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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 60255-187-1:2021/AC:2023-04 (Ratificada)

Status: VIGENTE2023-06-01

Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers (Endorsed by Asociación Española de Normalización in June of 2023.)

UNE-EN IEC 61869-9:2023

Status: VIGENTE2023-05-24

Instrument Transformers - Part 9: Digital interface for instrument transformers

UNE-EN IEC 63248:2023

Status: VIGENTE2023-05-03

Conductors for overhead lines - Coated or cladded metallic wire for concentric lay stranded conductors

UNE-EN IEC 63248:2023/A11:2023

Status: VIGENTE2023-05-03

Conductors for overhead lines - Coated or cladded metallic wire for concentric lay stranded conductors

UNE-EN IEC 62641:2023/A11:2023

Status: VIGENTE2023-05-03

Conductors for overhead lines - Aluminium and aluminium alloy wires for concentric lay stranded conductors

UNE-EN IEC 62641:2023

Status: VIGENTE2023-05-03

Conductors for overhead lines - Aluminium and aluminium alloy wires for concentric lay stranded conductors

UNE-EN IEC 62246-4:2023 (Ratificada)

Status: VIGENTE2023-05-01

Reed switches - Part 4: Application in conjunction with magnetic actuator used for magnetic sensing devices (Endorsed by Asociación Española de Normalización in May of 2023.)

UNE-EN 62488-2:2017/AC:2023-03 (Ratificada)

Status: VIGENTE2023-05-01

Power line communication systems for power utility applications - Part 2: Analogue power line carrier terminals or APLC (Endorsed by Asociación Española de Normalización in May of 2023.)

UNE-EN IEC 60599:2023

Status: VIGENTE2023-04-19

Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis

UNE-EN 50243:2023

Status: VIGENTE2023-04-19

Outdoor bushings for 24 kV and 36 kV and for 5 kA and 8 kA, for liquid filled transformers

UNE-EN IEC 62351-5:2023 (Ratificada)

Status: VIGENTE2023-04-01

Power systems management and associated information exchange - Data and communications security - Part 5: Security for IEC 60870-5 and derivatives (Endorsed by Asociación Española de Normalización in April of 2023.)

UNE-EN IEC 62631-3-1:2023 (Ratificada)

Status: VIGENTE2023-04-01

Dielectric and resistive properties of solid insulating materials - Part 3-1: Determination of resistive properties (DC methods) - Volume resistance and volume resistivity - General method (Endorsed by Asociación Española de Normalización in April of 2023.)

UNE-EN IEC 62271-209:2020/A1:2023

Status: VIGENTE2023-03-29

High-voltage switchgear and controlgear - Part 209: Cable connections for gas-insulated metal-enclosed switchgear for rated voltages above 52 kV - Fluid-filled and extruded insulation cables - Fluid-filled and dry-type cable-terminations

UNE-EN IEC 60475:2023

Status: VIGENTE2023-03-29

Method of sampling insulating liquids

UNE-EN 50708-2-3:2023

Status: VIGENTE2023-03-29

Power transformers - Additional European requirements - Part 2-3: Medium power transformer - Accessories

UNE-EN 50708-2-4:2023

Status: VIGENTE2023-03-29

Power transformers - Additional European requirements - Part 2-4: Medium power transformer - Special tests

UNE-EN 50708-2-6:2023

Status: VIGENTE2023-03-29

Power transformers - Additional European requirements - Part 2-6: Medium power transformers - Non-conventional magnetic steel technology

UNE-EN 50708-3-4:2023

Status: VIGENTE2023-03-29

Power transformers - Additional European requirements - Part 3-4: Large power transformer - Special tests for corrugated tank and radiators

UNE-EN IEC 62271-102:2021/A1:2023

Status: VIGENTE2023-03-15

High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches

UNE-EN 50470-3:2023

Status: VIGENTE2023-03-15

Electricity metering equipment - Part 3: Particular requirements - Static meters for AC active energy (class indexes A, B and C)