Insights On Fibre Optic Cable Installation

By Sherry Gross


In an effort to achieve effectiveness and reliability in fiber optics, it is important to pay close attention to certain parameters during connection. A well-crafted and executed placement will mean success while violation of sensitive parameters may mean dire consequences to the connection system. Before embarking on this daunting task, it is relevant to get acquainted with the procedures and consequences inherent in the fibre optic cable installation.

When planning for the placement, begin by carrying out a site survey. This preliminary visit of the site is intended to familiarize you with the general conditions and ascertain the specific locations and circumstances that call for special attention. The survey entails identifying potential challenges such as high temperatures, weak walls and operating machinery to help provide for them well in advance during routing. In addition, this stage enables you to get acquainted with the building code and regulations in place and to seek for clarification from the relevant resource person concerning the same.

The data obtained in the survey stage is then used to design a good cable pulling plan. Through the plan, the team members are briefed on the findings noted in the survey. It contains the logistics on intermediate access points; let-off and splice locations. It is also during this planning that tasks are assigned and specified to the individual group members engaged in the connection.

During this practice, remember to follow the proper procedures. Fibers are sensitive to moisture and thus their ends must be covered using an end cap or heavy tape at all times. When carrying out a pull, never leave the let-off reel unattended as difficult pulls, back-feeding or center-pull techniques may be used.

The effectiveness of the connection largely depends on the length of the bend radius. There is always a minimum value specified for the bend radius; ensure to observe this value. Bending them to smaller radius than this value is inappropriate. The same value applies when coiling or wrapping the cable. There is no significant limit with regards to coiling, but be sure to do it within the constraint of the minimum bend value.

Another important factor to consider is the maximum recommended cable length. Despite the fact that fiber optics are much stronger compared to copper wires, it is imperative not to exceed the maximum tension pulling. The general strength ranking for most outdoor cables is 2700N.

The maximum load value is also a matter worth your concern for long term application. There is a set upper load value for long term performance. Always ensure that the remaining tension after connection is less than the maximum value. For those engaged in vertical clamping, clamp the cables such that the interval between them is regular and sufficient to ensure that the weight remains within the set limit.

Simply put, the process of placement is simple and systematic. The basic steps outlined above can be applied to any kind of connection. It begins with developing a pulling plan after which certain laid down procedures are followed in doing the placement. The connection is done within the minimum set bend radius and maximum recommended load. It is important to document the entire process.




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