Best Practice: Maintain TIA‑569‑E spacing between power and LE circuits. NEC 2026 requires compliance with Article 300. Use listed metallic barriers or separate raceways when minimum spacing cannot be maintained. Protect Signal IntegrityAbstract: The design, installation, and protection of wire and cable systems in substations are covered in this guide, with the objective of minimizing cable failures and their consequences. Copyright © 2008 by the Institute of Electrical and Electronics Engineers, Inc. When wiring in non-explosive hazardous areas, the safety spacing between different types of cables varies depending on factors such as the type of cable and the method of installation. Parallel Wiring of Power and Low Voltage Cables 130mm if. Maintaining proper separation between power, data, and limited energy cabling is foundational to system performance, safety, and code compliance. Separation of Electrical and Instrumentation Cables Electrical on Top, Instrumentation Below: Typically, electrical trays are positioned above instrumentation trays. Our cable support. Although BS 7671 touches on the subject of cable supports, it does not detail specifically what these support distances should be. 8 (Other Mechanical Stresses (AJ)) in that document provides requirements for cable support.