Electronics
Power transformers, power supply equipment and similar equipment/electrical facilities and equipment
Power transformers, power supply equipment and similar equipment/electrical facilities and equipment
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Power transformers, power supply equipment and similar equipment/electrical facilities and equipment

Scope

This part of GB/T 19212 specifies safety requirements for transformers, reactors, power supply devices, and their combinations, such as electrical, temperature, and mechanical safety requirements This section is applicable to the following types of dry-type transformers, power supplies (including switch type power supplies), and reactors, whose windings can be encapsulated or non encapsulated

Note 1: The difference between transformers, power supplies, and switch mode power supplies is as follows:

- For transformers, there is no change in frequency.

. However, transformers (such as constant voltage transformers) can have up to 30

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