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SMA SC 500HE-US Maintenance Manual User Manual

Page 33

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SMA America, LLC

4  Maintenance

Maintenance Manual

SC500HEUS-eng-WH-IUS120411

33

Figure 9: Position of screw connections with cage clamp option

1. Disassemble the protective covers.

Position

Designation

A

For negative grounding: DC −
For positive grounding: DC+

B

For positive grounding: DC −
For negative grounding: DC+

C

AC connection

D

Protective conductor

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