Sungrow SG250HX-IN-20 Manuals

Manuals and User Guides for Sungrow SG250HX-IN-20. We have 1 Sungrow SG250HX-IN-20 manual available for free PDF download: User Manual

Sungrow SG250HX-IN-20 User Manual (109 pages)

PV Grid-Connected Inverter

Brand: Sungrow | Category: Inverter | Size: 18.9 MB

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3
About this Manual
4
Table of Contents
7
Safety
11
PV Panels
11
Utility Grid
11
Inverter
12
Skills of Qualified Personnel
13
Product Introduction
14
Intended Usage
14
Product Introduction
15
Model Description
15
Appearance
16
Dimensions
16
LED Indicator Panel
17
DC Switch
17
Circuit Diagram
18
Function Description
18
Unpacking and Storage
20
Unpacking and Inspection
20
Identifying the Inverter
20
Scope of Delivery
22
Inverter Storage
22
Mechanical Mounting
24
Safety During Mounting
24
Location Requirements
24
Installation Environment Requirements
24
Carrier Requirements
25
Installation Angle Requirements
25
Installation Clearance Requirements
25
Installation Tools
27
Moving the Inverter
28
Manual Transport
28
Hoisting Transport
29
Dimensions of Mounting-Bracket
30
PV Bracket-Mounted Installation
30
Preparation before Mounting
30
Mounting Steps
30
Wall-Mounted Installation
32
Preparation before Mounting
32
Mounting Steps
33
Electrical Connection
35
Safety Instructions
35
Terminal Description
35
Electrical Connection Overview
37
Additional Grounding Connection
39
Additional Grounding Requirements
39
Connection Procedure
39
Opening the Wiring Compartment
40
AC Cable Connection
41
AC Side Requirements
41
Requirements for OT/DT Terminal
43
Aluminium Cable Requirements
44
Connection Procedure
44
DC Cable Connection
47
PV Input Configuration
48
Y Terminal Connection
49
Connection Procedure
51
Installing the PV Connectors
52
Wiring of Tracking System Power Cable (Optional)
54
RS485 Communication
57
Interface Description
57
RS485 Communication System
58
Connection Procedure(Terminal Block)
60
PLC Communication Connection
61
Dry Contact Connection
62
Dry Contact Function
62
Wiring Procedure
64
Closing the Wiring Compartment
64
Commissioning
66
Inspection before Commissioning
66
Commissioning Procedure
66
Isolarcloud App
67
Brief Introduction
67
Download and Install
67
Function Overview
68
Login
68
Requirements
68
Login Steps
68
Home Page
70
Running Information
72
History Record
74
Fault Alarm Records
75
Power Yields Records
76
Event Records
77
More
77
Parameter Setting
78
Password Changing
86
System Decommissioning
87
Disconnecting the Inverter
87
Dismantling the Inverter
87
Disposal of the Inverter
88
Troubleshooting and Maintenance
89
Troubleshooting
89
Maintenance
99
Routine Maintenance
100
Maintenance Instruction
100
Appendix
103
Technical Data
103
Wring Distance of DI Dry Contact
105
Quality Assurance
106
Contact Information
107

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