Challenge
Technical: know-how by Caverion
Project size/ construction time: joint order fulfilment of several branch offices
Financial power: existing in Caverion Österreich
Personnel: leaders, project management, technicians and mechanics are permanently employed – peak performance with additional temporary workers
Year
2011-2013
Facts about the building
hight: 220 m + 28 m antenna
floors: 60
gross floor area overground: 93.600 m²
gross floor area underground: 44.000 m²
usage: Hotel, offices, apartments, gastronomy, gym
Green Building certificate: LEED: Gold targeted
Contract value approx. EUR 25 million realized from 4 branch offices
Read more about the building: DC Tower
Facts about Caverion's solutions
Heating and Sanitation
The heat supply is distributed by “Fernwärme Wien” (the district heating company owned by the City of Vienna). Overall heat demand : approx. 9 Megawatt. Heating is spread through: underfloor heating, radiators, convectors, ventilation systems, ventilation convectors.
Water supply: booster stations for 3 pressure stages
Drinking water warming system: central for hotel, gastronomy, gym and wellness
Water treatment plant: for heating/cooling, air humidification and kitchen
Watering outside: rainwater pool with 20 m³ tank volume
Deposition equipment: fat separator for gastronomy
Rain drainage: roof with low pressure system
Ventilation & Air Conditioning
6 pcs. Complete air condition systems with combined air inlet and outlet devices including heat recovery in the office areas (air volume approx. 230,000 m³/h).
14 pcs. Partly air condition systems with combined air inlet and outlet devices including heat recovery in the hotel, apartements, gym, pool, gastronomy and archive (air volume approx. 250,000 m³/h)
various exhaust air units: in the garage and secondary rooms
forced-draft cooling systems for staircases and escape routes
Central refrigeration supply with 2 Turbo-chiller (use of sprinkler pool) and heat exchanger (sprinkles from approx. 28 °C outdoor temp.)
Climate cabinet;for office areas 4 sprayed glycol heat exchanger
Installed refrigeration performance: approx. 8 Megawatt
Free-Cooling performance: approx. 2 Megawatt
Cooling is spread through: concrete core cooling, ventilation systems, cooling ceilings, ventilation convectors
Automation
Building management /automation
Switch gears
Peripheries (sensors, control valves,…)
Fire protection and smoke dampers in a cirlce bus system
Room automation
Network infrastructure for automation network and sub networks as well as bus systems
Complete services and necessary hard- and software
Automation and building management system