SL/T 311-2025 Active Industry standards-Water resources

SL/T 311-2025 The specification for selecting high-voltage electrical equipment and designing the distribution equipment in water resources and hydropower engineering

Publish Date: 2025-12-22 Implement Date: 2026-03-22 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: SL/T 311-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Power transmission and transformation projects

ICS Name: The transmission grid and the distribution grid

Publish Date: 2025-12-22

Implement Date: 2026-03-22

Publisher: 水利部

Development Information

Drafting Units:

Drafting Persons:

Replace the following standards

SL 311-2004 SL 561-2012

Related Standards

GB/T 17211-1998 Replaced

GB/T 17211-1998 Loading guide for dry-type power transformers

Publish Date: 1998-01-20

GB/T 2900.52-2000 Replaced

GB/T 2900.52-2000 Electrotechnical terminology-Generation, transmission and distribution of electricity—Generation

Publish Date: 2000-12-11

GB/Z 24835-2009 Replaced

GB/Z 24835-2009 Regulation of operation and maintenance for 1 000 kV gas-insulated metal-enclosed switchgear

Publish Date: 2009-11-30

GB/Z 24842-2009 Replaced

GB/Z 24842-2009 Overvoltage and insulation coordination of 1000 kV UHV AC transmission project

Publish Date: 2009-11-30

GB/Z 24843-2009 Replaced

GB/Z 24843-2009 Technical specification of 1 000 kV single phase oil-immersed auto-transformer

Publish Date: 2009-11-30

GB/Z 24846-2009 Replaced

GB/Z 24846-2009 Preventive test standards of 1000 kV AC electrical equipments

Publish Date: 2009-11-30