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Allen Bradley Bulletin 1489 1489-A2D050

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1489-A2D050

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The 1489-A2D050 from Allen Bradley is a thermal-magnetic circuit breaker designed to provide reliable protection in various electrical systems. It supports a continuous current rating of 5.0 Amps and operates efficiently within two poles.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1489-A2D050

ManufacturerAllen Bradley
Product TypeThermal-Magnetic Circuit Breaker
Product LineBulletin 1489
Part Number1489-A2D050
Number of Poles2 Poles
Continuous Current Rating5.0 A
Trip Curve CharacteristicD Curve
Voltage Rating (UL/CSA) (AC)480Y/277V AC
Voltage Rating (UL/CSA) (DC)96 VDC
Min. Frequency50 Hz
Max. Frequency60 Hz
Min. Operating Temperature-25 °C
Max. Operating Temperature55 °C
Min. Storage Temperature-40 °C
Max. Storage Temperature85 °C
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The 1489-A2D050 is a thermal-magnetic circuit breaker that is part of the Bulletin 1489 series by Allen Bradley. With two poles in its configuration, this circuit breaker is rated for a continuous current capacity of 5.0 Amps. It is designed to effectively protect against overcurrent conditions through its reliable trip characteristics. The breaker has a D curve characteristic, allowing it to respond effectively to short circuits and overloads.

In terms of voltage ratings, the 1489-A2D050 operates up to 480Y/277 volts AC, as well as 96 volts DC, making it versatile for various applications. It can handle frequencies between 50 Hz and 60 Hz, offering flexibility across common industrial power systems.

Temperature resilience is a key feature of this unit. It can operate within an ambient temperature range from -25 °C to 55 °C, ensuring stability in harsh environments. When not in use, the circuit breaker can be safely stored at temperatures between -40 °C and 85 °C. These specifications contribute to its reliability and suitability for a wide range of applications in electrical safety and protection.