96 core Dome Type Fiber Optic Splice Closure
The Dome Type Fiber Optic Splice Closure from Dawnergy is designed
to accommodate up to 96 cores, providing a reliable and secure
solution for fiber optic connections. Its dome-shaped design
ensures efficient protection and organization of fiber cables. This
splice closure is suitable for various applications, including
aerial, underground, and wall-mounting installations. With its high
core capacity, it enables efficient splicing and branching of fiber
optic cables, making it an ideal choice for medium to large-scale
fiber optic networks.
Scope of application
The scope of application is: aerial, underground, wall-mounting,
duct-mounting and handhole- mounting. The ambient temperature
ranges from –40℃ to +65℃.
Basic structure and configuration
Dimension and capacity
| Outside dimension (Height x Diameter) | 430mm×190mm |
| Weight (excluding outside box) | 2500g—3100g |
| Number of inlet/outlet ports | 4 pieces |
| Diameter of fiber cable | Φ8mm～Φ16 mm |
| Capacity of FOSC | Bunchy: 12-96 (cores), Ribbon: up to 288 (cores) |
Main components
| No. | Name of components | Quantity | Usage | Remarks |
| 1 | FOSC cover | 1 piece | Protecting fiber cable splices in whole | Height x Diameter 355mm x 150mm |
| 2 | Fiber optic splice tray (FOST) | Max. 6 trays (bunchy) Max. 4 trays (ribbon) | Fixing heat shrinkable protective sleeve and holding fibers | Suitable for: Bunchy:12,24(cores) Ribbon:6 (pieces) |
| 3 | Fiber holding tray | 1 pcs | Holding fibers with protective coat | |
| 4 | Base | 1set | Fixing internal and external structure | |
| 5 | Plastic hoop | 1 set | Fixing between FOSC cover and base | |
| 6 | Seal fitting | 1 pc | Sealing between FOSC cover and base | |
| 7 | Seal rings for inlet/outlet ports | 4pcs | For the inner seal of inlet/outlet ports; the diameter is
12.5mm,can shrink to 7mm | |
| 8 | Pressure testing valve | 1 set | After inject air, it is used for pressure testing and sealing
testing | Configuration as per requirement |
| 9 | Earthing deriving device | 1 set | Deriving metal parts of fiber cables in FOSC for earthing
connection | Configuration as per requirement |
Main accessories and special tools
| No. | Name of accessories | Quantity | Usage | Remarks |
| 1 | Heat shrinkable protective sleeve | | Protecting fiber splices | Configuration as per capacity |
| 2 | Nylon tie | | Fixing fiber with protective coat | Configuration as per capacity |
| 3 | Earthing wire | 1 piece | Putting through between earthing devices | To put through as per actual requirement |
| 4 | Abrasive cloth | 1 piece | Scratching fiber cables | |
| 5 | Labeling paper | 1 piece | Labeling fibers | |
| 6 | Special wrench | 2 pieces | Installing and tightening nut of reinforced core and nut (plastic)
of inlet/outlet tube | |
| 7 | Measuring paper | 1 piece | To measure perimeter, of which its diameter is enlarged with seal
tape | To measure perimeter with the corresponding measuring paper |
| 8 | Seal tape | 1 ring | Enlarging diameter of fiber cable which fits in with gasket ring. | Configuration as per specification |
| 9 | Insulation tape | 1 ring | Enlarging diameter of fiber cable for easy fixing | |
| 10 | Metal hoop | 1 set | For wall mounting and pole hugging | |
| 11 | Buffer tube
| decided by customers | Hitched to fibers and fixed with FOST, managing buffer. | Configuration as per requirement |
| 12 | Desiccant | 1 bag | Put into FOSC before sealing for desiccating air | |
Necessary tools for installation
Supplementary materials (to be provided by operator)
| Name of materials | Usage |
| Scotch tape | Labeling, temporarily fixing |
| Ethyl alcohol | Cleaning |
| Gauze | Cleaning |
Special tools (to be provided by operator)
| Name of tools | Usage |
| Fiber cutter | Cutting off fiber cable |
| Fiber stripper | Strip off protective coat of fiber cable |
| Combo tools | Assembling FOSC |
Universal tools(to be provided by operator)
| Name of tools | Usage and specification |
| Band tape | Measuring fiber cable |
| Pipe cutter | Cutting fiber cable |
| Electrical cutter | Take off protective coat of fiber cable |
| Combination pliers | Cutting off reinforced core |
| Screwdriver | Crossing/Paralleling screwdriver |
| Scissor | |
| Waterproof cover | Waterproof, dustproof |
| Metal wrench | Tightening nut of reinforced core |
Splicing and testing instruments (to be provided by operator)
| Name of instruments | Usage and specification |
| Fusion Splicing Machine | Fiber splicing |
| OT DR | Splicing testing |
| Provisional splicing tools | Provisional testing |
Notice: The above-mentioned tools and testing instruments should be
provided by the operators themselves.
