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Allen Bradley Bulletin 1489 1489-A3C030

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1489-A3C030

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The Allen Bradley 1489-A3C030 is a miniature circuit breaker designed to provide reliable protection in electrical systems. With a 3-pole configuration and a rated operational current of 3A, it operates efficiently at 400 V AC. It features a C curve for tripping characteristics, making it suitable for various load types.

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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-A3C030

ManufacturerAllen Bradley
Product TypeMiniature Circuit Breaker
Product LineBulletin 1489
Part Number1489-A3C030
GTIN10781180896719
Number of Poles3 Poles
Rated Operational Current3A
Trip CurveC Curve
Rated Voltage (AC)480Y/277 V AC
Rated Operational Voltage400 V AC
Interrupting Capacity10 kA @ 480Y/277 V AC
Ultimate Short-Circuit Capacity15 kA @ 230/400 V AC
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Reference Calibration Temperature40°C
Conductor Cross-Section Range18 AWG to 4 AWG
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The 1489-A3C030 from Allen Bradley belongs to the Bulletin 1489 series and serves as a miniature circuit breaker. This unit features a configuration with three poles and is rated with an operational current of 3A, making it effective for various applications.

It operates at a rated voltage of 400 V AC, while also being compatible with voltages reaching up to 480Y/277 V AC. The trip curve of the breaker follows a C curve, providing robust protection against overloads and surges, which is essential in many scenarios.

In terms of performance, this circuit breaker has an interrupting capacity of 10 kA at a voltage rating of 480Y/277 V AC. When it comes to short-circuit situations, it manages an ultimate short-circuit capacity of 15 kA at 230/400 V AC.

This unit is tailored to work effectively within a frequency range of 50 Hz to 60 Hz, ensuring compatibility with a variety of electrical systems. Additionally, this device is calibrated at a reference temperature of 40°C, ensuring operational reliability under typical conditions.

In terms of conductor specifications, the 1489-A3C030 supports wire sizes ranging from 18 AWG to 4 AWG, accommodating various installation requirements. This circuit breaker is a reliable choice for protecting electrical circuits and ensuring system integrity.