Standards

DL/T 1151.22-2023 Active

DL/T 1151.22-2023 DL/T 1151.22-2023 Ductile iron production plant scale and corrosion product analysis method Part 22: Wavelength dispersive X-ray fluorescence spectroscopy and X-ray diffraction methods for scale and corrosion products in the power plant

This document specifies the general requirements for elemental analysis using wavelength dispersive X-ray fluorescence spectrometry and phase analysis using X-ray diffraction. This document is applicable to the determination of scale and corrosion products in the thermal system of thermal power plants. The mass fraction range of elements (from C to U) is 0.1% to 100%, and the mass fraction range of phases (with crystal structure) is 1% to 100%.

Publish Date: 2023-12-28

DL/T 1191-2023 Active

DL/T 1191-2023 DL/T 1191-2023 Safety performance inspection regulations for handheld electric tools used in power work

This document specifies the requirements for the incoming inspection and preventive testing of hand-held power tools driven by motors or electromagnets, operating at single-phase AC (50 Hz) and with a rated voltage of no more than 250 V. This document applies to the incoming inspection and preventive testing of hand-held power tools used in power engineering construction, operation, and maintenance.

Publish Date: 2023-12-28

DL/T 1214-2023 Active

DL/T 1214-2023 DL/T 1214-2023 9FA Gas-Steam Combined Cycle Unit Maintenance Regulations

This document specifies the basic requirements for the maintenance of 9FA gas-steam combined cycle units. This document is applicable to the maintenance of 9FA gas-steam combined cycle units fueled by natural gas.

Publish Date: 2023-12-28

DL/T 1223-2023 Active

DL/T 1223-2023 DL/T 1223-2023 Integrated gasification combined cycle generator unit performance acceptance test

This document specifies the method for performance testing of integrated gasification combined cycle power generation units (hereinafter referred to as IGCC units). This document is applicable to IGCC units that generate electric energy from fossil fuels, and also to IGCC units that simultaneously generate electric energy, thermal energy, and gaseous fuels. This document is not applicable to adjustment tests of IGCC units.

Publish Date: 2023-12-28

DL/T 1292-2023 Active

DL/T 1292-2023 DL/T 1292-2023 Guidelines for lightning protection of overhead insulated distribution lines in distribution networks

This document specifies the methods of lightning protection for overhead insulated lines of the distribution network, protective measures, protective principles, and requirements for the operation and maintenance of protective devices. This document is applicable to the lightning protection of overhead insulated lines of the 10 kV distribution network. For overhead insulated lines of distribution networks of other voltage levels, the provisions of this document shall be implemented as a reference.

Publish Date: 2023-12-28

DL/T 1312-2023 Active

DL/T 1312-2023 DL/T 1312-2023 Copper-clad steel technology specification for grounding in electric power engineering

This document specifies the general requirements, technical requirements, test methods, inspection rules, marking and accompanying documents, packaging, transportation, and storage for copper-clad steel used for grounding in power engineering. This document is applicable to copper-clad steel used for grounding in power engineering, including power generation, power transmission and transformation, and power distribution.

Publish Date: 2023-12-28

DL/T 1435-2023 Active

DL/T 1435-2023 DL/T 1435-2023 Fracture Prevention Device Fatigue Tester Technical Requirements for Slope Slope/Sloping Safety Devices

This document specifies the technical requirements, testing methods, inspection rules, marking and packaging for the fatigue testing device of speed-differential fall arresters. This document is applicable to the fatigue testing device (referred to as the testing device) used for self-locking reliability of speed-differential fall arresters for personnel engaged in high-altitude work, climbing, and suspension operations for fall protection.

Publish Date: 2023-12-28

DL/T 1437-2023 Active

DL/T 1437-2023 DL/T 1437-2023 Manual Chain Hoist Non-load Actuation Test Device Technical Requirements

This document specifies the technical requirements, testing methods, inspection rules, marking and packaging for the load-free operation test device of manual hoists. This document is applicable to the load-free operation test device of manual hoists (hereinafter referred to as the test device) used for conducting load-free operation tests on manual hoists with a rated lifting weight of not more than 10 tons.

Publish Date: 2023-12-28

DL/T 1461-2023 Active

DL/T 1461-2023 DL/T 1461-2023 Maintenance Management Guidelines for Gear Oil for Wind Turbine Generator Sets

This document specifies the sampling of gear oil for wind turbines, the acceptance of new oil, operational supervision, maintenance of operational oil, oil management, and safety requirements. This document is applicable to the maintenance and management of gear oil for the main gearboxes, yaw gearboxes, and pitch gearboxes of wind turbines.

Publish Date: 2023-12-28

DL/T 1482-2023 Active

DL/T 1482-2023 DL/T 1482-2023 Drone inspection operation technical guidelines for overhead transmission lines

This document specifies the general requirements, inspection methods, inspection content, inspection operations, and inspection data organization for drone inspections of overhead transmission lines. This document is applicable to the inspection and detection of overhead transmission lines using multi-rotor drones, fixed-wing drones, and compound-wing drones. Other types of drone inspections and drone inspections of overhead distribution lines can be used for reference.

Publish Date: 2023-12-28

DL/T 2555.3-2023 Active

DL/T 2555.3-2023 DL/T 2555.3-2023 Branch line bypass operation equipment and equipment Part 3: Bypass cable truck for distribution line

This document specifies the structure and composition, technical requirements, test methods, and inspection rules of the bypass cable car used for bypass operations on distribution lines. This document is applicable to bypass cable cars used in distribution line bypass operations of 0.4 kV to 20 kV in areas with an altitude of no more than 1,000 m.

Publish Date: 2023-12-28

DL/T 2555.4-2023 Active

DL/T 2555.4-2023 DL/T 2555.4-2023 Distribution line bypass operation equipment and equipment Part 4: Mobile box trailer

This document specifies the structural composition and functions, technical requirements, test methods, inspection rules, as well as marking, identification, document provision, and usage, storage, and maintenance requirements of mobile box transformer vehicles used for bypass operations on distribution lines. This document is applicable to the design, production, testing, and usage and maintenance of mobile box transformer vehicles used for bypass operations on 10kV distribution lines in areas with an altitude of 1000m or lower.

Publish Date: 2023-12-28