Connection sequence for ac connection – SMA SC 400HE Installation User Manual
Page 52
External Connections
SMA Solar Technology AG
52
SCxxxHE-IEN104432
Installation Guide
Connection Sequence for AC 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. Terminal lug
5. Copper-clad aluminum washer
6. Connection point for copper bar
• Copper-clad aluminum washer, if
required
• Terminal lug, if required
7. Washer
8. Spring washer
9. Nut
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