Connecting devices for low voltage circuits for household and similar purposes; part 2-3: particular requirements for connecting devices as separate entities with insulation piercing clamping units

This technical specification outlines specific requirements for separable connecting devices featuring insulating punch-down terminals, designed for use in low-voltage circuits within household and similar applications. The document establishes safety and performance criteria to ensure reliable electrical connections in domestic and commercial environments where such devices are commonly installed. It addresses critical aspects related to the mechanical structure, electrical characteristics, and testing methods necessary for these components. The scope covers devices intended for connection between fixed wiring and flexible cords or for direct attachment to equipment terminals. Particular attention is given to the insulation piercing mechanism, ensuring secure engagement while maintaining electrical integrity under various operating conditions. This standard provides detailed guidelines for manufacturers regarding design, production, and verification processes to guarantee consistent quality across different product variations. It serves as a reference for ensuring that these connecting devices meet fundamental safety expectations relevant to low-voltage systems used in everyday settings.