SMA SMC 4600A Installation - Manual (Page 32)

Electrical Connection SMA Solar Technology AG
32 SMC46-60A11-IA-en-81 Installation Manual
4. Check the strings for earth faults as described in Section 9.3.1 "Checking the PV Array for Earth
Faults" (page 64).
5. Connect the assembled DC connectors to the inverter.
☑ The DC connectors click audibly into place.
6. In order to seal the inverter, all unused DC inputs must be closed using DC connectors and
sealing plugs:
– For unused DC connectors, push down the
clamping bracket and push the screw
connection up to the thread.
– Insert the sealing plug into the DC connector.
– Tighten the DC connector (torque: 2 Nm).
Sealing plugs
• Do not insert the sealing plugs directly into the DC inputs on the inverter.
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