Scope
This standard specifies the technical requirements, test methods, and evaluation of test results for overvoltage, overcurrent resistance, and electrostatic discharge of various ports of communication equipment installed in telecommunications centers This standard applies to the inspection of overvoltage and overcurrent protection performance of all communication equipment installed in telecommunications centers, such as office switching equipment, data equipment, transmission equipment, wireless equipment, network management equipment, etc
Normative References
The clauses in the following documents become clauses of this standard through reference in this standard.
. For dated references, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, it is encouraged for all parties who have reached agreements based on this standard to investigate whether the latest versions of these documents can be used. For undated references, the latest version applies to this standardGB/T 17626.2 Electromagnetic Compatibility Testing and Measurement Techniques Electrostatic Discharge Immunity Test
GBT 17626.5 Electromagnetic Compatibility Testing and Measurement Techniques Surge (Impact) Immunity Test
rTU-T K.27 (1996) Connection Structure and Grounding of Telecommunication Centers
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