Fiber Optic Splice Closures (FOSC) inspecting and testing items
| Inspecting item | Technical Requirements | Inspecting type |
| Routine test (Before leaving factory) | Type test |
| Package | Each small package contains one fiber optic splice closure,
together with its accessories, tools, installation manual and
packing list. | full |
At least 3 sets sampled each time
|
| Appearance | Intact in shape, no burrs, bubbles, chaps, pores, warps, impurities
and other defects, all background colors should be even and
continual. |
| Sign | There is a clear sign on the housing, such as name and model of the
product, etc. |
| Fiber storage device | The fibers reserved are to be winded in fiber optic splice tray
(FOST), the length of fibers housed in FOST is >1.6m, the curved
radius is >30mm. During the installation and maintenance, there
should be no attenuation on fibers. |
At least 3 sets sampled each time
|
| Electrical jointing device | Inside FOSC: metallic components of fiber cables has the functions
of electrical putting through, earthing connection and
disconnecting. It is possible to install earthing deriving device
outside the housing |
| Sealing performance | After sealing according to the stipulated operation procedures, the
injected air pressure is 100KPa±5Kpa, when immersed in clean water
of normal temperature for 15 minutes, there should be no air
bubbles, then observed for 24 hours, there should be no change of
air pressure. |
| Re-sealing performance | After reopening and resealing according to the stipulated operation
procedures, the injected air pressure is 100KPa±5Kpa, when immersed
in clean water of normal temperature for 15 minutes, there should
be no air bubbles, then observed for 24 hours, there should be no
change of air pressure. |
| Pull | Bearing pull is ≧ 800N at axle orientation, there should be no
breakage on the housing. |
| Punching | Bearing pressure of 2000N/10cm for 1 minutes, there should be no
breakage on the housing |
| Impact | Bearing impact energy of 16N•m, 3 times of impacts there should be
not breakage on the housing |
| Bending | The spot between the FOSC and seal fitting can bear bending tension
of 150N at bending angle of ±450 for 10 circles, there should be no breakage on the housing |
| |
| Torsion | Bearing torsion 50N•m, 10 circle at torsion angle±900, There should be no breakage on the housing. |
| Temperature circle | Injected air pressure of 60KPa±5 KPa, the temperature circle
ranging from -40℃~+65℃, 10 times of the circular tests (one
circular consists of high temperature for 2 hours + indoor
temperature for 2 hours + low temperature for 2 hours + indoor
temperature for 2 hours ) when the pressure declines, the amplitude
is ≦5Kpa, immerse the swatch in clean water of normal temperature
for 15 minutes, there should be no air bubbles. |
| Voltage resistance strength | After sealing the FOSC according to the stipulated operation
procedures, immerse it in clean water of normal temperature in 1.5m
depth for 24 hours, there should be no breakdown or arc over
between the metallic components of the FOSC, between metallic
components and the ground at DC 15KV for 1 minutes. |
| Isolating resistance | After sealing the FOSC according to stipulated operation procedure,
immerse it in clean water in 1.5m depth for 24h, the isolating
resistance between the metallic components of the FOSC, between the
metallic components and the ground should be ≧ 2×104MΩ. |
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Our main products are:
Fiber Optic Cables,
Fiber Optical Splitters,
Fiber Optic Patch Cord,
Pigtails,WDM Modules,
Fiber Distribution Boxes,
Fiber Optic Sockets,
Optical Distribution Cabinets/Hubs,
Outdoor Telecom Cabinets,
Optical Distribution Frames,
Network Rack cabinets, etc.
