SMA Solar Technology AG Electrical Connection
Installation Manual SB20HF-30HF-IA-IEN120431 43
6.4.2 Assembling the DC Connectors
All PV module connection cables must be equipped with the included DC connectors before
connecting them to the inverter.
To assemble the DC connectors, proceed as follows. Ensure the connectors have the correct polarity.
The DC connectors have the symbols "+" and " − ".
Cable Requirements
• Use a PV1‑F cable.
Procedure
1. Lead the stripped cable all the way into the
DC connector.
2. Press the clamping bracket down.
☑ The clamping bracket snaps audibly into place.
3. Ensure that the cable is correctly positioned:
Result Measure
☑ If the stranded wire is visible in the chamber
of the clamping bracket, the cable is
correctly positioned.
• Proceed to step 4.
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