SMA WB 3000-21 Installation - Manual (Page 39)

SMA Solar Technology AG 6 Electrical Connection
Installation Manual WB3-5TL-21-IA-en-10 39
1. Remove the filler-plugs from the front DC connectors
of both inputs on the inverter.
2. Check the connection cables of the rectifier for ground faults (see Section 11.4).
3. Connect the rectifier to the inverter:
• Connect the positive connection cable to the
front positive DC connector of input A on the
inverter.
• Connect the negative connection cable to the
front negative DC connector of input A on the
inverter.
☑ The DC connectors click audibly into place.