Standards

DL/T 684-2025 Active

DL/T 684-2025 The Guidelines for Realtor setting Calculations of Large Generator Transformer Relay Protection

Publish Date: 2025-09-28

DL/T 695-2025 Active

DL/T 695-2025 Power plant welded steel pipe fitting

Publish Date: 2025-09-28

DL/T 713-2025 Active

DL/T 713-2025 The requirements for the immunity of protection and control equipment at substations with a voltage rating of 500kV and above

Publish Date: 2025-09-28

DL/T 760-2025 Active

DL/T 760-2025

Publish Date: 2025-09-28

DL/T 899-2025 Active

DL/T 899-2025

Publish Date: 2025-09-28

DL/T 903-2025 Active

DL/T 903-2025 Ball mill wear-resistant parts welding technology guidelines

Publish Date: 2025-09-28

DL/T 1081-2025 Active

DL/T 1081-2025 Operating Regulations for Outdoor High Voltage Switchgear from 12kV to 40.5kV

Publish Date: 2025-09-28

DL/T 1144-2025 Active

DL/T 1144-2025

Publish Date: 2025-09-28

DL/T 1147-2025 Active

DL/T 1147-2025 Electricity high work fall protection device

Publish Date: 2025-09-28

DL/T 1278-2025 Active

DL/T 1278-2025 Submarine Power Cable Operating Regulations

Publish Date: 2025-09-28

DL/T 1279-2025 Active

DL/T 1279-2025 Acceptance specifications for submarine power cable lines with a rated voltage of 500kV and below

Publish Date: 2025-09-28

DL/T 1318-2025 Active

DL/T 1318-2025 Hydroelectricity station metal technical supervision regulations

Publish Date: 2025-09-28