Optical Splice Closure

Sequence NumberInspection ItemRequirementInspection ResultsConclusion1Appearance and configurationAppearanceShape integnity, No defect,color uniformMeets the requirementsQualificationOptical Fibers Storage SetResidual fiber length no less than 1.6m1.6m (min)Residual fiber curvature Radius no less than 30mm35mm (min) Electric Connecting SetElectnic connecting or shut off section in the box,ground lead-out section on the externl shell.Meets the requirements2Seal performanceCharged with air which pressure is 60KPa±5KPa+65°C,20°C-40°C,2h10cycles,Allow air pressure change 5KPa,immersed in the water for 15min,no air bubbl escapeNo air bubble escape,air pressure change is 4KPsQualificationSequence NumberInspection ItemRequirementInspection ResultsConclusion3Insulated ResistanceAfter soaked into the water which is 1.5m deep for 24h,Insulated resistance≥2×104MΩBetween two metal sections1×106MΩQualificationBetwwen metal section and ground1×106MΩQualification4Voltage Resisting StrengthAfter soaked into the water which is 1.5m deep for 24h,DC 15KV holding 1min,No breakage,no electric arcBetween two metal sectionsNo breakage No electric arcQualificationBetwwen metal section and groundNo breakage No electric arcQualification5Seal performanceCharged with air which pressure is 100KPa±5KPaimmersed in the water for 15min,no air bubble escape;After remove for 24hr,air pressure keeps unchangedNo air bubble escape,air press keeps unchangedQualification6Re-Seal performanceRepeat Seal performance 3 times,no air bubble escape;After remove for 24hr,air pressure keeps unchangedNo air bubble escape,air press keeps unchangedQualificationSequence NumberInspection ItemRequirementInspection ResultsConclusion7Axis TensileFor 800N axis strength Charged with air which pressure is 60KPa±5KPa,last 1 min,air pressure keeps unchangedAir press keeps unchangedQualification8CrushFor 2000N/100mm,crush force,Charged with air which pressure is 60KPa±5KPa,last 1 min,air pressure keeps unchangedAir press keeps unchangedQualification9Impact16N·m,Charged with air which pressure is 60KPa±5KPa,air pressure keeps unchangedAir press keeps unchangedQualification10Bending150N,±45°,10cycles,Charged with air which pressure is 60KPa±5KPa,air pressure keeps unchangedAir press keeps unchangedQualification11Torsion50N,±90°,10cycles,Charged with air which pressure is 60KPa±5KPa,air pressure keeps unchangedAir press keeps unchangedQualification