This specification is applicable to the national supervision and random inspection of the quality of switches (wall switches) for household and similar fixed electrical devices. Special national supervision and random inspections for special situations and local supervision and random inspections organized by local quality and technical supervision departments at or above the county level can be referred to for implementation. The scope of supervision and spot check products includes:
1) indoor or outdoor use, household and similar use, AC only, rated voltage not exceeding 440V, rated current not exceeding 63A, manually operated general purpose switches. For switches equipped with threaded terminals, the maximum rated current is only 16A 2) A switch equipped with a soft cable holding device and a soft cable outlet device 3) Switch with signal light The content of this specification includes product classification, terminology and definitions, division of enterprise product production scale, inspection basis, sampling, inspection requirements, judgment principles, objection handling, and supplementary provisions
2 Product classification
2.1 Product classification and codes
Product classification and codes are shown in Table 1 Table 1; Product classification and code
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