Skip main navigation
Committee

Committee:

CTN 207 - Transmission and distribution of electrical energy

Secretary:
UNE - ASOCIACIÓN ESPAÑOLA DE NORMALIZACIÓN
Field of Activity:
Standardisation of: - Overhead electrical conductors - Overhead lines - Equipment for electrical energy measurement and load control - Power transformers - High-voltage switchgear and controlgear - High-voltage enclosed switchgear and controlgear - Insulation co-ordination - Fuses, electrical insulators - Surge arresters - Instrument transformers - High-voltage testing techniques - Power systems management and associated information exchange - Short-circuit currents - Lightning protection - All-or-nothing electrical relays - Measuring relays and protection equipment - Electrical insulation systems, system engineering and erection of electrical power installations in systems with nominal voltages above 1kV a.c. and 1.5kV d.c. - Mains communicating systems - Fluids for electrotechnical applications -High Voltage Direct Current (HVDC) transmission for DC voltages above 100 kV.
Structure:

SC 7-11 Overhead electrical conductors

SC 10 Fluids for electrotechnical applications

SC 13 Equipment for electrical energy measurement and load control

SC 14 Power transformers

SC 17AC-32A Aparamenta y fusibles de alta tensión

SC 32B Low-voltage fuses

SC 36 Insulators

SC 38 Instrument transformers

SC 42 High-voltage testing techniques

SC 57-219 Control en sistemas de potencia y comunicaciones asociadas

SC 81 Lightning protection

SC 94-95 Relés eléctricos

SC 99 Electrical power installations in systems with nominal voltages above 1 kv a.c.

GT CIRED International Conference on Electricity Distribution

GTSC 115 High voltage direct current (HVDC) transmission for dc voltages above 100kv

International Relations:

IEC/TC 7  Overhead electrical conductors

IEC/TC 10  Fluids for electrotechnical applications

IEC/TC 11  Overhead lines

IEC/TC 13  Electrical energy measurement and control

IEC/TC 14  Power transformers

IEC/TC 17  High-voltage switchgear and controlgear

IEC/TC 32  Fuses

IEC/TC 36  Insulators

IEC/TC 37  Surge arresters

IEC/TC 38  Instrument transformers

IEC/TC 42  High-voltage and high-current test techniques

IEC/TC 57  Power systems management and associated information exchange

IEC/TC 73  Short-circuit currents

IEC/TC 81  Lightning protection

IEC/TC 94  Electrical relays

IEC/TC 95  Measuring relays and protection equipment

IEC/TC 99  Insulation co-ordination and system engineering of high voltage electrical power installations above 1,0 kV AC and 1,5 kV DC

IEC/TC 109  Insulation co-ordination for low-voltage equipment

IEC/TC 112  Evaluation and qualification of electrical insulating materials and systems

IEC/TC 115  High Voltage Direct Current (HVDC) transmission for DC voltages above 100 kV

IEC/TC 122  UHV AC transmission systems

IEC/PC 127  Low-voltage auxiliary power systems for electric power plants and substations

CLC/BTTF 128-2  Erection and operation of electrical test equipment

CLC/SR 10  Fluids for electrotechnical applications

CLC/SR 32  Fuses

CLC/SR 32A  High-voltage fuses

CLC/SR 32B  Low-voltage fuses

CLC/SR 32C  Miniature fuses

CLC/SR 36  Insulators

CLC/SR 37  Surge arresters

CLC/SR 42  High-voltage and high-current test techniques

CLC/SR 73  Short-circuit currents

CLC/SR 94  All-or-nothing electrical relays

CLC/SR 109  Insulation co-ordination for low-voltage equipment

CLC/SR 112  Evaluation and qualification of electrical insulating materials and systems (to be defined)

CLC/SR 122  UHV AC transmission systems

CLC/TC 7X  Overhead electrical conductors

CLC/TC 11  Overhead electrical lines exceeding 1 kV a.c. (1,5 kV d.c.)

CLC/TC 13  Electrical energy measurement and control

CLC/TC 14  Power transformers

CLC/TC 17AC  High-voltage switchgear and controlgear

CLC/TC 36A  Insulated bushings

CLC/TC 38  Instrument transformers

CLC/TC 57  Power system management and associated information exchange

CLC/TC 81  Reporting Secretariat SR 81

CLC/TC 81X  Lightning protection

CLC/TC 95X  Measuring relays and protection equipment

CLC/TC 99X  Power installations exceeding 1 kV a.c. (1,5 kV d.c.)

CLC/TC 219  Mains communicating systems

* Some activities of this TC correspond to other AEN/CTN.

