User Manuals: Sungrow SG4400UD-20 Solar Inverter

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

Sungrow SG4400UD-20 User Manual (136 pages)

PV Inverter

Brand: Sungrow | Category: Inverter | Size: 36 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
Explanation of Description
13
Safety Instructions
14
Unpacking and Inspection
15
Hoisting and Transportation
16
Electrical Connection
16
Operation
18
Operation and Maintenance
18
Disposal
20
Product Description
22
Product Introduction
22
Product Composition
22
Main Internal Equipment
24
Appearance of Inverter Unit
24
Internal Structure of Inverter Unit
25
Symbol on Products
26
Transport and Storage
28
Precautions
28
Transportation Requirements
28
Storage Requirements
29
Storage Environment
29
Protection During Storage
29
Routine Inspection for Long-Term Storage
30
Mechanical Mounting
31
Safety Precautions
31
Inspection before Installation
32
Scope of Delivery
32
Product Inspection
33
Installation Environment Requirements
33
Installation Site
33
Foundation
34
Space Requirements
34
Installation Position Requirements
36
Hoisting and Fixing
37
Preparation before Hoisting
37
Crane and Sling Requirements
37
During Hoisting
38
Fixing
40
Electrical Connection
41
Precautions
41
Wiring Overview
44
Preparation before Wiring
44
Installation Tools
44
Open the Inverter Unit Door
45
Cables
46
Position of Cable Inlet
46
Cable Inlet Preparation
47
Ground Connection
49
Overview
50
Grounding Flat Steel
50
Grounding Cable
51
DC Input Connection
51
Overview
52
Removing Insulation Board before Connection
54
OT/DT Terminal Requirement
55
Procedure
55
Securing Cables
59
AC Side Connection
60
Inspection before Wiring
60
AC Connection Area at the Bottom
61
AC Connection Area on the Side
61
Communication Wiring
63
RS485 Communication
64
Ethernet Communication
65
Check after Wiring
65
Inspection
65
Locking Cabinet Door
66
Powering up and Powering down
67
Safety Instructions
67
Powering up Operations
67
Removing Film on PV Inverter
67
Installing Fuse in AC SPD
68
Inspection before Powering up
69
Inverter Unit
69
PV Array
69
Checking Grid Voltage
70
Powering up Steps
70
Powering down Operations
71
Planned Powering down
71
Unplanned (Emergency) Powering down
71
M on WEB
73
Communications Diagram
73
Preparation before Login
74
Login (Laptop)
74
Login (Mobile Device)
74
Login Steps
75
Interface Introduction
75
Homepage
75
Viewing Fault Information
76
Viewing Alarm Information
76
Boot/Shutdown
76
Setting Initial Parameters
76
Setting Operation Parameters
77
Setting Protection Parameters
77
Modifying Password
77
Logout
78
M on Isolarcloud App
79
About Isolarcloud
79
Function Overview
79
Download and Installation
80
Login
81
Requirements
81
Login Steps
81
Home
84
Device List
86
Records
86
More
88
Boot/Shutdown
89
Modify Password
90
LCD Menu Operation (Optional)
91
LCD Screen
91
Default Screen
91
Initialization
91
Default Screen Introduction
91
Backlight and Screensaver
92
Overview of Submenu and Icon
92
Setting Language
92
Setting Control Mode
93
Troubleshooting
94
PV Inverter Troubleshooting
94
Viewing Fault/Alarm Information
94
Check Method
94
Other Faults
106
Routine Maintenance
108
Safety Instructions
108
Inspection after Power off
110
Maintenance Period
111
Maintenance (Every Two Years)
111
Maintenance (Once a Year)
112
Maintenance (Every Six Months to One Year)
113
Common Maintenance Items
114
Cleaning Air Inlet of Inverter Unit
114
Cleaning Air Outlet of Inverter Unit
116
With Connection Area at the Bottom
116
With Connection Area on the Side
116
Appearance Repair
117
Detergent Cleaning
117
Finish Paint Repair
118
Double-Layer Paint Repair
120
Checking Door Locks and Hinges
123
Checking Sealing Strips
123
Replacing Fuse
123
Replacing DC Side Fuse
124
Appendix
125
Technical Parameters
125
Tightening Torques
134
Quality Assurance
134
Contact Information
135

