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Allen Bradley Bulletin 1489 1489-M3D100

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1489-M3D100

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The Allen Bradley 1489-M3D100 is a compact miniature circuit breaker designed for AC applications. It operates effectively at a rated voltage of 400 volts and features a 3-pole configuration for versatile usage in electrical circuits.

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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-M3D100

ManufacturerAllen Bradley
Product TypeMiniature Circuit Breaker
Product LineBulletin 1489
Part Number1489-M3D100
Weight0.56 lbs (0.26 kg)
Rated Voltage400 V
Voltage TypeAC
Number of Poles3-Pole
Trip CurveD Curve
Minimum Frequency Range50 Hz
Maximum Frequency Range60 Hz
Impulse Voltage4 kV
Mounting TypeDIN-Rail Mount
Wire Size25 mm²
Conductor Size35 mm²
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The 1489-M3D100 model from Allen Bradley is a miniature circuit breaker that provides essential protection in electrical installations. It is rated to operate at 400 V AC, making it suitable for various industrial requirements. The circuit breaker is designed with a 3-pole configuration, allowing it to manage three-phase circuits efficiently.

This breaker adheres to D Curve specifications, indicating its trip characteristics are suited for applications with high inrush currents. It operates effectively across a frequency spectrum of 50 Hz to 60 Hz, ensuring compatibility with standard power systems.

The unit can withstand an impulse voltage of up to 4 kV, offering additional safety against voltage spikes. For installation, it uses a DIN-rail mounting type, which simplifies integration into electrical panels and enclosures. The 1489-M3D100 also supports a maximum wire size of 25 mm² and a conductor size of 35 mm², facilitating robust connectivity in industrial settings.