AC2 Connection for Utility Grid and Generator (External Energy Source)


SI4.4M-13

SI6.0H-13

SI8.0H-13

Maximum power in an off-grid system

11500 W

11500 W

11500 W

Rated voltage

230 V

230 V

230 V

Voltage range

172.5 V to 264.5 V

172.5 V to 264.5 V

172.5 V to 264.5 V

Rated frequency

50 Hz

50 Hz

50 Hz

Permitted frequency range

40 Hz to 70 Hz

40 Hz to 70 Hz

40 Hz to 70 Hz

Maximum AC current for increased self-consumption (grid operation)

14.5 A

20.0 A

26.0 A*

Maximum AC power for increased self-consumption (grid operation)

3.3 kVA

4.6 kVA

6.0 kVA*

Displacement power factor cos φ

-0.8 to +0.8

-0.8 to +0.8

-0.8 to +0.8

Maximum AC input current (off-grid system)

50 A

50 A

50 A

Maximum inrush current for 4 ms

±3.6 A

±1 A

±1 A

Maximum connectable power of the PV inverters in battery-backup systems

5000 W

9200 W

12000 W

Recommended conductor cross-section

10 mm²

10 mm²

10 mm²

Maximum connectable conductor cross-section

16 mm²

16 mm²

16 mm²

Cable diameter

9 mm to 18 mm

9 mm to 18 mm

9 mm to 18 mm

Terminal

Lever terminal

Lever terminal

Lever terminal

Maximum back-up fuse

50 A

50 A

50 A

* different limitation depending on the configured country data set (e.g., VDE-AR-N 4104:2018= 4.6 kVA and 20 A)