Siemens SENTRON Miniature Circuit Breaker, 2-Pole, 20A, Type D, 400V AC, 60V DC, 10 kA Breaking Capacity 5SY4220-8

Siemens 5SY4220-8 Miniature Circuit Breaker is a premium quality 2-pole circuit protection device engineered to provide reliable automatic cut-out for electrical circuits under overload or short-circuit conditions. Rated for 20A current with Type D tripping characteristics, it is designed for use in both AC systems up to 400V and DC systems up to 60V. This breaker boasts a high breaking capacity of 10 kA, ensuring robust protection against fault currents.

Constructed for DIN rail mounting, this Siemens SENTRON 5SY4 series device offers quick installation and flushing removal features, making it ideal for industrial, commercial, and residential electrical assemblies. The Miniature Circuit Breaker has an IP20 ingress protection rating to withstand common environmental impacts in control panels and distribution boards.

Compliance with international IEC/EN 60898-1 and IEC/EN 60947-2 standards guarantees safety, operational reliability, and quality assurance. The device dimensions of 90mm height, 36mm width, and 76mm depth contribute to space-efficient electrical panel designs.

The Type D tripping curve is suitable for protecting circuits with high surge currents such as welders, transformers, and motors, characterized by tripping at 10 to 14 times the rated current. Additionally, Siemens offers supplementary components compatible with this breaker, including control switches, fault signal contacts, shunt and under voltage releases, enhancing its versatility in complex installations.

The breaker forms part of Siemens' Better World initiative with extended product life and sustainable design, catering to industries focused on energy efficiency and long-term reliability. Manufactured in Germany, it represents superior engineering suited for diverse applications such as industrial automation, manufacturing facilities, commercial buildings, and residential electrical protection.

Offers a breaking capacity of 10 kA for reliable protection. Designed for DIN rail mounting to enable quick and easy installation. Features IP20 ingress protection suitable for industrial environments. Complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards for safety and performance.

Supports automatic cut-out with excellent tripping curves for various load conditions. Compact dimensions with 90mm height, 36mm width, and 76mm depth. Suitable for industrial, residential, and functional construction applications.

Extended product life as part of Siemens Better World range. Explore the extensive range of Siemens electrical components on EnvMart for high-quality circuit protection solutions.