Branch terminals in house connections for copper and aluminium conductors

This standard establishes technical specifications for indoor connection branch terminals designed specifically for copper and aluminum conductors. It defines the essential requirements, test methods, and dimensions necessary to ensure reliable electrical connections within building installations. The document outlines criteria for terminal construction, including material compatibility, mechanical strength, and electrical performance under normal operating conditions. By addressing the unique properties of both copper and aluminum wires, it provides guidance for manufacturers and installers to achieve safe and efficient circuit branching in residential and commercial environments. The content focuses on the technical design principles and performance thresholds required for such components, ensuring consistency in quality and safety across the industry. It serves as a reference for the production and verification of terminals used in low-voltage electrical distribution systems, emphasizing compatibility with standard conductor sizes and typical environmental conditions found indoors.