Siemens SENTRON Miniature Circuit Breaker, 1-Pole, 50A, Type D Trip Characteristic, 400V AC, 72V DC, 10 kA 5SY4150-8

Siemens 5SY4150-8 is a Miniature Circuit Breaker from the SENTRON 5SY4 series designed to ensure reliable protection for single-pole electrical circuits. It features a 50A current rating and a type D tripping characteristic, which allows the breaker to trip at 10 to 14 times the rated current, making it suitable for protecting high inrush current equipment such as transformers, welders, and motors.

The device operates efficiently at an alternating current voltage of 400V and a direct current voltage up to 72V, offering versatility across different electrical installations. It supports a high breaking capacity of 10 kA, enabling it to handle substantial fault currents safely without damage.

Installation is simplified through DIN rail mounting and screw terminal connections, facilitating secure and fast assembly in industrial, residential, and functional building applications. Its compact dimensions (90mm height, 76mm width, 90mm depth) and IP20 protection rating ensure it occupies minimal panel space while providing robust protection.

Manufactured in Germany, this breaker complies with international standards IEC/EN 60898-1, IEC/EN 60947-2, and UL1077, attesting to its quality, reliability, and safety in demanding electrical environments.

Designed with a toggle switch for manual reset, the Siemens 5SY4150-8 allows quick and easy operation in case of faults. The SENTRON 5SY4 series breakers support integration with supplementary components like fault signal contacts and shunt releases for expanded protective functions.

Equipped with a toggle switch reset actuator for easy manual operation. Supports DIN rail mounting for flexible installation. High breaking capacity of 10 kA ensures safety against severe electrical faults. Type D trip curve tailored for circuits with high surge currents such as motors and transformers.

Complies with IEC/EN 60898-1, IEC/EN 60947-2 and UL1077 standards for assured quality and safety. Compact dimension design saves panel space while maintaining excellent performance. Screw terminal connections provide reliable and secure wiring.

Rated for AC 400V and DC 72V applications for versatile usage. Manufactured in Germany adhering to stringent quality standards. Suitable for industrial, functional, and residential protective applications. Explore the range of Siemens electrical components on EnvMart for efficient, safe, and reliable electrical installations and circuit protection solutions.