3 overview of the main components, 4 checking the mounting location and installation, Ab c d e – SMA SC 500HE-20 Maintenance Manua User Manual
Page 46: Fc e f d, Figure 15: main interior components
7 Maintaining the Accessories
SMA Solar Technology AG
46
SC500-800HE20-WH-en-10
Maintenance Manual
7.2.3 Overview of the Main Components
Figure 15: Main interior components
7.2.4 Checking the Mounting Location and Installation
• Ensure that the mounting location is accessible.
• Ensure that the Sunny Main Box is securely in place.
• Remove all inflammable materials.
• Ensure that the Sunny Main Box is not exposed to direct solar irradiation.
Item
Description
A
Sunny Main Box
B
Sunny Main Box Cabinet
C
DC busbar, positive pole or negative pole depending on PV plant
D
DC fuses or disconnecting blades
E
DC inputs, positive pole or negative pole depending on PV plant
F
Earthing terminal
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
Gr 1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
Gr 1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
Gr 1 1200
F308
.
V
Gr 1 1200
Gr 1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
F308
.
V
Gr 1 1200
Gr 1 1200
F308
.
V
Gr 1 1200
1 1200
Gr 1 1200
1 1200
A
B
C
D
E
PE
PE
F
C
E
F
D