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Connection sequence for dc connection – SMA SC 400HE Installation User Manual

Page 51

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SMA Solar Technology AG

External Connections

Installation Guide

SCxxxHE-IEN104432

51

Connection Sequence for DC Connection

NOTICE!
Operational reduction of the Sunny Central due to faulty connection!

When connecting the power cables, the following connection sequence must be observed:

1. Screw
2. Spring washer
3. Washer
4. Connection point for copper bar
5. Copper-clad aluminum washer

• when using aluminum cables

6. Aluminum terminal lug
7. Washer
8. Spring washer
9. Nut

This manual is related to the following products: