This standard specifies the terms and definitions, product models, performance parameters, technical requirements, testing items, markings, lifting, packaging, transportation, and storage of oil immersed amorphous alloy core distribution transformers. This standard applies to single-phase oil immersed non excitation voltage regulating amorphous alloy core distribution transformers with voltage levels of 6kV and 10kV, rated frequency of 50Hz, and rated capacity of 5kVA to 160kVA (hereinafter referred to as "single-phase transformers")—— Three phase oil immersed non excitation voltage regulating amorphous alloy core distribution transformers with voltage levels of 6kV, 10kV, and 20kV, rated frequency of 50Hz, and rated capacity of 30kVA-2500kVA (hereinafter referred to as "three-phase transformers")—— A three-phase oil immersed non excitation voltage regulating amorphous alloy core distribution transformer with a voltage level of 35kV, a rated frequency of 50Hz, and a rated capacity of 50kVA-2500kVA
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