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6 electrical connection, 1 overview of the connection area, 1 components and terminals – SMA MULTICLUSTER BOX 12 User Manual

Page 17

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SMA Solar Technology AG

6  Electrical Connection

Operating Manual

MC-BOX-12-3-20-BE-en-10

17

6 Electrical Connection

6.1 Overview of the Connection Area

6.1.1 Components and Terminals

Figure 8: Overview of the connection area

Position

Designation

Explanation

A

Fuse switch-disconnector F101

For LV/HRC size 1 fuse links of the generator terminal

B

Fuse switch-disconnector F102

For LV/HRC size 1 fuse links of the load terminal

C

Residual-current device of the

Sunny Island inverters

D

Circuit breakers

To protect the power cables of the Sunny Island inverters

E

Spring-cage terminals X105

To connect the power cables of the Sunny Island inverters

F

Grounding contactor

G

Spring-cage terminals X106 - X113

To connect the control cables of Sunny Island inverters, BatFuse,

Grid Connect Box or NA Box