ABB Sectos Pole-Mounted SF6 Load Break Switch Technical Manual

This document describes ABB's Sectos series of pole-mounted SF6 load break switches, including the NXA, NXB, and NXBD models, designed for medium voltage distribution networks up to 36 kV. It covers technical specifications, switch design features such as integrated earthing and spring operating mechanisms, installation guidelines, and optional functionalities like sensors and sectionalizer control.