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℃. 
Basic structure and configuration 
2.1 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)  | 
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   | 
2  | Fiber optic splice tray (FOST)  | Max. 6 trays (bunchy)   | 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  | 
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  | |
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  | 
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