu and Icon63
Layout of the Submenus64
Entering Password65
Setting Language66
Conventional Way66
Shortcut66
Setting Date and Time66
Energy Output Deviation Adjustment67
Checking Running Information67
Checking History Information68
Checking History Event68
Checking History Data68
Checking History Fault68
Checking History Alarm69
Checking Present Fault Information69
Starting/Stopping70
Load Default70
Checking Firmware Version71
Parameters of LCD71
Communication Parameters71
Running Parameters72
Protection Parameter72
Main Functions73
Operation Mode73
Mode Change73
Operation Mode Description73
Complete Control Strategy(Optional)75
Active Power Limitation75
Introduction to Active Power Limitation75
How to Realize Power Limitation76
Reactive Power Adjustment76
Low Voltage Ride through (LVRT)77
High Voltage Ride through (HVRT)78
Mppt79
Intelligent Temperature-Control Technology79
Anti-PID Effect Function (Optional)79
Introduction to PID Effect79
Anti-PID Function Setting80
PID Repair80
Insulation Monitoring Function81
Introduction81
Simple Troubleshooting81
Emergency Stop Button Functions82
Tripping Functions of the DC Main Switches82
Protection Function82
DC Over-Voltage Protection82
AC Over/Under-Voltage Protection82
Frequency Anomaly Protection82
Islanding Protection83
Overload Protection83
Ground Protection83
Module Over-Temperature Protection83
Internal Over-Temperature Protection83
Troubleshooting84
Safety Instructions84
Checking Fault84
Fault and Troubleshooting on the Inverter85
Fault and Troubleshooting on the MV Transformer95
Other Fault and Troubleshooting97
Routine Maintenance98
Safety Instructions98
General Safety Rules98
Five Safety Rules99
Maintenance99
Introduction99
Maintenance Interval99
Cleaning the MV Station104
Introduction104
Cleaning Interval104
Cleaning the Internal Dust105
Cleaning the Foundation105
Checking and Cleaning the Filter105
Cleaning the Surface of the MV Station106
Checking the Lock and Hinge106
Checking the Sealing Strip106
Painting Make-Up Measures106
Replacement of the Electrical Components110
Safety Instructions110
Replace DC Fuses110
Appendix114
System Parameter114
Tightening Torques117
Exclusion of Liability117
Contact Information118

Sungrow SG4950HV-MV User Manual

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Brand	Sungrow
Model	SG4950HV-MV
Category	Inverter
Language	English