This is essential for extending network reach, repairing breaks, or connecting cables in data centers and telecom infrastructure. The goal is to align the microscopic glass cores (typically 8–62. Companies involved in electric power distribution use various types of optical cables for communication, monitoring, and control. The primary function of OPGW is to be a shield wire for a. Sources of electrical energy at a work site could be in the form of electro-static charge, elctro-matic induction, accidental energization, lighting or induced voltages and current from a parallel line. To protect these vulnerable. Splicing OPGW (Optical Ground Wire) cables requires following several precise steps—establishing site safety, preparing the cable, accessing the fibers, performing the splice with a fusion splicer, sealing the splice with a heat shrink sleeve, and finally installing the splice in a closure. Careful. An optical fiber fusion splicer is an apparatus that instantly connects two fibers placed left and right on the apparatus by fusing the end surfaces of the fibers at a high temperature (approximately 1,800°C) created by arcing (Fig.