Industrial Building Solutions eBook

I NDUSTR I AL BU I LDI NG SOLUT ION

39

— Power Distribution

Example of power distribution application

Electrical power distribution system might receive power at one or more sources. Power distribution and safety system generally include panel enclosure, bus bar, circuit breaker, fuse, relay, feeder, protection devices, safety devices etc.

Overview - Motivation & Key Elements Efficiency and consumption monitoring • Metering systems are provided for each zone and main services such as lighting, heating, air conditioning • The ABB supervision system makes integration of water and gas meters easy and simple • ABB Ability Energy and Asset Manager provides a common interface and can use analytics,for real-time understanding of building energy consumption and efficient identification of areas of improvement Safety • The office building is designed to hosts hundreds of employees for working activities and visitors, therefore special attention to people safety and protection is important • One of the most critical exposure happening in electrical system is an electric arc inside a switchboard Continuity of service • Protection devices have been selected to ensure total safety • Redundancy of UPSs for monoblock structures or redundancy at module level for modular UPSs is pro-posed to ensure high reliability Maintainability • Monitor performance indicators of protection devices, transformers, generator and automatic transfer switches • To reduce maintenance cost, it is suggested the adoption of a predictive maintenance program

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