Tuesday, March 10, 2020

External plant cables and single-mode cables


External plant cables and single-mode cables for an internal installation generally require fusion splices for the concatenation of long cable runs and connectorized fiber cables ( pigtails ) for termination. As fusion splices are now cheaper, many contractors have acquired them. Those contractors who have few projects that require splices prefer to rent them, because they know they get the newest model with the latest technology.   The disadvantage of renting the equipment is that its installers may not be familiar with a certain model and will need training or time to familiarize themselves with it. If you have your own equipment, your staff is supposed to be familiar with its use and only need to inspect it to make sure it is working properly and that the electrode arcs are in good condition.

Contractors usually have termination equipment for multimode fiber, as it is the one used in most jobs. Generally contractors have a preferred termination method, either of the adhesive or polished type, or pre-polished connectors. Either method requires having special toolkits. An affordable oven is needed for epoxy or Hot Melt connectors , but both are different, the Hot Melt oven It works at a higher temperature. If you use epoxies or anaerobic adhesives that you already have, check the expiration date, to make sure they can still be used. Also check other supplies such as wipes, isopropyl alcohol, cleaning gel for cables and, of course, the connectors.

Pre-polished connectors have improved and are easier to use. The most modern termination kits include a precision cutter such as those used with the fuser and a visual fault locator to verify the internal splice. As the new kits can now produce connectors that have less losses, of around 0.5 dB, the acquisition of a new kit with the most modern connectors and perhaps some training would be a good investment.

Also Read : fiber optic certifications

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