International Standards and Conformity Assessment for all electrical, electronic and related technologies
Smart grid

Smart Grid

Optimal electricity delivery


Relevant TCs

TC 3:       Information structures, documentation and graphical symbols

  • Information structures, documentation and documents
  • Graphical symbols for use in diagrams and on equipment in the field of installations, systems and product engineering


Learn more about TC 3.

TC 8:       Systems aspects for electrical energy supply

Covers the whole electricity supply chain from production to utilization. Includes:


  • Electrical systems reliability, connection practices and operation
  • Network responsibility, metering, data exchange and balancing
  • Communications, charging mechanisms
  • Outsourcing of network related services
  • Characteristics of energy supply


Learn more about TC 8.

TC 13:     Electrical energy measurement, tariff- and load control

Metering equipment used to measure and control electrical energy and demand in power stations. Includes:


  • Transmission, distribution and supply networks
  • Data for billing, market and network operation
  • Energy management
  • Customer information


Learn more about TC 13.

SC 17C:   High-voltage switchgear and controlgear assemblies

  • Prefabricated assemblies which are a combination of one or more parts of switchgear and controlgear
  • Communication requirements of HV (High Voltage) switchgear assemblies
  • Measuring, signalling, protective, regulating equipment
  • Gas-insulated transmission lines


Learn more about SC 17C.

TC 21:     Secondary cells and batteries

  • Starter, traction and stationary batteries used for the propulsion of electric and hybrid road vehicles
  • Photovoltaic electricity storage systems
  • Safety requirements for secondary batteries and battery installations
  • Radio frequency identification tags


Learn more about TC 21.

SC 22F:   Power electronics for electrical transmission and distribution systems

Electronic power conversion and/or semiconductor switching equipment and systems and their
application to electrical transmission and distribution systems, including control, protection and
monitoring. Includes:


  • Converters for HVDC (High Voltage Direct Current)
  • SVC (Static Var Compensators)
  • CSC (Controlled Series Capacitors)
  • Other applications where power electronics and semiconductors are used


Learn more about SC 22F.

SC 23F:   Electrical accessories – Connecting devices

  • Clamping units for connecting devices for the connection of electrical conductors
  • Separate entities for the connection of two or more electrical conductors
  • Male and mating female flat quick-connect terminations for use as either an incorporated or an integrated part of an equipment or of a component, or as a separate entity


Has a Safety Group Function for connecting devices, either as separate entities or as integral parts of an end product, primarily for connecting external electrical supply conductors.


Learn more about SC 23F.

TC 32:     Fuses

Specifications of essential characteristics for installation and operation of high voltage, low voltage and miniature fuses, including definition of requirements and test methods


Learn more about TC 32.

TC 38:     Instrument transformers

  • Current, inductive and capacitive voltage transformers
  • Electronic current and voltage instrument transformers
  • Standardization of Digital Communication Protocols


Learn more about TC 38.

TC 56:     Dependability

Dependability in all appropriate technological areas, including those not normally dealt with by IEC Technical Committees. Covers availability performance and its influencing factors: reliability performance, maintainability performance and maintenance support performance (including management of obsolescence). The standards provide systematic methods and tools for the dependability assessment and management of equipment, services and systems throughout their life cycles.


Learn more about TC 56.

TC 57:     Power systems management and associated information exchange

Real-time and non-real-time information exchange in the planning, operation and maintenance of power systems. Includes:


  • EMS (Energy Management Systems)
  • SCADA (Supervisory Control And Data Acquisition)
  • Distribution automation
  • Teleprotection


Learn more about TC 57.

TC 59:     Performance of household and similar electrical appliances

Methods of measurement of characteristics which are of importance to determine the performance of household and similar electrical appliances and are of interest to the consumer. This may include associated aspects related to the use of the appliances and aspects such as the classification, accessibility and usability of appliances, ergonomic characteristics and conditions for the information provided at the point of sale.


Learn more about TC 59.

TC 64:     Electrical installations and protection against electric shock

Definition of requirements for the installation of electrical equipment to avoid electric shock and other hazards arising from the use of electricity.


