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Electrical Connection
5.1.2 Interior View
The following diagram gives a schematic overview of the various components and connection points
inside the Sunny Boy with the lid removed:
Object
Description
A
Varistors, section 9.1.2
B
Connection area and sockets for communication (RS485, radio), section 5.4
C
Display
D
PE (protective earth) connecting cable for cover
E
Operating status LEDs
F
Plug socket (AC), section 5.2
G
Tab for grounding the cable shield with RS485 communication
H
PV input plugs (DC), section 5.5
I
Electronic Solar Switch (ESS) socket
16
SB11_12_17-IEN094131
SMA Solar Technology AG
Installation Guide
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