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ABB Other S271-K20

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S271-K20

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The ABB S271-K20 is a miniature circuit breaker designed for use in various electrical applications. This product features a weight of only 0.25 lbs and offers a rated current of 20.0 A with K-Curve tripping characteristics. It operates effectively at voltage ratings of 277 VAC for AC applications and 60 VDC for DC applications.

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Technical specifications for S271-K20

ManufacturerABB
Product TypeMiniature Circuit Breaker
Product LineOther
Part NumberS271-K20
Number of Poles1 Pole
Rated Current20.0 A
Tripping Characteristic CurveK-Curve
Voltage Rating (AC)277 VAC
Voltage Rating (DC)60 VDC
Interrupting Capacity10 kA
Mounting Type35 mm DIN Rail type or front mounting kit type
Terminal TypeDual-function, finger-safe terminals
Min. Operating Temperature-25°C
Max. Operating Temperature55 °C
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The S271-K20 from ABB is a reliable miniature circuit breaker tailored for diverse electrical systems. With a compact design, it weighs just 0.25 lbs, making it easy to install without adding significant bulk. This single-pole circuit breaker supports a rated current of 20.0 A and is especially designed to work within specific voltage parameters, tolerating up to 277 VAC for alternating current and 60 VDC for direct current applications.

The K-Curve characteristic allows for enhanced responsiveness to overloads and short circuits, providing necessary protection for connected circuits. The breaker features an interrupting capacity of 10 kA, ensuring safe and efficient operation even under fault conditions. Installation options include both 35 mm DIN rail mounting or using a front mounting kit, offering versatility based on user preferences.

Safety is a prominent aspect of the S271-K20, as it includes dual-function, finger-safe terminals, minimizing the risk of accidental contact during wiring. The operational temperature range of this breaker extends from -25°C to 55°C, allowing it to perform effectively in various environmental conditions. Overall, the ABB S271-K20 miniature circuit breaker represents a robust solution for circuit protection within a variety of applications.