IBC Backup Box 1 - For Sunny Island

20kW Phase Coupling For SMA Sunny Island Systems
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The IBC Backup Box 1 is a box for your SMA Sunny Island Inverter.



  • With phase coupling
  • Backup function
  • for Sunny Island Systems
  • w/o SMA Energy Meter
  • w/o SMA Sunny Home Manager 2.0
  • Nominal power: 20 kW
  • ca. 11,5 kg, IP 65



Nominal Power 20 kW
Dimensions - BxWxD (mm) 448 x 622 x 161
Weight 11,5 kg
Waterproofing IP65
Operation Voltage AC (V) 3PH - 230/400
Rated Insulation Voltage (V) 400
Operation Frequency  (Hz) 50/60+/-5%
Max. Prospective Short Circuit Current (kA) 10
Permitted Grid Structure TT/TN-S
Max. Value of Pre-Fuses (A) 63 A
Max. Thermal Power (kW) 20
Standby-loss (W) ca. 15
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