SMA TCS 500-SC - Manual (Page 20)

7 Electrical Connection SMA Solar Technology AG
20 TCS-IT-IEN103610 Installation Manual
7.3 Connecting Cables
7.3.1 Connection Area of the Station Sub-Distribution Board
Figure 8: Connection area for the station sub-distribution board
Position Description
A Connection terminal clamps for internal power supply
B Connection terminals for the first Sunny Central
C Connection terminals for the second Sunny Central
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D Connecting bar for the protective conductor
E Connection terminals for the transformer protection unit for the first Sunny Central