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Engineering > Electrical engineering

Electrical engineering

Electrical engineering Sub-categories (19)

  1. Electrical engineering. General
  2. Magnetic materials
  3. Insulating materials
  4. Insulating fluids
  5. Semiconducting materials
  6. Superconductivity and conducting materials
  7. Electrical wires and cables
  8. Insulation
  9. Components. Electrical equipment
  10. Electrical accessories
  11. Switchgear and controlgear
  12. Lamps and related equipment
  13. Rotating machinery
  14. Transformers. Reactors
  15. Rectifiers. Converters. Stabilized power supply
  16. Cells and batteries
  17. Power transmission and distribution networks
  18. Electrical equipment. Special conditions
  19. Electric traction equipment

Latest standards activities

Proposals
Drafts

BS EN 60343-1 ED1

Recommended test methods for determining the relative resistance of insulating materials to breakdown by surface discharges. Part 1: General methods

Feedback closing date:

04/02/2026

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BS EN 60255-1 Amd.1 Ed.2.0

Amendment 1 - Measuring relays and protection equipment. Part 1: Common requirements

Feedback closing date:

31/12/2025

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BS EN 60243-2 Ed.4.0

Electric strength of insulating materials - Test methods. - Part 2: Additional requirements for tests using direct voltage

Feedback closing date:

28/01/2026

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BS EN 62047-55 Ed.1.0

Micro-electromechanical devices. Part 55: Silicon based MEMS fabrication technology - Test method of microstructure pendulum impact

Feedback closing date:

31/12/2025

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BS EN 60794-2-50 ED4

Optical fibre cables. Part 2-50: Indoor cables - Family specification for simplex and duplex cables for use in terminated cable assemblies

Feedback closing date:

31/12/2025

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BS EN 62631-2-1 Ed.2.0

Dielectric and resistive properties of solid insulating materials. Part 2-1: Relative permittivity and dissipation factor - Technical Frequencies (0;1 Hz - 10 MHz) - AC Methods

Feedback closing date:

28/01/2026

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BS IEC 60287-2-4

Electric cables. Calculation of the current rating. Part 2-4: Thermal resistance. Thermal Resistance in J-Tubes Installations

Feedback closing date:

04/02/2026

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BS EN IEC 61837-2/Amd.2

BS EN IEC 61837-2 Amd.2 Ed.3.0 Amendment 2 - Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections. Part 2: Ceramic enclosures

Feedback closing date:

28/01/2026

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Feedback period expiring

BS EN IEC 61800-9-1 Ed.2.0

BS EN 61800-9-1 Ed.2.0 Adjustable speed electrical power drive systems. Part 9-1: Ecodesign for power drive systems, motor starters, power electronics and their driven applications - General requirements for setting energy efficiency standards for power driven equipment using the extended product approach (EPA) and semi

Feedback closing date:

24/12/2025

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BS EN 50641-1

EN 50641-1:2025 Fixed Installations for Railway Applications. Requirements for the validation of simulation tools used for the design of electric traction power supply systems. Part 1: General

Feedback closing date:

24/12/2025

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Published

BS EN IEC 62217:2025

Polymeric HV insulators for indoor and outdoor use. General definitions, test methods and acceptance criteria

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PD CLC IEC/TS 62271-320:2025

High-voltage switchgear and controlgear. Part 320: Environmental aspects and life cycle assessment rules for high-voltage switchgear and controlgear

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PD CLC IEC/TS 62271-314:2025

High-voltage switchgear and controlgear. Part 314: Direct current disconnectors and earthing switches

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PD CLC IEC/TS 62271-316:2025

High-voltage switchgear and controlgear. Direct current by-pass switches and paralleling switches

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BS IEC 63093-15:2025

Ferrite cores — Guidelines on dimensions and the limits of surface irregularities. U-cores

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BS IEC 63182-7:2025

Magnetic powder cores — Guidelines on dimensions and the limits of surface irregularities. EER-cores

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BS IEC 63182-8:2025

Magnetic powder cores — Guidelines on dimensions and the limits of surface irregularities. U-cores

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PD CLC IEC/TS 62271-5:2025

PD CLC/TS 62271-5:2025 High-voltage switchgear and controlgear . Part 5: Common specifications for direct current switchgear and controlgear

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