The detection scope includes DC land cables, DC submarine cables, extruded insulated power cables, etc Test items: insulation resistance test, breakdown voltage test, voltage strength test, mechanical strength test, mechanical performance test, etc
GB/T 31489.4-2020 Squeezed Insulated Power Cable Systems for DC Transmission of Rated Voltages up to and including 500kV - Part 4: DC Cable Accessories
GB/T 31489.2-2020 Squeezed Insulated Power Cable Systems for DC Transmission of Rated Voltages up to and including 500kV - Part 2: DC Land Cables
GB/T 31489.3-2020 Squeezed Insulated Power Cable Systems for DC Transmission of Rated Voltages up to and including 500kV - Part 3: DC Submarine Cables
GB/T 12706 Power cables and accessories with extruded insulation for rated voltages from 1 kV (Um=1.2 kV) to 35 kV (Um=40.5 kV) from 3 to 2020- Part 3: Power cables with extruded insulation for rated voltages from 35 kV (Um=40.5 kV)
GB/T 12706.4 to 2020- Power cables and accessories with extruded insulation for rated voltages from 1 kV (Um=1.2 kV) to 35 kV (Um=40.5 kV) - Part 4: Power cables and accessories with extruded insulation for rated voltages from 6 kV (Um=7.2kV) to 35 kV (Um=40.5 kV) Test Requirements for Power Cable Accessories
GB/T 22381-2017 Connection between Gas Insulated Metal Enclosed Switchgear and Fluid Filled and Squeezed Insulated Power Cables with Rated Voltages of 72.5kV and Above. Fluid Filled and Dry Type Cable Terminations
GB/T 31840.1-2015 Aluminum Alloy Core Squeezed Insulated Power Cables with Rated Voltages of 1kV (Um=1.2kV) to 35kV (Um=40.5kV) Part 1: Rated Voltages of 1kV (Um=1.2kV) and 3kV (Um=3.6kV) Cables
GB/T 31489.1-2015 extruded insulated power cable systems for DC transmission with rated voltages up to and including 500kV - Part 1: Test methods and requirements
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China