ABB S203-K6: 3-phase, 6 A, current limiting, delayed thermal and electromechanical tripping, IEC/EN compliant, for residential, commercial, and industrial use.
Product ModelS203-K6
Material Number2CDS253001R0377
Product ID80974
Stock on Request
Last updated: 8/29/2026
Key Features
1
1. Reliable ProtectionThe ABB S203-K6 offers dual tripping mechanisms: delayed thermal for overload protection and electromechanical for short-circuit protection, ensuring comprehensive circuit safety.
2
2. Compliance with StandardsCompliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards, making it suitable for a wide range of applications including residential, commercial, and industrial use.
3
3. Versatile ConfigurationAvailable in various configurations (1P, 1P+N, 2P, 3P, 3P+N, 4P) to meet diverse circuit requirements, providing flexibility in installation.
4
4. High Breaking CapacityWith a breaking capacity of up to 6 kA at 230/400 V AC, the S203-K6 can handle high current surges effectively, ensuring reliable operation under demanding conditions.
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
Tripping Characteristic
K
Rated Operational Voltage
acc. to IEC 60898-1 400 V AC acc. to IEC 60898-1 400 V acc. to IEC 60947-2 440 V AC
Operational Voltage
Maximum (Incl. Tolerance) 440 V AC
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
5
5. Compact DesignDesigned for compact installation, the S203-K6 fits seamlessly into DIN rail systems, saving space and enhancing overall system efficiency.
