Description
The Siemens 5SY8420-8BB08 is a premium 4-pole Miniature Circuit Breaker (MCB) engineered for robust and reliable electrical circuit protection. This 20A Curve D MCB is designed to safeguard your systems with an impressive 30 kA breaking capacity, offering superior protection against overcurrents and short circuits. It operates effectively on 400V AC and 72V DC, providing versatility for diverse applications.
Featuring a Curve D tripping characteristic, the Siemens 5SY8420-8BB08 is particularly well-suited for applications that experience high inrush currents, such as motor starting or transformer circuits. This ensures reliable operation without nuisance tripping, while still providing essential overcurrent protection. The 4-pole design offers comprehensive protection for all conductors.
The Siemens 5SY8420-8BB08 MCB is built with the quality and durability synonymous with the Siemens brand. Its reliable performance makes it an indispensable component in industrial and commercial electrical installations where high breaking capacity is required. Trust the Siemens 5SY8420-8BB08 to provide consistent and dependable circuit protection.
Choose the Siemens 5SY8420-8BB08 for advanced circuit protection that meets rigorous safety standards. Its combination of high breaking capacity, specific tripping characteristic, and reliable construction ensures the integrity and safety of your electrical infrastructure, especially in demanding applications.












