Building automation â impact on energy efficiency - Siemens ...

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Control room temperature by use Heating and air conditioning costs represent a significant component of operating costs. GAMMA building control technology significantly reduces these expenses by heating, cooling, or ventilating rooms only when they are really in use. Room temperature can be controlled using presence detectors, by core occupancy times, room-related occupancy schedules or manually. Additional functions provide even greater savings – for example, lowering heating automatically to frost protection, reducing or switching off cooling and ventilation as long as a window is opened. The function "Centralized off" function can reduce heating, ventilation and air conditioning to provide protection at night for the entire building. Your benefit – comfort as desired Intuitive room operating units for lighting, shading, ventilation, heating and air conditioning – GAMMA instabus is oriented precisely to the user's desires. Manage your building with greater efficiency The centralized visualization of GAMMA building control technology provides a current overall picture of all the functions in the building, enabling central operation. <strong>Building</strong> management can even extend to multiple buildings by integrating it to existing data networks (LAN and internet) or building control technology. Whether within a building complex, a city or even further away. Even distributed properties can be managed in an optimum and energy efficient manner thanks to up-to-date status information. Your benefit – networking third-party systems made easy No other provider has such a wide variety of solution offerings to connect GAMMA instabus with other systems in a building with the help of KNXnet/IP. Your benefit – remote control and access to all room functions Whether local or via remote access, room function can be controlled on site or via the internet. 114
6.2 Energy efficiency tools 6.2.1 Energy Performance Classification (EPC) tool The tool enables you to assess the BACS Energy Performance Classification of your building based on the standard EN15232. This tool provides the following key functions: • Acquisition of the actual state of an existing BACS and allocation of the controls to energy performance classes A to D • Determination of the new state of BACS following modernization and allocation of the controls to energy performance classes A to D • Potential savings are derived as per section 6 of EN 15232:2012 in… • liters • kWh • CO 2 • Determination of annual potential savings and indication in the respective currency • Considerations on the potential profit of modernization • Quick establishment of customized documentation Extra functions: The tool can be used either online or locally on a PC. All standard web browsers are supported. Operation and EN 15232 standard texts can be selected in different languages. Evaluation of building <strong>automation</strong> and control: • By means of overall or individual factors as per EN 152323:2012 • Using weighting based on experience made by Siemens If no data on the consumption of the customer’s building are available (both financial costs and energy usage (kWh, liters, m3, etc.)), the energy saving potentials in percent listed represent a useful basis. In addition, the required improvements can be outlined in the form of a catalog of measures. 115
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Content of EN 15232 Standard EN1523
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