Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Sungrow Manuals
Inverter
SG3125HV-MV-30
User manual
Sungrow SG3125HV-MV-30 User Manual
Mv grid-connected pv inverter
Hide thumbs
1
2
Table Of Contents
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
page
of
125
Go
/
125
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
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
Danger from Electric Arc
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
Brief Introduction
External Design of the MV Gridconnected PV Inverter
MV Grid-Connected PV Inverter Views
Mechanical Parameter
Ventilation Design
Internal Design of the MV Gridconnected PV Inverter
Internal Components
Cable Entry Design
Internal Devices of the Inverter Unit
Operations on the DC and AC Side
Delivery
Scope of Delivery
Identifying the MV Grid-Connected PV Inverter
Checking for Transport Damages
Storage Requirements
Storage Environment
Protection During Storage
Routine Inspection for Long-Term Storage
Mechanical Installation
Transport
Hoisting the MV Gridconnected PV Inverter
Safety Precautions
Hoisting
Fastening of Connectors
Foundation
Selection of Installation Site
Foundation Requirements
Recommended Foundation Construction Method
Fixing the MV Gridconnected PV Inverter
Removing Sealing Tapes and Support Beams and Fixing Brackets
Electrical Installation
Safety Instructions
Generals Rules
Five Safety Rules
Preparation before Electrical Connections
Installation Tools
Checking the Cables
During Connection
Circuit Diagram and Cable Connection
Circuit Diagram
Cable Specifications
Ground Connection
AC Connection
Safety Instructions
AC Cable Connection
DC Connection
Checking before Connection
Installing PC Board before Connection (Optional)
DC Cable Connection
Communication Connection on the Inverter
External Equipment Connection
Finishing Electrical Connection
Commissioning
Safety Instructions
Requirements of Commissioning
Checking before Commissioning
Checking the Cable Connection
Checking the Module
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 Screen
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
Setting Language
Conventional Way
Shortcut
Setting Date and Time
Energy Output Deviation Adjustment
Checking Running Information
Checking History Information
Checking History Event
Checking History Data
Checking History Fault
Checking History Alarm
Checking Present Fault Information
Starting/Stopping
Load Default
Checking Firmware Version
Parameters of LCD
Communication Parameters
Running Parameters
Protection Parameter
Main Functions
Operation Mode
Mode Change
Operation Mode Description
Complete Control Strategy(Optional)
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
Anti-PID Effect Function (Optional)
Introduction to PID Effect
Anti-PID Function Setting
PID Repair
Insulation Monitoring Function
Introduction
Simple Troubleshooting
Emergency Stop Button Functions
Tripping Functions of the DC Main Switches
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
Fault and Troubleshooting on the MV Transformer
Other Fault and Troubleshooting
Routine Maintenance
Overview
Safety Instructions
General Safety Rules
Five Safety Rules
Maintenance
Introduction
Maintenance Interval
Cleaning the MV Gridconnected PV Inverter
Introduction
Cleaning Interval
Cleaning the Internal Dust
Cleaning the Foundation
Checking and Cleaning the Filter
Filter Screen at Air Inlet
Bottom Air Outlet
Cleaning the Surface of the MV Gridconnected PV Inverter
Checking the Lock and Hinge
Checking the Sealing Strip
Painting Make-Up Measures
Replacement of the Electrical Components
Safety Instructions
Replacing DC Fuses
Periodic Actions
Opening the Inverter Unit Door
Closing the Inverter Door
Appendix
System Parameter
Tightening Torques
Exclusion of Liability
Contact Information
Advertisement
Quick Links
Download this manual
User Manual
MV Grid-connected PV Inverter
SG3000HV-MV-30/SG3125HV-MV-30/SG3400HV-MV-30
SG3000HV-MV-30/SG3125HV-MV-30/
MV Grid-connected PV
SG3400HV-MV-30
H-002032
SG3000_3125_3400HV-MV-30-UEN-Ver26-202412
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Troubleshooting
Insulation Monitoring Function
83
Troubleshooting
86
Fault and Troubleshooting on the Inverter
87
Fault and Troubleshooting on the MV Transformer
98
Other Fault and Troubleshooting
100
Need help?
Do you have a question about the SG3125HV-MV-30 and is the answer not in the manual?
Ask a question
Questions and answers
Related Manuals for Sungrow SG3125HV-MV-30
Inverter Sungrow SG3125HV-20 System Manual
Turnkey station (138 pages)
Inverter Sungrow SG3125HV-30 System Manual
(120 pages)
Inverter Sungrow SG2500HV-30 System Manual
(120 pages)
Inverter Sungrow SG3150UD-MV-US System Manual
Mv grid-connected inverter (108 pages)
Inverter Sungrow SG3150UD-MV-US User Manual
Mv grid-connected pv inverter (121 pages)
Inverter Sungrow SG2K-S User Manual
Pv grid-connected inverter (72 pages)
Inverter Sungrow SG33CX User Manual
Pv grid-connected inverter (95 pages)
Inverter Sungrow SG36KTL-M Quick Installation Quide
(15 pages)
Inverter Sungrow SG33KTL-M Installation Manual
Solar on grid string inverter (6 pages)
Inverter Sungrow SG30CX Quick Manual
(16 pages)
Inverter Sungrow SG3.0RT User Manual
3-phase pv grid-connected inverter (116 pages)
Inverter Sungrow SG3.0RT User Manual
3-phase pv grid-connected 3-phase pv grid-connected inverter (126 pages)
Inverter Sungrow SG2.0RS-S User Manual
1-phase pv grid-connected inverter (106 pages)
Inverter Sungrow SG2.0RS-S User Manual
1-phase pv grid-connected inverter (99 pages)
Inverter Sungrow SG350HX-US User Manual
Pv grid-connected inverter (114 pages)
Inverter Sungrow SG1100UD System Manual
Pv grid-connected inverter (116 pages)
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the SG3125HV-MV-30 and is the answer not in the manual?
Questions and answers