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ABB S203U-K25 - Molded Case Circuit Breaker 25A 240V 3-Pole

ABB
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ABB S203U-K25 is a 3-pole molded case circuit breaker from the S 200 U Series designed for branch circuit protection with LI (Long-Time and Instantaneous) trip functions. It is rated for 240V and 25A, providing thermal magnetic protection with a 10kA interrupting capacity at 240V. The unit weighs 0.42 lb and features a bolt-on connection for secure installation in panelboards. This breaker complies with North American standards for reliable performance in industrial and commercial environments. Typical applications include motor control centers, distribution panels, and equipment requiring 3-phase overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: ABB
  • Family: S 200 U Series
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Current Rating: 25 Amps
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 10kA@240V
  • Weight: 0.42 lb
  • Trip Unit: Thermal Magnetic, Trip Curve K
  • Certifications: North American Standards Compliant