The frequency range applicable to this standard is 0Hz to 400GHz. In the case of relevant product or product class EMC emission standards, product standards or product class standards will take precedence over this standard in all aspects The emission requirements specified in this standard ensure that the disturbance levels generated by equipment operating normally in residential, commercial, and light industrial environments do not hinder other equipment from operating in the predetermined manner, but do not take into account the fault status of the equipment The equipment in the environment described in this standard is directly connected to the low-voltage public power grid or connected to the low-voltage public power grid through a dedicated DC power supply. Equipment expected to be connected to industrial or specialized power grids requires the use of other general standards
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