Standards

GB/T 13034-2008 Active

GB/T 13034-2008 Insulated pulleys for live working

This standard specifies the requirements, test methods, inspection rules, and markings for insulated pulleys used in live working operations. This standard applies to insulated pulleys used in live working operations on high-voltage electrical equipment.

Publish Date: 2008-09-24

GB/T 13035-2008 Active

GB/T 13035-2008 Live working—Insulating ropes

This standard specifies the classification, materials, technical requirements, test methods, inspection rules, storage, and transportation of insulated ropes used in live working operations. This standard applies to insulated rope materials used in live working operations on electrical equipment of various voltage levels, including AC and DC.

Publish Date: 2008-09-24

GB/T 13395-2008 Active

GB/T 13395-2008 Regulation of hot washing for electric power apparatus

This standard specifies the technical conditions, flushing methods, and safety measures that should be observed during live electrical water flushing operations. This standard applies to live electrical water flushing operations of power equipment with an AC rated voltage of 10 kV to 220 kV in areas with an altitude of 1,000 m or less (excluding fixed-type water flushing).

Publish Date: 2008-09-24

GB/T 1404.3-2008 Active

GB/T 1404.3-2008 Plastics—Phenolic powder moulding compounds—Part 3:Requirements for selectes moulding compounds

This section specifies the requirements for the physical and chemical properties of powdered phenolic molding compounds (PF-PWCs) measured by compression molding or injection molding samples.
This section applies to powdered molding compounds with different components and performance, which have general technical and economic value.

Publish Date: 2008-09-24

GB/T 14545-2008 Active

GB/T 14545-2008 Washing tools with limited water for live working(Short water gun with long water column)

This standard specifies the scope of application, terms and definitions, technical requirements, test methods, inspection rules and markings, transportation and packaging for low-water-quantity flushing tools used in live-line work with long water columns and short water guns. This standard applies to electrical equipment with porcelain and glass external insulation and mainly water-column insulation used in live-line work on power lines and substations with an AC voltage of 220 kV or lower.

Publish Date: 2008-09-24

GB/T 14766-2008 Active

GB/T 14766-2008 Photography—Black-and-white continuous-tone papers—Determination of ISO speed and ISO range for printing

This standard specifies the measurement methods for the ISO sensitivity and ISO printing range of black-and-white photographic paper. This standard applies to black-and-white positive reflective photos made from black-and-white negatives for continuous tonal effects or artistic photography, including ordinary silver halide printing paper, enlargement paper, and variable contrast printing paper. The photographic paper can be processed with ordinary developer and equipment, or with special procedures such as catalyst or heat development.

Publish Date: 2008-09-24

GB/T 17622-2008 Active

GB/T 17622-2008 Live working-gloves of insulating material

This standard specifies the classification, requirements, testing, inspection rules, marking, packaging, storage, etc. of insulated gloves for live working. This standard applies to insulated gloves used in live working on electrical equipment with a voltage of 35 kV or lower.

Publish Date: 2008-09-24

GB/T 18038-2008 Active

GB/T 18038-2008 General specification of microprocessor-based protection equipment for electrified railway traction power supply system

This standard specifies the basic technical requirements, test methods, and inspection rules for microcomputer protection devices in electrified railway traction power supply systems.
This standard applies to microcomputer-based relay protection devices (hereinafter referred to as "devices") in electrified railway traction power supply systems, and serves as the basis for the design, manufacture, operation, and testing of such devices.

Publish Date: 2008-09-24

GB/T 18136-2008 Active

GB/T 18136-2008 AC high voltage electrostatic shielding clothing and test procedure

This standard specifies the technical requirements, test methods, and inspection rules for AC high-voltage electrostatic protective clothing. This standard applies to AC power transmission lines and substations with a rated voltage of 110 (66) kV to 750 kV, and to AC high-voltage electrostatic protective clothing worn by personnel conducting inspections and ground potential operations. AC high-voltage electrostatic protective clothing manufactured in accordance with this standard shall not be used as equipotential shielding clothing.

Publish Date: 2008-09-24

GB/T 18269-2008 Active

GB/T 18269-2008 Live working-Hand tools for use up to 1 kV a.c.and 1.5 kV d.c.

This standard specifies the definition, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of insulated hand tools for live working at voltages of 1 kV AC and 1.5 kV DC or lower. This standard applies to insulated hand tools and coated insulated hand tools used for live working at voltages of 1 kV AC and 1.5 kV DC or lower.

Publish Date: 2008-09-24

GB/T 19185-2008 Active

GB/T 19185-2008 Calculation method of live working minimum approach distance on a.c.transmission line

This standard specifies the calculation methods for the safe distance and combined clearance of live working on AC lines, the criteria for risk assessment, the clearance coefficient, the altitude correction coefficient, etc. The calculation results can be used for reference in design and experimental research. This standard applies to the calculation and verification of the safe distance and combined clearance for live working on AC lines with voltages ranging from 110 kV to 750 kV. It can also be used as a reference for the calculation and verification of the safe distance and combined clearance for live working on transformer equipment.

Publish Date: 2008-09-24

GB/T 22385-2008 Active

GB/T 22385-2008 Specification for acceptance of dam safety monitoring system

This standard specifies the requirements and quality standards for the acceptance of dam safety monitoring systems.
This standard applies to the acceptance of safety monitoring systems for Class I, Class II, Class III dams, and high dams with a height of more than 70m, or medium and low dams with complex monitoring systems.
Other hydraulic structures may refer to and use this standard as a reference.

Publish Date: 2008-09-24