This part of LEC 60598 specifies the requirements for lighting chains of series, parallel, or series connected light sources with an indoor or outdoor power supply voltage not exceeding 250 V For combinations including rope lights (also known as sealed lighting chains), please refer to IEC 60598-2-21 Lighting chains equipped with fixed or detachable accessories (such as decorative or decorative) are considered covered by this standard For lighting chains equipped with push-in lamp holders, the appropriate requirements of this standard apply Note 1: The Christmas tree lighting chain is an example of a lighting chain composed of lamps connected in series or parallel. An example is a chain used to illuminate a ski slope or promenade, which is a lighting chain equipped with parallel connecting lights For lighting chains with non-standard lamps (such as push-in lamps), the lamps are installed as part of the lighting chain and are therefore included in the testing Note 2: For products with lighting chains permanently fixed to frames or pre lit Christmas trees, the relevant provisions of lec60598-2-4 and/or iec 60598-2-7 can also apply
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