New Siemens Corporate Headquarter

Munich, Germany

New construction of the corporate headquarter accommodating up to 1,200 employees on approx. 45,000 sqm of surface building space

  • Powerful roof-top photovoltaic system, reducing energy import and ensuring optimized energy consumption, which is quite important for a modern office building

  • All installations for power distribution fitted with products and systems from Siemens

  • Dimensioning and planning individual system components performed with SIMARIS design and SIMARIS project software tools, thus ensuring optimal power system design

  • Innovative building technology supplied by Siemens Building Technologies

Products & systems by Totally Integrated Power applied

  • 12 panels of the gas-insulated medium-voltage switchgear, type 8DJH,10 kV, equipped with the overcurrent protection devices 7SJ85 from the SIPROTEC 5 series

  • 4 GEAFOL cast-resin transformers, nominal output 1,600 kVA each (housed in protective enclosures)

  • Low-voltage main distribution system: 41 panels of the SIVACON S8 low-voltage switchboard, divided into six blocks

  • Each panel is equipped with SENTRON protection and switching devices as well as measuring instruments connected via Modbus into the building substation control systems

  • 22 ALPHA distribution boards

  • SIVACON 8PS busbar trunking system: approx. 450 m of BD type busbar installed (800 A), plus 250 m of LDA aluminum-type¬† busbar (3,700 A), which results in a very low fire load


  • LAMILUX photovoltaic system with approx. 800 PV modules installed on a generator area of 1,288.8 sqm and a nominal generator power of 258.41 kWp

  • Two emergency generators of 630 kVA each (EURO-DIESEL)