
This standard specifies the technical requirements and measurement methods for outdoor optical cables used in cable television systems. This standard applies to outdoor optical cables used in cable television systems. The following normative references are essential for the application of this standard. For dated references, only the version with the date indicated applies to this standard. For undated references, the latest version (including all amendments) applies to this standard. GB/T 2951.11-2008 General Test Methods for Insulation and Sheath Materials of Electric and Optical Cables - Part 11: General Test Methods - Measurement of Thickness and Boundary Dimensions - Mechanical Performance Tests - GB/T 3048.4-2007 Electrical Performance Test Methods of Electric Wires and Cables - Part 4: Conductor DC Resistance Test GB/T 3048.5-2007 Electrical Performance Test Methods of Electric Wires and Cables - Part 5: Insulation Resistance Test GB/T 3048.14-2007 Electrical Performance Test Methods of Electric Wires and Cables - Part 14: DC Voltage Test GB/T 699 5.2-2008 Identification and Marking Methods for Electric Wires and Cables - Part 2: Standard Colors GB/T 7424.2-2008 General Specification for Optical Fibers - Part 2: Basic Test Methods for Optical Fibers GB/T 7424.3 Optical Fibers - Part 3: Sectional Specification for Outdoor Optical Fibers GB/T 9771.1-2008 Single-mode Optical Fibers for Communication - Part 1: Characteristics of Non Dispersive Displacement Single-mode Optical Fibers for Communication - GB/T 9771.3-2008 Single-mode Optical Fibers for Communication - Part 3: Characteristics of Non Dispersive Displacement Single-mode Optical Fibers for Wavelength Extension - GB/T 9771.5-2008 Single-mode Optical Fibers for Communication Part: Characteristics of Non zero Dispersion Shifted Single Mode Fiber Optics GB/T 13849.1-1993 Polyene Insulated Polyene Monster Sheathed Local Communication Cables Part 1: General Provisions GB/T 13993.4-2002 Series of Communication Optical Cables Part 4: Outdoor Optical Cables for Access Networks GB/T 15972-2008 Specification for Optical Fiber Test Methods YD/T 979-2009 Technical Requirements and Inspection Methods for Fiber Tapes
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