SMA AUTOMATIC SWITCH BOX M-20 User Manual
Page 25
SMA Solar Technology AG
5 Electrical Connection
Installation Guide
AS-BOX-M_L-IA-IEN110320
25
Left flange plat
Figure 12: Left flange plate including hyphenation points at the bottom of the Automatic Switch Box L
Position
Description
A
RJ45 socket for connecting the black communication cable
B
RJ45 socket for connecting the red communication cables
C
Terminal strip "1_1-X6/ Generator" for connecting the generator
*
*
optional
D
Terminal strip "AS-X1/ Load Meter" for connecting the consumption meter
E
Terminal strip "AS-X5/ PV Meter" for connecting the feed-in meter
F
Terminal strip "AS-X4/ PV System" for connecting the PV plant or any other
energy source
G
Terminal strip "AS-X7 Feed in Signal" for connecting an external signal for
battery feed-in
H
Terminal strip "AS-X2/ SBU 5000" for connecting the Sunny Backup
I
Terminal strip "AS-X8" for connecting the operational and functional grounding
K
Terminal strip "AS-X3/Backup Loads" for connecting the loads
Position
Description
Explanation
A
Hyphenation point for M25x1.5 cable gland For connecting the Sunny Backup
B
Hyphenation point for M32x1.5 cable gland For connecting the loads
C
Hyphenation point for M20x1.5 cable gland;
reduced
For connecting the functional
grounding
D
Hyphenation point for M20x1.5 cable gland;
reduced
For connecting the operational
grounding
E
Hyphenation point for M20x1.5 cable gland For connecting the external signal