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SUNNY BOY 4000-US
Installation Manual
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SMA America, LLC
5 Mounting
Installation Manual
SB30-40-US-IA-en-3
3
27
Wall mounting brac
ket dimensions:
Figure
8:
Dimensio
ns of the wall m
ounting
bracket
Observe
recommende
d clearanc
es:
Figure
9:
Recommended
clearances
for mounting
the inverter
26
28
Table of Contents
Main Page
Default Chapter
4
Important Safety Instructions
4
Table of Contents
7
1 Information on this Document
11
Target Group
11
Additional Information
11
2 Safety
13
Intended Use
13
Skills of Electrically Qualified Persons
14
Safety Precaution
15
3 Scope of Delivery
16
4 Product Description
18
Sunny Boy
18
Symbols on the Inverter
19
Type Labels
20
Sunny Boy Type Label
20
DC Disconnect Type Labels
21
Symbols on the Type Labels
22
DC Disconnect
23
Communication
23
Ground-Fault Protective Device (GFDI)
23
Arc-Fault Circuit Interrupter (AFCI)
24
Anti-Islanding Protection
24
String Fuses
24
5 Mounting
25
Safety During Mounting
25
Selecting the Mounting Location
26
Mounting the Wall Mounting Bracket on a Stone Wall
29
With a Stud or a Post
30
Mounting the Wall Mounting Bracket on a Wooden Wall with Two Studs or on Two Posts
31
Mounting the DC Disconnect
32
Inserting the DC Varistors
32
Mounting the DC Disconnect on the Wall
33
Mounting the Inverter
34
6 Electrical Connection
35
Safety During Electrical Connection
35
Overview of the Connection Area
36
Interior Connection Area
36
Connection Area of the Inverter
37
Connection Area of the DC Disconnect
38
AC Connection
39
Inserting the AC Cables into the DC Disconnect
39
Connecting the AC Cables to the DC Disconnect
40
Connecting the AC Cable of the DC Disconnect to the Inverter
41
DC Connection
42
Inserting the DC Cables into the DC Disconnect
42
Grounding the DC Disconnect
43
Grounding the DC Input
44
Connecting the DC Cables to the DC Disconnect
46
Connecting the DC Cable of the DC Disconnect to the Inverter
47
Connecting the Combiner Box to the DC Disconnect
49
7 Configuration
51
Automatic Line Voltage Detection
51
Possible Grounding Systems
52
Jumper Assignments for Grounding Systems
53
Changing the Display Language
55
8 Commissioning the Inverter
56
9 Opening and Closing
57
Opening the Inverter
57
Closing the Inverter
58
Opening the DC Disconnect
59
Closing the DC Disconnect
61
10 Troubleshooting
63
LED Signals
63
Measurement Channels
65
Operating Parameters
66
Display Messages
73
Status Messages
73
Error Messages
74
Resetting "Error AFCI" Disturbance
77
11 Cleaning and Care
78
Cleaning the Ventilation Grids
78
Cleaning the Fans
79
Checking the Fan
81
Checking the DC Disconnect
82
Checking and Replacing the DC Varistors
82
Checking the PV Plant for a Ground-Fault
85
Replacing the Ground Fuse
86
Replacing String Fuses
88
12 Technical Data
90
DC⁄Ac
90
Sunny Boy 3000-US
90
Sunny Boy 3800-US
92
Sunny Boy 4000-US
93
General Data
95
Protection Devices
96
DC Disconnect
96
Torques and Cable Sizes
96
Tripping Limits/Tripping Times
97
13 Accessories
97
14 Compliance Information
98
Fcc Compliance
98
15 Contact
99
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