Chunghwa Telecom Co. has self-developed an innovated energy management system that is designated in a name of iEN (intelligent Energy Network System) to indicate its superior ability to manage energy by taking the advantage of a network operated service. The system is design to offer diversified management services for internal use as well as for enterprise customers and is able to deal with virtually all energy consumed systems which include power system, HVAC system, lighting system, heat pump system, boiler system, environment monitoring system, water supply & sewerage system, and solar system. The system employs ICT convergent technology to communicate with equipment via several main standard protocols, such as BACnet 802.3 (Ethernet), BACnet IP, Modbus TCP/IP, LonWorks, URL, etc, under an open design architecture for energy saving and carbon dixoide reduction to achieve corporate social responsibility.
Heating Ventilating and Air Conditioning HVAC Intelligent Energy Saving Network service iEN Energy Service Company ESCO Programming Logic Controller PLC Direct Digital Controller DDC Building Automation and Control Networks BACnet