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ABB S202U-K1 - MCB 1A 2-Pole 240V K Curve

ABB
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ABB S202U-K1 is a 1 amp, 2-pole miniature circuit breaker from the S 200 U Series, designed for thermal-magnetic overload and short circuit protection with LI (Long-Time and Instantaneous) functions. It is rated for 240VAC with a 10kA interrupting capacity at 240V, supporting 50/60 Hz frequency in single-phase applications. This bolt-on unit weighs 1.85 lb and features a current limiting design with finger-safe terminals for secure installation on a 35mm DIN rail. The breaker complies with UL 489, CSA 22.2 No. 5, and IEC 60947-2 standards, ensuring reliable performance in industrial and commercial electrical panels. Its K trip curve makes it suitable for protecting motor circuits and other inductive loads in demanding environments.

Key Features & Specifications
  • Manufacturer: ABB
  • Model: S202U-K1
  • Type: S202U-K
  • Family: S 200 U Series
  • Item Subcategory: Molded Case
  • Amperage: 1 Amp
  • Voltage: 240 VAC
  • Poles: 2
  • Phase: 1
  • Interrupt Rating: 10,000 A
  • AIC rating: 10kA@240V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: DIN Rail (35mm)
  • Weight: 1.85 lb
  • Standards: UL 489, CSA 22.2 No. 5, IEC 60947-2
  • Frequency: 50/60 Hz
  • Operating Temperature: -25°C to +55°C
  • Current Limiting Design
  • Finger Safe Terminals