According to the three-level standards (national standards, ministerial standards, and enterprise own standards), conduct quality evaluation, make basic evaluations, and analyze the reasons for qualified or unqualified quality. And different quality inspection reports need to be issued for different products. Below, the editor will introduce the content that needs to be tested when handling quality inspection reports for household appliances
Common testing products are divided into four categories:
1. Standard testing for household appliances GB4706
2. Standard testing for AV audio and video GB8898
3. Standard testing for IT information technology GB4943
4. Standard testing for LED lighting fixtures GB7000
The following items need to be tested for household appliances GB4706:
1 Identification and instructions 2 Protection against contact with live parts
3 Starting of electric appliances 4 Input power and current
5. Heating 6 Leakage current and electrical strength at operating temperature
7 Moisture resistance 8 Leakage current and electrical strength
9 Overload protection of transformer related circuits 10 Durability
11. Abnormal operation 12 Stability and Mechanical Hazards
13 Mechanical strength 14 Mechanism
15. Internal wiring 16 Components
17. Power connection and external flexible cable 18 Terminal blocks for external wires
19 Grounding measures 20 Screws and connections
21. Electrical clearances, creepage distances, and solid insulation 22 Heat resistance and flame resistance
23. Rust prevention 24 Radiation, toxicity, and similar hazards
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