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GEL/8/4 - High Voltage Direct Current (HVDC) transmission for DC voltages above 100kV

Sector: Sustainability

Categories: Purchasing. Procurement. Logistics | Power transmission and distribution lines | Substations. Surge arresters | Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General | Electrical engineering. General

Overview: Under the direction of GEL/8, the subcommittee is responsible for the preparation of British Standards on the subject of High Voltage Direct Current (HVDC) transmission for DC voltages above 100kV, and the UK’s input to IEC/TC 115

Committee standards activity

In Progress (17)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PNW TS 115-337 ED1: DC side harmonics & filtering in HVDC transmission systems

Categories: Information management | Standardization. General rules | Engineering | Electrical engineering | Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Proposal begins : 2023-06-05 		Proposal
PNW TS 115-307 ED1: DC Voltages for HVDC Grids

Categories: Information management | Standardization. General rules | Engineering | Electrical engineering | Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Proposal begins : 2022-09-07 		Proposal
PD IEC/TS 63529 ED1 DC side harmonics & filtering in HVDC transmission systems

Categories: Unclassified documents

Approval begins : 		Approval
PD IEC/TS 63291-2 Ed.2.0 High voltage direct current (HVDC) grid systems and connected converter stations. Guideline and parameter lists for functional specifications. Parameter lists

Categories: Rectifiers. Converters. Stabilized power supply

Drafting begins : 2026-02-17 		Drafting
PD IEC/TS 63291-1 Ed.2.0 High voltage direct current (HVDC) grid systems and connected converter stations - Guideline and parameter lists for functional specifications. Part 1: Guideline

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Drafting begins : 2026-02-17 		Drafting
PD IEC/TS 63014-2 Ed.1.0 High voltage direct current (HVDC) power transmission – System requirements for DC-side equipment. - Part 2: Using voltage sourced converters

Categories: Unclassified documents

Drafting begins : 2024-11-19 		Drafting
PD IEC/TS 63014-2 Ed.1.0 High voltage direct current (HVDC) power transmission – System requirements for DC-side equipment. Part2: Using voltage sourced converters

Categories: Unclassified documents

Drafting begins : 2026-01-09 		Drafting
PD IEC/TS 63014-1 Ed.2.0 High voltage direct current (HVDC) power transmission – System requirements for DC-side equipment. Part 1: Common equipment and equipment specific to Line-Commutated Converters

Categories: Unclassified documents

Drafting begins : 2025-07-16 		Drafting
PD IEC/TS 62978 Ed.1.0 HVDC Installations - Guidelines on Asset Management

Categories: Unclassified documents

Public comment begins : 		Public comment
PD IEC/TS 61973 Ed.2.0 High voltage direct current (HVDC) substation audible noise

Categories: Unclassified documents

Public comment begins : 		Public comment
Published (11)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD IEC/TS 63014-1:2018 High voltage direct current (HVDC) power transmission. System requirements for DC-side equipment. Using line-commutated converters

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2018-04-12 		Published standard
PD IEC/TR 62978:2017 HVDC installations. Guidelines on asset management

Categories: Purchasing. Procurement. Logistics | Power transmission and distribution networks. General

Published standard begins : 2017-10-11 		Published standard
PD IEC TS 63471:2023 DC voltages for HVDC grids

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2023-12-22 		Published standard
PD IEC TS 63336:2024 Commissioning of VSC HVDC systems

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2024-07-24 		Published standard
PD IEC TR 63502:2024 Guidelines for parameters measurement of HVDC transmission line

Categories: Power transmission and distribution lines

Published standard begins : 2025-01-08 		Published standard
PD IEC TR 63463:2024 Life extension guidelines for HVDC converter stations

Categories: Electrical engineering. General | Substations. Surge arresters

Published standard begins : 2024-01-19 		Published standard
PD IEC TR 63363-1:2022 Performance of voltage sourced converter (VSC) based high-voltage direct current (HVDC) transmission. Steady-state conditions

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2022-09-09 		Published standard
PD IEC TR 63179-1:2020 Guideline for planning of HVDC systems. HVDC systems with line-commutated converters

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2020-05-05 		Published standard
PD IEC TR 63127:2019+A1:2024 Guideline for the system design of HVDC converter stations with line-commutated converters

Categories: Power transmission and distribution networks. General | Substations. Surge arresters

Published standard begins : 2024-04-17 		Published standard
PD IEC TR 63065:2017+A1:2022 Guidelines for operation and maintenance of line commutated converter (LCC) HVDC converter station

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Published standard begins : 2023-11-23 		Published standard
Withdrawn (3)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD IEC/TS 63291-2:2023 High voltage direct current (HVDC) grid systems and connected converter stations. Guideline and parameter lists for functional specifications. Parameter lists

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Withdrawn begins : 2025-09-19 		Withdrawn
PD IEC/TS 63291-1:2023 High voltage direct current (HVDC) grid systems and connected converter stations. Guideline and parameter lists for functional specifications. Guideline

Categories: Rectifiers. Converters. Stabilized power supply | Power transmission and distribution networks. General

Withdrawn begins : 2025-09-19 		Withdrawn
PD IEC TR 63127:2019 Guideline for the system design of HVDC converter stations with line-commutated converters. System Scheme of HVDC Converter Station with Line-commutated Converters (LCC)

Categories: Power transmission and distribution networks. General | Substations. Surge arresters

Withdrawn begins : 2024-04-17 		Withdrawn