To effectively splice OPGW cables, begin by ensuring site safety through the establishment of an equal potential zone, then prepare and straighten the cable, remove the armor to access the fibers, splice the fibers using a fusion splicer, and secure the splice with a heat. To effectively splice OPGW cables, begin by ensuring site safety through the establishment of an equal potential zone, then prepare and straighten the cable, remove the armor to access the fibers, splice the fibers using a fusion splicer, and secure the splice with a heat. This paper will provide a brief overview of the history of fiber-optic communications and types of fibers, and discuss handling, splicing, testing and troubleshooting of fiber-optic cables. In addition, it will provide an overview of requirements and discuss some real-life cases analyses. Optical. OPGW cables combine the functions of grounding and communication, with a optical fibers in the middle of the conductive cable. OPGW cables are installed on transmission and distribution power lines, above the high-voltage power conductors since acts as the protection from lightning strikes. We can handle any of your aerial splicing needs. Today, GL FIBER will teach you Specific. ng overhead power transmission lines. Furnished with four plugged cable ports (2 aluminum and 2 plastic) for either All-Dielectric Self-Supporting (ADSS) or.