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ABB S273-K16A - Miniature Circuit Breaker 16A 3-Pole

ABB
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ABB S273-K16A is a 3-pole miniature circuit breaker designed for reliable overcurrent protection in industrial and commercial electrical systems. It is rated for 16A at 277/480VAC with a K-trip characteristic suitable for cable and appliance protection, and it offers high short-circuit switching capacity. The unit is DIN rail mountable for straightforward installation and is constructed as part of ABB's System pro M series. It complies with IEC 898 and EN 60898 standards for safety and performance. Typical applications include motor protection and systems with high inrush current handling requirements.

Key Features & Specifications
  • Manufacturer: ABB
  • Item Subcategory: Molded Case
  • Weight: 2 lb
  • Part Number: S273-K16A
  • Series: System pro M
  • Poles: 3
  • Rated Current: 16A
  • Voltage Rating: 277/480VAC
  • Mounting Type: DIN Rail
  • Interrupt Rating: High short-circuit switching capacity
  • Trip Unit: K-characteristic
  • Certifications: IEC 898, EN 60898
  • Frequency: 50/60 Hz
  • Connection Capacity: 2 x 1.5 mm2