20
3.8
Technical parameters VARTA element backup
Expansion stages
6
12
18
Nominal capacity (kWh)
6.5
13.0
19.5
Integrated network operation
AC charging power (kW)
2.2
4.0
4.0
AC discharging power (kW)
1.8
3.7
4.0
Batter converter layout
without isolating transformer
Grid connection
400 V AC, 3-phase, 50 Hz
Inrush current
< max. operating current for input and output
Replacement power network operation
AC discharging power (kW)
1.8
3.7
4.0
Network
230 V AC, 1-phase, 50 Hz
400 V AC, 3-phase, 50 Hz
Max. current per phase
5.8 A
Short-term overload per phase
max. 12 A
Safeguard
Safeguard grid-side
16 A (B-character) RCD type A 0.03/25 A (TT
network)
Safeguard consumer replacement power network 6 A (B-character) RCD type B 0.03/25 A
Performance recording
3-phase, by means of current sensor
Setup site
within the house
Own consumption optimisation
3-phase, regulated
Performance recording
3-phase, by means of current sensor
Transport and packaging
Dimensions in mm (W x H x D)
600 x 1176 x 500
Weight (incl. battery module)
115 kg
165 kg
215 kg
System transport
vertical on a pallet
Packaging in mm (W x H x D)
700 x 1,325 x 600
Switchover time (interruption time)
The switchover time between the separation of the power supply and the replacement power mode is normally
under 90 seconds. This also applies to the switchover time to the integrated network mode.