S203MT-Z8NA

Name: S203MT-Z8NA
Brand: ABB
SKU: S203MT-Z8NA

- Short Product Description "ABB S203MT-Z8NA: High-performance miniature circuit breaker for traction and railway applications, rated at 63A, 4P configuration, and operating in extreme temperatures."

Product ModelS203MT-Z8NA

Material Number2CDS273446R0408

Product ID78921

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature1. High Performance in Extreme Conditions \"Designed to operate in extreme temperatures from -40°C to +70°C, ensuring reliable performance in harsh environments.\"\",\"2. Compliance with International Standards \"Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring safety and reliability in your electrical system.\"\",\"3. High-Rated Current Capacity \"Rated at 63A, providing ample current capacity for demanding applications in the traction and railway industries.\"\",\"4. Durable Construction \"Built with durable materials, including dedicated plastic to comply with European Fire & Smoke Standard (EN 45545-2), ensuring long-lasting reliability.\"\",\"5. Versatile Mounting Options \"Easy mounting on DIN Rail (TH35-7.5 and TH35-15) according to IEC 60715, providing flexibility in installation.\"

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC/EN 60898-1, IEC/EN 60947-2, UL 1077, CSA 22.2 No. 235

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

acc. to IEC 60898-1 440 V acc. to IEC 60947-2 230 V

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 66 V DC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)