Electronics
Electrical stranded wire testing
Electrical stranded wire testing
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Electrical stranded wire testing

Scope

This part of GB/T 3048 specifies the testing equipment, sample preparation, testing procedures, test results, calculations, and test records for conductor DC resistance testing The test methods specified in this section are applicable to measuring the DC resistance of wire and cable conductors, and their measurement range is:

- Double arm bridge: (2 × 10-5~99.9) Q

- Single arm bridge: 1~100 and above The test methods specified in this section are not applicable to measuring the DC resistance of installed wires and cables. This section should be used in conjunction with GB/T 3048.1

Normative reference documents

The clauses in the following documents are approved by GB/T

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 problems

Baijian 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 required

Testing and testing characteristics:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. 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