Standards developed by the committee: CTN 207: 1829

UNE-EN IEC 62631-3-12:2024 (Ratificada)

Status: VIGENTE2024-10-01

Dielectric and resistive properties of solid insulating materials - Part 3-12: Determination of resistive properties (DC methods) - Volume resistance and volume resistivity - Method for casting resins (Endorsed by Asociación Española de Normalización in October of 2024.)

UNE-EN IEC 62896:2024 (Ratificada)

Status: VIGENTE2024-09-01

Hybrid insulators for AC and DC for high-voltage applications greater than 1 000 V AC and 1 500 V DC - Definitions, test methods and acceptance criteria (Endorsed by Asociación Española de Normalización in September of 2024.)

UNE-EN IEC 62053-41:2024 (Ratificada)

Status: VIGENTE2024-09-01

Electricity metering equipment - Particular requirements - Part 41: Static meters for DC energy (classes 0,5 and 1) (Endorsed by Asociación Española de Normalización in September of 2024.)

UNE-EN IEC 62561-4:2024

Status: VIGENTE2024-07-24

Lightning protection system components (LPSC) - Part 4: Requirements for conductor fasteners

UNE-EN IEC 60071-2:2024

Status: VIGENTE2024-07-17

Insulation co-ordination - Part 2: Application guidelines

UNE-EN IEC 62351-4:2018 (Ratificada)

Status: VIGENTE2024-07-03

Power systems management and associated information exchange - Data and communications security - Part 4: Profiles including MMS and derivatives (Endorsed by Asociación Española de Normalización in February of 2019.)

UNE-EN IEC 62057-3:2024 (Ratificada)

Status: VIGENTE2024-07-01

Electrical energy meters - Test equipment, techniques and procedures - Part 3: Automatic meter testing system (AMTS) (Endorsed by Asociación Española de Normalización in July of 2024.)

UNE-EN 50719:2024 (Ratificada)

Status: VIGENTE2024-06-19

Connecting terminal flags for bushings from 250 A to 4 000 A for insulating liquid filled transformers (Endorsed by Asociación Española de Normalización in April of 2024.)

UNE-EN IEC 62631-2-3:2024 (Ratificada)

Status: VIGENTE2024-06-01

Dielectric and resistive properties of solid insulating materials - Part 2-3: Relative permittivity and dissipation factor - Contact electrode method for insulating films - AC methods (Endorsed by Asociación Española de Normalización in June of 2024.)

UNE-EN 61858-1:2014/AC:2024-05 (Ratificada)

Status: VIGENTE2024-06-01

Electrical insulation systems - Thermal evaluation of modifications to an established electrical insulation system (EIS) - Part 1: Wire-wound winding EIS (Endorsed by Asociación Española de Normalización in June of 2024.)

UNE-EN IEC 62561-3:2024

Status: VIGENTE2024-05-29

Lightning protection system components (LPSC) - Part 3: Requirements for isolating spark gaps (ISGs)

UNE-EN IEC 62271-103:2024

Status: VIGENTE2024-05-22

High-voltage switchgear and controlgear - Part 103: Alternating current switches for rated voltages above 1 kV up to and including 52 kV

UNE-EN IEC 62271-105:2024

Status: VIGENTE2024-05-22

High-voltage switchgear and controlgear - Part 105: Alternating current switch-fuse combinations for rated voltages above 1 kV up to and including 52 kV

UNE-EN 60269-1:2008/A2:2014 (Ratificada)

Status: VIGENTE2024-05-22

Low-voltage fuses - Part 1: General requirements (Endorsed by AENOR in January of 2015.)

UNE-EN IEC 61970-457:2024 (Ratificada)

Status: VIGENTE2024-05-01

Energy management system application program interface (EMS-API) - Part 457: Dynamics profile (Endorsed by Asociación Española de Normalización in May of 2024.)

UNE-EN IEC 62836:2024 (Ratificada)

Status: VIGENTE2024-05-01

Measurement of internal electric field in insulating materials - Pressure wave propagation method (Endorsed by Asociación Española de Normalización in May of 2024.)

UNE 207010:2024

Status: VIGENTE2024-04-17

Bar coding application for the coding of electrical energy meters.

UNE-EN IEC 61970-302:2024 (Ratificada)

Status: VIGENTE2024-04-01

Energy management system application program interface (EMS-API) - Part 302: Common information model (CIM) dynamics (Endorsed by Asociación Española de Normalización in April of 2024.)

UNE-EN 60269-6:2012/A1:2024

Status: VIGENTE2024-03-27

Low-voltage fuses - Part 6: Supplementary requirements for fuse-links for the protection of solar photovoltaic energy systems

UNE-EN IEC 62271-100:2021/AC:2024-02 (Ratificada)

Status: VIGENTE2024-03-01

High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers (Endorsed by Asociación Española de Normalización in March of 2024.)