ABB 2CDS253001R0578

The S203-Z50 miniature circuit breaker is engineered for current limiting applications and features a tripping characteristic type Z. It offers overload protection through a delayed thermal tripping mechanism and short circuit protection via an electromechanic tripping mechanism. This device is suitable for various installations, capable of handling a rated operational voltage up to 440 V AC and a rated short-circuit capacity of 6 kA.

Complying with IEC/EN 60898-1, IEC/EN 60947-2, and UL 1077 standards, the S203-Z50 is applicable for residential, commercial, and industrial environments. The device's dimensions are 52.5 mm in width, 88 mm in height, and 69 mm in depth, with a weight of 0.375 kg. It can be mounted on DIN rails TH35-15 and TH35-7.5, and operates within an ambient temperature range of -25 °C to +55 °C.

Additionally, the S203-Z50 supports bottom-fitting auxiliary contacts, saving space in installations, and features a maximum dielectric test voltage of 2 kV. It is designed to withstand environmental conditions with a pollution degree of 3 and a degree of protection rated at IP20, and IP40 when enclosed. The product is also recyclable, adhering to the EN45555 standard with a recyclability rate of 80.7%.