GB/T 28026.3-2018 in English

This standard provides specific requirements and guidelines for the electrical safety, grounding, and return current in ground equipment used in railway transportation systems. It focuses on the interaction between AC and DC traction power supply systems, addressing key aspects such as compatibility, performance, and safety considerations. The document outlines technical specifications for the design, installation, and operation of electrical systems to ensure safe and efficient operation in environments where both AC and DC systems are present. It includes detailed information on the principles of electrical safety, measures to prevent electrical hazards, and methods for ensuring effective grounding and return current paths. This standard is applicable to various components and systems involved in the electrical infrastructure of railway transportation, including but not limited to power supply systems, signaling systems, and related equipment. The content is structured to support the integration and operation of AC and DC systems in a coordinated manner, promoting reliability and safety in railway operations.