Sungrow SG4400UD-MV-20 Manuals

Manuals and User Guides for Sungrow SG4400UD-MV-20. We have 2 Sungrow SG4400UD-MV-20 manuals available for free PDF download: User Manual, System Manual

Sungrow SG4400UD-MV-20 User Manual (134 pages)

MV Grid-Connected PV Inverter

Brand: Sungrow | Category: Inverter | Size: 42 MB

All Rights Reserved
3
Table of Contents
5
About this Manual
11
Validity
11
Target Group
11
How to Use this Manual
11
Symbol Explanations
12
Safety Instructions
13
Unpacking and Inspection
14
Hoisting and Transportation
15
Electrical Connection
15
Operation
17
Operation and Maintenance
17
Disposal
19
Product Description
21
Product Introduction
21
Product Composition
21
Main Internal Equipment
23
Appearance of Inverter Unit
23
Internal Structure of Inverter Unit
24
Main Parts of Transformer
25
Main Parts of Power Distribution Cabinet
27
Main Parts of RMU
29
Symbol on Products
31
Transport and Storage
32
Precautions
32
Transportation Requirements
32
Storage Requirements
33
Storage Environment
33
Protection During Storage
34
Routine Inspection for Long-Term Storage
34
Mechanical Mounting
35
Safety Precautions
35
Inspection before Installation
36
Scope of Delivery
36
Product Inspection
37
Installation Environment Requirements
37
Installation Site
37
Foundation
38
Installation Spacing
38
Installation Position Requirements
39
Hoisting and Fixing
39
Preparation before Hoisting
39
Requirements for Hoist and Lifting Rope
40
During Hoisting
40
Fastening of Connectors
41
Fixing
42
Electrical Connection
44
Precautions
44
Wiring Overview
46
Preparation before Wiring
47
Installation Tools
47
Open the Product Door
48
Cables
49
Position of Cable Inlet
49
Cable Inlet Preparation
50
Ground Connection
52
Overview
53
Grounding Flat Steel
53
Grounding Cable
54
DC Input Connection
54
Overview
55
Removing Insulation Board before Connection
58
OT/DT Terminal Requirement
59
Procedure
59
Securing Cables
63
AC Side Connection
64
Inspection before Wiring
64
Procedure
65
Securing AC Cable
66
Communication Connection
67
Overview
67
Procedure
67
Switch/Ethernet Communication
68
Check after Wiring
68
Inspection
68
Locking Cabinet Door
69
Powering up and Powering down
70
Safety Instructions
70
Powering up Operations
70
Removing Film on MV Grid-Connected PV Inverter
70
Installing Fuse in AC SPD
72
Adjusting De-Energized Tap Changer
73
Opening Pressure Relief Valve
73
Removing Foam Part from Oil Thermometer
74
Draining Oil from Transformer
74
Inspection before Powering up
75
Inverter Unit
75
PV Array
76
Checking Grid Voltage
76
Transformer
76
Powering up Steps
76
Powering down Operations
77
Planned Powering down
77
Unplanned (Emergency) Powering down
78
M on WEB
80
Communications Diagram
80
Preparation before Login
81
Login (Laptop)
81
Login (Mobile Device)
81
Login Steps
82
Interface Introduction
82
Homepage
82
Viewing Fault Information
83
Viewing Alarm Information
83
Boot/Shutdown
83
Setting Initial Parameters
84
Setting Operation Parameters
84
Setting Protection Parameters
84
Modifying Password
84
Logout
85
M on Isolarcloud App
86
About Isolarcloud
86
Function Overview
86
Download and Installation
87
Login
88
Requirements
88
Login Steps
88
Home
91
Device List
93
Records
93
More
95
Boot/Shutdown
96
Modify Password
97
Troubleshooting
98
MV Grid-Connected PV Inverter Troubleshooting
98
Viewing Fault/Alarm Information
98
Check Method
98
Other Faults
110
Routine Maintenance
112
Safety Instructions
112
Inspection after Power off
114
Maintenance Period
115
Maintenance (Every Three Years)
115
Maintenance (Every Two Years)
116
Maintenance (Every Year)
117
Maintenance (Every Six Months to One Year)
118
Common Maintenance Items
119
Cleaning Air Inlet of Inverter Unit
119
Cleaning Air Outlet of Inverter
120
Cleaning Air Inlet of Power Distribution Cabinet
121
Cleaning Air Outlet of Power Distribution Cabinet
122
Cleaning the Floor Drain
122
Appearance Repair
123
Erasable Traces
123
Indelible Traces
123
Broken Primer
124
Checking Door Locks and Hinges
125
Checking Sealing Strips
125
Replacing Fuse
125
Replacing DC Side Fuse
125
Replacing Fans
126
Appendix
127
Technical Parameters
127
Tightening Torques
132
Quality Assurance
132
Contact Information
133

