On Friedrich-List-Platz 2 in 01069 Dresden the new building of the joint head office of Drewag and ENSO with 2 high-rise buildings is planned and connects to the City Genter from the south. The construction site borders on Lindenaustrasse in the south. Fritz-Löffler-Str. Is located in the east. with tram tracks and in the west a neighboring property with lower buildings. The new building is planned with 2 basement levels, the construction pit is approx. 9 m deep. The cubic structure, which is staggered in height, encloses a rectangular courtyard with its five lower floors and forms a six and a 13-storey tower on its north and south sides. A building with approx. 27 200 m is created 2nd GFA, of which approx. 8,000 m 2nd underground GFA in 2 basements with predominant use as underground parking.

The list of services includes the services for building automation.

In the new main building administration of ENSO and DREWAG, the building automation / room automation of the floors takes place using automation focal points that communicate with each other via a complex GA network.

Protocols:

1. BACnet / IP,

2. DALI,

3. M-Bus,

4. MODBUS RTU,

5. Approved fire damper bus system.

System focal points are installed at the respective central units of the trades, floor distributors on the floors and ERR distributors (ready to plug in) in the office areas.

A management and operating system including EMS will be set up.

Smoke extraction (jet fans) from the underground car parks is also carried out via the GA switchgear.

- Number of data points:

- Physical: approx. 7,900.

—— Communicative: approximately 27,000.

- Number of ISPs: 7 (including 1 smoke extraction).

- Number of fieldbus distributors: approx. 440.

- Number of floor distributors: approx. 21.

- Number of VSR: approx. 500.

- Number of valves: approx. 1 275.

- Wiring: approx. 100 km.

- GA server: 1.

- Number of operator stations: 5.