T/GDWCA 0029-2018 Abolished Group standards

T/GDWCA 0029-2018 Polyvinyl chloride insulated communication cables and wires

Publish Date: 2018-01-31 Implement Date: 2018-02-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/GDWCA 0029-2018

Standard Type: Group standards

Standard Status: Abolished

is_force_gb: no

CCS Name: Cables and their accessories

ICS Name: Cable

Publish Date: 2018-01-31

Implement Date: 2018-02-28

Scope

Scope: This standard specifies the classification and marking, usage characteristics, requirements, test methods, inspection rules, marking, packaging, transportation, and storage of PVC-insulated communication cables with a rated voltage of 300/1000 V. This standard applies to copper-core PVC-insulated cables and wires for electrical instruments, electronic equipment, and automation devices with a rated voltage of 300/300 V or lower, as well as PVC-insulated communication cables with a rated voltage of 600/1000 V. Main technical contents: I. Usage characteristics: 1. The long-term operating temperature of all models of cables shall not exceed 70℃. 2. The laying temperature of cables shall not be lower than 0℃; for cables with an outer diameter (D) less than 25 mm, the allowable bending radius shall not be less than 4D; for cables with an outer diameter (D) of 25 mm or more, the allowable bending radius shall not be less than 6D, etc. II. Requirements: 1. Unless otherwise specified in this standard, the product requirements shall comply with the relevant provisions of JB/T 8734.1. 2. They shall comply with the requirements for conductors specified in GB/T 3956 and the related requirements for conductors in JB/T 8734.5. 3. The insulation resistance shall not be less than the resistance value specified in JB/T 8734.5.