Sungrow SG4400UD-MV-20 System Manual (100 pages)

MV Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 30 MB

Table of Contents
5
About this Manual
9
Validity
9
Target Group
9
How to Use this Manual
9
Symbol Explanations
10
Safety Instructions
11
Unpacking and Inspection
12
Hoisting and Transportation
12
Electrical Connection
13
Operation
14
Operation and Maintenance
14
Disposal
16
Product Description
17
Product Introduction
17
Product Composition
17
Main Internal Equipment
19
Appearance of Inverter Unit
19
Internal Structure of Inverter Unit
20
Main Parts of Transformer
21
Main Parts of Power Distribution Cabinet
22
Symbol on Products
24
Transport and Storage
25
Precautions
25
Transportation Requirements
25
Storage Requirements
25
Mechanical Mounting
27
Safety Precautions
27
Inspection before Installation
28
Scope of Delivery
28
Product Inspection
29
Installation Environment Requirements
29
Installation Site
29
Foundation
29
Installation Spacing
30
Hoisting and Fixing
30
Preparation before Hoisting
30
Requirements for Hoist and Lifting Rope
31
During Hoisting
31
Fastening of Connectors
32
Fixing
33
Electrical Connection
35
Precautions
35
Wiring Overview
36
Preparation before Wiring
37
Installation Tools
37
Open the Product Door
38
Cables
39
Position of Cable Inlet
39
Ground Connection
40
Overview
41
Grounding Flat Steel
41
Grounding Cable
41
DC Input Connection
42
Overview
42
Installing Insulation Board before Connection (Optional)
44
Procedure
45
AC Side Connection
47
Inspection before Wiring
47
Procedure
48
Communication Connection
49
Overview
49
Procedure
49
Ethernet Communication
49
Check after Wiring
50
Inspection
50
Locking Cabinet Door
50
Powering up and Powering down
52
Safety Instructions
52
Powering up Operations
52
Removing Film on Product
52
Removing Pressure Relief Screw
53
Installing Fuse in AC SPD
53
Adjusting De-Energized Tap Changer
54
Opening Pressure Relief Valve
54
Removing Foam Part from Oil Thermometer
55
Draining Oil from Transformer
55
Inspection before Powering up
56
Inverter
56
PV Array
57
Checking Grid Voltage
57
Transformer
57
Powering up Steps
57
Powering down Operations
58
Planned Powering down
58
Unplanned (Emergency) Powering down
58
WEB Operation
60
Communications Diagram
60
Preparation before Login
61
Login (PC)
61
Login (Mobile Device)
61
Login Steps
61
Interface Introduction
62
Homepage
62
Viewing Fault Information
63
Viewing Alarm Information
63
Boot/Shutdown
63
Setting Initial Parameters
63
Setting Operation Parameters
63
Setting System Parameters
64
Setting Protection Parameters
64
Modifying Password
64
Logout
65
Troubleshooting
66
Inverter Troubleshooting
66
Viewing Fault/Alarm Information
66
Check Method
66
Other Faults
78
Routine Maintenance
80
Safety Instructions
80
Maintenance Period
82
Maintenance (Once Every Three Years)
82
Maintenance (Every Two Years)
83
Maintenance (Once a Year)
84
Maintenance (Every Half a Year to Once a Year)
85
Common Maintenance Items
86
Cleaning Higher Air Inlet and Outlet
86
Cleaning Lower Air Inlet and Outlet
87
Appearance Repair
88
Checking Door Locks and Hinges
90
Checking Sealing Strips
90
Replacing DC Side Fuse
90
Preparation before Replacing DC Side Fuse
90
Procedure
91
Replace the Inverter Unit
91
Appendix
94
Technical Parameters
94
Tightening Torques
97
Quality Assurance
98
Contact Information
98

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