Test methods for electrical performance of wires and cables - Part 8: AC voltage test 1 Scope: This part of GB/T3048 specifies the terms and definitions of AC voltage test, test equipment, sample preparation, test procedures, test results and evaluation, precautions, and test records. This section is applicable to the AC voltage withstand test of wire and cable products, but not to winding wire products. This section should be used in conjunction with GB/T 3048.1. 2 Normative References: The clauses in the following documents are referred to in this part of GB/T 3048 and become the clauses of this part. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions do not apply to this section. However, parties to agreements based on this section are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this section. GB/T 311.6 High Voltage Measurement Standard Air Gap (GB/T 311.6-2005, IEC 60052:2002, IDT) GB/T 2900.19 Electrotechnical Terminology High Voltage Test Techniques and Insulation Coordination GB/T 3048.1 Electrical Performance Test Methods for Electric Wires and Cables Part 1: General GB/T 16927.2 High Voltage Test Techniques, Part 2: Measurement Systems (GB/T 16927,2-1997, eqv IEC 60060-2:1994)
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