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, pipeline, hand-holes. The ambient temperature ranges from -40℃ to 65℃.
2. Basic structure and configuration
2.1 Dimension and capacity
| Outside dimension (Height x Diameter) | 288mm×178mm |
| Weight (excluding outside box) | 1800g—1910g |
| Number of inlet/outlet ports | 4 pieces |
| Diameter of fiber cable | Φ8mm～Φ16 mm |
| Capacity of FOSC | Bunchy: 4-48 (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 208mm x 132mm |
| 2 | Fiber optic splice tray (FOST) | Max. 4 trays (bunchy) | Fixing heat shrinkable protective sleeve and holding fibers | Suitable for: Bunchy:4,6,8,12,(cores) |
| 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 | Earthing wire | 1 piece | Putting through between earthing devices | To put through as per actual requirement |
| 4 | Abrasive cloth | 1 piece | Scratching fiber cables |
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| 5 | Labeling paper | 1 piece | Labeling fibers |
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| 6 | Special wrench | 2 pieces | Installing and tightening nut of reinforced core and nut (plastic) of inlet/outlet tube |
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| 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 |
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| 10 | Metal hoop | 1 set | For wall mounting and pole hugging |
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| 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 |
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