ABB S204M-K8UC: A high-performance miniature circuit breaker for DC and AC applications. Offers 8A rating, flexible mounting, and compliance with major international standards.
Product ModelS204M-K8UC
Material Number2CDS274061R0407
Product ID79779
Stock on Request
Last updated: 8/29/2026
Key Features
1
1. High Short-Circuit Breaking Capacity\"The S204M-K8UC boasts a high short-circuit breaking capacity of 25 kA at 230 V and 10 kA at 400 V, ensuring reliable protection in various electrical applications.\"
2
2. Flexible Mounting Options\"With mounting options like TH35-15 and TH35-7.5 mm rails, the S204M-K8UC offers flexibility in installation, making it easy to integrate into any electrical system.\"
3
3. Compliance with Major Standards\"Compliant with IEC/EN 60947-2, UL 1077, and CSA 22.2 No. 235, the S204M-K8UC meets the highest standards for safety and performance in residential, commercial, and industrial settings.\"
4
4. Versatile Application\"Designed for both DC and AC applications, the S204M-K8UC is a versatile solution for a wide range of electrical needs, from residential to industrial use.\"
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Standards
CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077
Tripping Characteristic
K
Rated Operational Voltage
acc. to IEC 60898-1 400 V AC acc. to IEC 60898-1 440 V acc. to IEC 60947-2 440 V AC acc. to IEC 60947-2 440 V DC
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 440 V
Rated Impulse Withstand Voltage (Uimp)
4 kV at 2000 m 5 kV at Sea Level 6.2 kV
Input Voltage Type
5
5. Easy Installation and Maintenance\"The S204M-K8UC features a failsafe bi-directional cylinder-lift terminal, making it easy to install and maintain, saving time and effort in electrical system management.\"
AC/DC
Rated Current (In)
8 A
Rated Short-Circuit Capacity
(AC) 10 kA (230 V AC) 10 kA (400 V AC) 10 kA (230 V) 10 kA (400 V) 10 kA
