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MVS4480-US
Sungrow MVS4480-US System Manual
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16
Marks
Explanation
It
is
recommended
to
wear
noise-cancellation
earplugs
since
the
product
may
generate
noise
during
operation.
It
is
strictly
forbidden
to
touch
the
fan
blades
when
the
fan
is
rotating.
Read
this
manual
carefully
before
any
operation
on
the
product.
Do
not
dispose
of
this
product
as
household
waste.
3
Product
Description
System
Manual
25
27
Table of Contents
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
20
Product Introduction
20
Product Composition
20
Main Internal Equipment
21
Appearance of Inverter Unit
21
Internal Structure of Inverter Unit
22
Main Parts of Transformer
23
Load Switch
25
Symbol on Products
25
Transport and Storage
27
Precautions
27
Transportation Requirements
27
Storage Requirements
27
Storage Environment
27
Protection During Storage
28
Routine Inspection for Long-Term Storage
28
Mechanical Mounting
29
Safety Precautions
29
Inspection before Installation
30
Scope of Delivery
30
Product Inspection
31
Installation Environment Requirements
31
Installation Site
31
Foundation
31
Installation Spacing
32
Hoisting and Fixing
32
Preparation before Hoisting
32
During Hoisting
33
Fixing
34
Installing Brackets
35
Electrical Connection
36
Precautions
36
Wiring Overview
37
Preparation before Wiring
38
Installation Tools
38
Open Product Door
40
Cables
40
Position of Cable Inlet
41
Cable Inlet Preparation
41
Ground Connection
42
Overview
43
Grounding Flat Steel
43
Grounding Cable
43
DC Input Connection
44
Overview
44
Installing Insulation Board before Connection
45
Procedure
45
AC Side Connection
47
Inspection before Wiring
47
Procedure
47
Communication Connection
50
Overview
50
Procedure
50
Ethernet Communication
51
External Equipment Connection
51
5KVA Power Distribution Cabinet
52
40KVA Power Distribution Cabinet
53
Recommended Cables Installation
53
Check after Wiring
54
Inspection
54
Locking Cabinet Door
54
Fixing Cable
55
Powering up and Powering down
56
Safety Instructions
56
Powering up Operations
56
Removing Film on Product
56
Removing Pressure Relief Screw
58
Installing Fuse in AC SPD
58
Adjusting De-Energized Tap Changer
58
Opening Pressure Relief Valve
59
Removing Foam Part from Oil Thermometer
59
Draining Oil from Transformer
60
Inspection before Powering up
61
Inverter
61
PV Array
61
Checking Grid Voltage
61
Transformer
62
Powering up Steps
62
Powering down Operations
62
Planned Powering down
62
Unplanned (Emergency) Powering down
63
M on WEB
64
Communications Diagram
64
Preparation before Login
64
Login (PC)
64
Login (Mobile Device)
65
Login Steps
65
Interface Introduction
65
Homepage
65
Viewing Fault Information
66
Viewing Alarm Information
66
Boot/Shutdown
66
Setting Initial Parameters
66
Setting Operation Parameters
67
Setting System Parameters
67
Setting Protection Parameters
67
Modifying Password
68
Logout
68
Operation Mode
69
Mode Change
69
Operation Mode Description
69
Troubleshooting
72
Inverter Troubleshooting
72
Viewing Fault/Alarm Information
72
Check Method
72
Other Faults
84
Routine Maintenance
86
Safety Instructions
86
Maintenance Period
88
Maintenance (Once Every Three Years)
88
Maintenance (Every Two Years)
89
Maintenance (Once a Year)
90
Maintenance (Every Half a Year to Once a Year)
91
Common Maintenance Items
92
Cleaning Air Inlet of Inverter
92
Cleaning Air Outlet of Inverter
93
Cleaning Air Inlet of Power Distribution Cabinet
94
Cleaning Air Outlet of Power Distribution Cabinet
94
Appearance Repair
95
Erasable Traces
95
Indelible Traces
95
Broken Primer
96
Checking Door Locks and Hinges
97
Checking Sealing Strips
97
Replacing Fuse
97
Replacing DC Side Fuse
97
Replacing Fuse Outside Power Distribution Cabinet
98
Replacing Fuse Inside Power Distribution Cabinet
98
Replacing Fans
99
Cyber Security Protocol
101
Password Change Requirements
101
Port Protection and Isolation
101
Network Cables and Tamper Evident Seals Inspection
101
Cybersecurity Best Practice
103
Appendix
104
Technical Parameters
104
Tightening Torques
106
Quality Assurance
106
Contact Information
107
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Sungrow MVS4480-US Specifications
General
Brand
Sungrow
Model
MVS4480-US
Category
Inverter
Language
English
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