Learn more about TC 64.

TC 65:     Industrial-process measurement, control and automation

For systems operating with electrical, pneumatic, hydraulic or mechanical systems. Includes:


  • Safety and security aspects
  • Functional safety of electrical/electronic/programmable electronic systems in wired, optical and wireless industrial networks


Learn more about TC 65.

TC 69:     Electric road vehicles and industrial trucks

  • Road vehicles, totally or partly electrically propelled from self-contained power sources
  • Electric industrial trucks


Learn more about TC 69.

TC 72:     Automatic controls for household use

Inherent safety, operating characteristics when associated with applicational safety, and testing of automatic electrical control devices used in appliances and other apparatus, electrical and non-electrical, for household and similar purposes. Also extended to industrial purposes when no dedicated product standards exist, such as that for central heating, air conditioning, process heating building automation.


Learn more about TC 72.

SC 77B:   Electromagnetic compatibility – High frequency phenomena

Standardization in the field of electromagnetic compatibility with regard to high frequency continuous and transient phenomena
(ca > 9 kHz). This limit frequency can be adapted toward a lower or higher frequency according to the phenomena or equipment.


Learn more about SC 77B.

SC 86A:   Fibres and cables

Optical fibres and optical cables that embrace all types of communications applications. It covers terminology, generic characteristics, test and measurement methods and specifications for all types of single-mode and multimode optical fibres and all types of optical fibre indoor and outdoor cables to ensure reliable system performance and operation.


Learn more about SC 86A.

SC 86B:   Fibre optic interconnecting devices and passive components

Fibre optic interconnecting devices and passive components that embrace all types of communications applications. It covers terminology, characteristics, related test and measurement methods and functional interfaces, including all mechanical, environmental and optical requirements to ensure interoperability and reliable performance of fibre optic interconnecting devices and passive components.


Learn more about SC 86B.

SC 86C:   Fibre optic systems and active devices

Fibre optic systems and active devices that embrace all types of communications and sensor applications. It covers terminology, characteristics, test and measurement methods and functional interfaces including all mechanical, environmental, optical, and electrical requirements to ensure interoperability and reliable system performance.


Learn more about SC 86C.

TC 88:     Wind turbines

All subsystems of wind turbines, such as mechanical and internal electrical systems, support structures and control and protection systems


Learn more about TC 88.

TC 95:     Measuring relays and protection equipment

Power protection systems including control, monitoring and process interface equipment. Used by electricity supply utilities, manufacturers of power system protection equipment and industrial users


Learn more about TC 95.

TC 100:   Audio, video and multimedia systems and equipment

Specification of the performance, methods of measurement for consumer and professional equipment and their application in systems and its interoperability with other systems or equipment.
Note: Multimedia is the integration of any form of audio, video, graphics, data and telecommunication and integration includes the production, storage, processing, transmission, display and reproduction of such information


Learn more about TC 100.

TC 105:   Fuel cell technologies

Potential complement to renewable technologies such as wind turbines and photovoltaic. Includes:


  • Fuel cells for stationary, portable and transportable fuel cell systems
  • Auxiliary power units and propulsion other than road vehicles


Learn more about TC 105.

TC 114:  Marine energy – Wave, tidal and other water current converters

Conversion of wave, tidal and other water current energy into electrical energy.




  • Design and safety requirements
  • Power quality, manufacturing and factory testing
  • Evaluation and mitigation of environmental impacts




  • Tidal barrage and dam installations


Learn more about TC 114.

CISPR:   International special committee on radio interference

Protection of radio reception from interference sources such as:


  • Electrical appliances of all types
  • Ignition systems
  • Electricity supply systems, including electric transport systems


Learn more about CISPR.

ISO/IEC JTC 1:   Information technology

Provides worldwide Information and Communication Technologies (ICT) standards for business and consumer applications. Additionally, JTC 1 provides the standards approval environment for integrating diverse and complex ICT technologies


Learn more about JTC 1.