Sungrow SG4400UD-20 System Manual (116 pages)

PV Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 73 MB

Table of Contents
5
About this Manual
11
Validity
11
Target Group
11
How to Use this Manual
11
Symbol Explanations
12
Explanation of Description
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
20
Product Introduction
20
Product Composition
20
Main Internal Equipment
22
Appearance of Inverter Unit
22
Internal Structure of Inverter Unit
23
Symbol on Products
24
Transport and Storage
26
Precautions
26
Transportation Requirements
26
Storage Requirements
26
Storage Environment
26
Protection During Storage
27
Routine Inspection for Long-Term Storage
27
Mechanical Mounting
28
Safety Precautions
28
Inspection before Installation
29
Scope of Delivery
29
Product Inspection
30
Installation Environment Requirements
30
Installation Site
30
Foundation
30
Space Requirements
31
Hoisting and Fixing
33
Preparation before Hoisting
33
Crane and Sling Requirements
33
During Hoisting
34
Fixing
36
Electrical Connection
37
Precautions
37
Wiring Overview
39
Preparation before Wiring
39
Installation Tools
39
Open the Product Door
40
Cables
41
Position of Cable Inlet
41
Cable Inlet Preparation
42
Ground Connection
44
Overview
45
Grounding Flat Steel
45
Grounding Cable
46
DC Input Connection
46
Overview
47
Installing Insulation Board before Connection
48
Procedure
49
Securing Cables
51
AC Side Connection
52
Inspection before Wiring
52
AC Connection Area at the Bottom
53
AC Connection Area on the Side
53
Communication Wiring
55
RS485 Communication
56
Ethernet Communication
57
Check after Wiring
57
Inspection
57
Locking Cabinet Door
58
Powering up and Powering down
59
Safety Instructions
59
Powering up Operations
59
Removing Film on Product
59
Removing Pressure Relief Screw
60
Installing Fuse in AC SPD
60
Inspection before Powering up
61
Inverter
61
PV Array
61
Checking Grid Voltage
61
Powering up Steps
61
Powering down Operations
62
Planned Powering down
62
Unplanned (Emergency) Powering down
62
M on WEB
64
Communications Diagram
64
Preparation before Login
65
Login (PC)
65
Login (Mobile Device)
65
Login Steps
66
Interface Introduction
66
Homepage
66
Viewing Fault Information
67
Viewing Alarm Information
67
Boot/Shutdown
67
Setting Initial Parameters
67
Setting Operation Parameters
68
Setting Protection Parameters
68
Modifying Password
68
Logout
68
M on Isolarcloud App
69
About Isolarcloud
69
Function Overview
69
Download and Installation
69
Login
70
Requirements
70
Login Steps
71
Home
74
Run Information
76
Records
77
More
79
Boot/Shutdown
79
Modify Password
80
LCD Menu Operation (Optional)
81
LCD Touchscreen
81
Default Screen
81
Initialization
81
Default Screen Introduction
81
Backlight and Screensaver
82
Overview of Submenu and Icon
82
Setting Language
82
Setting Control Mode
83
Troubleshooting
84
Inverter Troubleshooting
84
Viewing Fault/Alarm Information
84
Check Method
84
Other Faults
96
Routine Maintenance
98
Safety Instructions
98
Maintenance Period
100
Maintenance (Every Two Years)
100
Maintenance (Once a Year)
101
Maintenance (Every Half a Year to Once a Year)
102
Common Maintenance Items
103
Cleaning Air Inlet of Inverter
103
Cleaning Air Outlet of Inverter
104
With Connection Area at the Bottom
104
With Connection Area on the Side
105
Appearance Repair
105
Erasable Traces
105
Indelible Traces
106
Broken Primer
106
Checking Door Locks and Hinges
107
Checking Sealing Strips
107
Replacing Fuse
107
Replacing DC Side Fuse
108
Appendix
109
Technical Parameters
109
Tightening Torques
114
Quality Assurance
115
Contact Information
115

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