Waterproof Dome Fiber Optical Splice Closure, Joint Box

Purpose: aerial, direct-burying, wall-mounting, Pipeline laying way
external dimensions: 510mm×210mm (Erect type)
Weight: 3kg (Erect type)
Material: PC
Dimension (mm): 51×22CM (H×D)
Cables Entry & Exit：3out3in
Cable Diameter (mm): Φ7-Φ25
Sealing Structure : Mechanical Sealing
Max Capacity of Core: 144 cores

Components: Seal tape 1PC, Insulation tape  1PC, Nylon tie  4PCS, optical cable heat shrinkable sleeve 24PCS, mental hook 1SET, seal fittings 1PC umeral bar 1PC, retaining ring 6PCS.

Environmental temperature: -40℃ to +85℃

Atmospheric pressure: 70∽106KPa

Optic property: The spare fiber coiled in the fiber emplacing device; the fiber connector won’t attenuate during the FOSC installation operation period.

Seal Performance: After the closures are sealed, then pressurized up to 100KPa±5KPa in water, immersed in 15 minutes, there are no air bubbles; Or observed for 24 hours, there is no change of air pressure.

Re-encapsulation Performance: The closures are pressurized up to 100KPa±5KPa in water, immersed in 15 minutes, there are no air bubbles; Or observed for 24 hours, there is no change of air pressure after three times of repeat encapsulation. 

Voltage-resistance strength: Under the effect of 15kv/DC/1min, non-puncture, and no arc-over.

Insulation resistance: ≥2X10⁴MΩ
Maximum capacity: 144cores                                     
Span-life: 30 years.

It is widely used for communication, network system, cabled T.V. of CATV, the fiber optic cable by network

Uses and properties:
   It is belonged to open structure airproof tie-in system of machine pressure.
   It is used for the protective connection between two or more optical cables.
   Suitable for single core fiber optic cable and ribbon fiber optic cable.