1. Scope of application
This Installation Manual suits for the Fiber Optic Splice Closure (Hereafter abbreviated as FOSC), as the guidance of proper installation.
The scope of application is: aerial, underground, wall-mounting, duct-mounting and handhole- mounting.
The ambient temperature ranges from –40℃ to +65℃.
2. Basic structure and configuration
2.1 Dimension and capacity
Outside dimension (Height x Diameter) | 470mm×210mm |
Weight (excluding outside box) | 2350g— 3500g |
Number of inlet/out ports | 9 pieces in general |
Diameter of fiber cable | Φ8mm～Φ25 mm |
Capacity of FOSC | Bunchy: 24-144 (cores), Ribbon: up to432(cores) |
2.2 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. 6 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 |
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4 | Base | 1set | Fixing internal and external structure |
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5 | Plastic hoop | 1 set | Fixing between FOSC cover and base |
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6 | Seal fitting | 1 piece | Sealing between FOSC cover and base |
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7 | Pressure testing valve | 1 set | After inject air, it is used for pressure testing and sealing testing | Configuration as per requirement |
8 | Earthing deriving device | 1 set | Deriving metal parts of fiber cables in FOSC for earthing connection | Configuration as per requirement |
2.3 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 | Heat shrinkable fixing sleeve (single) |
| Fixing and sealing single fiber cable | Configuration as per requirement |
4 | Heat shrinkable fixing sleeve (mass) |
| Fixing and sealing mass of fiber cable | Configuration as per requirement |
5 | Branching clip |
| Branching fiber cables | Configuration as per requirement |
6 | Earthing wire | 1 piece | Putting through between earthing devices |
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7 | Desiccant | 1 bag | Put into FOSC before sealing for desiccating air |
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8 | Labeling paper | 1 piece | Labeling fibers |
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9 | Special wrench | 1 piece | Tightening nut of reinforced core |
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10 | Buffer tube | decided by customers | Hitched to fibers and fixed with FOST, managing buffer. | Configuration as per requirement |
11 | Aluminum-foil paper | 1 piece | Protect the bottom of FOSC |
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