SMA ENERGY SYSTEM with SUNNY BOY STORAGE 3.8-US System Manual page 12

4 System Overview
4.2 Circuitry Overview Battery Communication Connection
SUNNY BOY STORAGE with LG Chem RESUxxH
SUNNY BOY
STORAGE
A B C
D E F
Clamping Assignment
position
A Not assigned
B Enable
C GND
D CAN L (twisted pair conductors, at
least CAT5e)
E CAN L (twisted pair conductors, at
least CAT5e)
F +12V supply for automatic trans-
fer switching device
12 SBSUL9540-SH-en-10
SMA Solar Technology AG
LG Chem RESUxxH
1 2 3
Clamping Assignment
position
‒ ‒
3 BAT EN
2 GND - AUX
5 CAN - L
4 CAN - H
‒ ‒
4 5 6
System Manual