5ST3665-1HG SIEMENS

The 5ST3665-1HG pin busbar from Siemens is designed to provide a reliable and efficient electrical connection for miniature circuit breakers (MCBs). Specifically engineered for use with 5SJ4...-.HG series MCBs, this pin busbar facilitates the distribution of electrical power in a structured and organized manner. With a 16 mm² cross-section, it ensures adequate current carrying capacity for demanding applications. The busbar features 4x 3-phase connections, enabling the simultaneous connection of multiple MCBs in a three-phase system. Compliant with UL 489 standards, it meets stringent safety and performance requirements for circuit protection devices. It is rated for 480Y/277V according to UL 489, making it suitable for use in electrical systems with these voltage specifications. This pin busbar simplifies wiring and reduces installation time, while also improving the overall appearance and organization of electrical panels. Its robust construction and high-quality materials ensure long-lasting performance and reliable operation. The 5ST3665-1HG pin busbar is an essential component for creating safe and efficient electrical distribution systems in commercial and industrial settings. It provides a secure and standardized method for connecting MCBs, minimizing the risk of wiring errors and improving system reliability.