A1 Rotating Electrical Machines
Economics, design, construction, test, behaviour and materials for turbine generators, hydrogenerators, non conventional machines and large motors.

A2 Transformers
Design, construction, manufacture and operation for all kinds of power, transformers including industrial, DC converters and phase-shift transformers and for all types of reactors and transformer components (bushing, tap-changer .)

A3 High Voltage Equipment
Theory, design, construction and operation for all devices for switching, interrupting and limiting currents, surges arresters, capacitors, busbars and equipment insulators and instrument transformers.  

B1 Insulated Cables
Theory, design, applications, manufacture, installation, testing, operation, maintenance and diagnostic techniques for land and submarine AC and DC insulated cables systems.

B2 Overhead Lines
Design, study of electrical and mechanical characteristics and performance, route selection, construction, operation, service life, maintenance, refurbishment uprating and upgrading of overhead lines and their components including: conductors, earth wires, insulators, towers, foundation and earthing systems

B3 Substations
Design, construction, maintenance and ongoing management of substations and electrical installations in power stations, excluding generators.

B4 HVDC and Power Electronics
Economics, application, planning aspects, design, protection, control construction and testing of HVDC links and the associated equipment. Power Electronics for AC systems and Power Quality Improvement and Advanced Power Electronics.

B5 Protection and Automation
Principles, design, application and management of power system protection, substation control, automation, monitoring and recording - including associated internal and external communications, substation metering systems and interfacing for remote control and monitoring.

C1 System Development and Economics
Economics and system analysis methods for the development of power systems: methods and tools for static and dynamic analysis, planning issues and methods in various context, assets management strategies.

C2 System Control and Operation
Technical and human resource aspects of operation of power systems: methods and tools for frequency, voltage and equipment control, operational planning and real time security assessment, fault and restoration management, performance evaluation, control centre functionalities and operators training.

C3 System Environmental Performance
Identification and assessment of the impacts on environment of electric power systems and methods used for assessing and managing the environmental impact of system equipment.

C4 System Technical Performance
Methods and tools for power system analysis in the following fields: power quality performance, electromagnetic compatibility, lightning characteristics and system interaction, insulation coordination.

C5 Electricity Markets and Regulation
Analysis of different approaches in the organisation of the Electric Supply Industry: different market structures and products, related techniques and tools, regulations aspects.

C6 Distribution Systems and Dispersed Generation
Assessment of technical impact and requirements which new distribution features impose on the structure and operation of the system: widespread development of dispersed generation, application of energy storage devices, demand side management; rural electrification.

D1 Materials and Emerging Test Techniques
Monitoring and evaluation of new and existing materials for electrotechnology, diagnostic techniques and related knowledge rules and emerging technologies with expected impact on the system in medium to-long term.

D2 Information Systems and Telecommunications
Principles, economics, design, engineering, performance, operation and maintenance of telecommunication and information networks and services for Electric Power Industry: monitoring of related technologies.