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Allen Bradley Bulletin 509 AF273

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AF273

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The AF273 magnetic coil from Allen Bradley's Bulletin 509 series is designed for use with contactors. Operating at a rated voltage of 460 to 480 volts AC, it is suitable for industrial applications.

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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 AF273

ManufacturerAllen Bradley
Product TypeMagnetic coil for contactor
Product LineBulletin 509
Part NumberAF273
Weight1.00 lbs (0.45 kg)
UPC079458350661; GTIN: 00662074165445
NEMA SizeSize 5
Rated Voltage460‑480 V
Voltage TypeAC
Min. Frequency50 Hz
Max. Frequency60 Hz
Winding MaterialCopper Winding
Mounting TypeOpen Style Mount
Storage Humidity80% (Non-Condensing)
Max. Operating Humidity80% (Non-Condensing)
Max. Operating Altitude1000 MSL
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The Allen Bradley AF273 is a magnetic coil manufactured specifically for contactor applications within the Bulletin 509 series. With a voltage capacity between 460 and 480 volts AC, this coil is ideal for controlling various industrial machinery. It operates effectively at frequencies from 50 Hz to 60 Hz, catering to standard power conditions and ensuring compatibility with many electrical systems.

This coil utilizes copper windings for efficient operation, providing a reliable path for electrical current. Moreover, it follows an open style mounting configuration, enabling straightforward installation in various setups. The environmental tolerance of the AF273 is noteworthy; it maintains performance in conditions with humidity levels reaching 80% (non-condensing) for both storage and operational scenarios.

In terms of installation, the coil is suitable for maximum operating altitudes of up to 1000 meters above sea level, allowing for diverse applications in high-altitude locations. This magnetic coil is part of the NEMA Size 5 classification, ensuring it meets specific operational standards crucial for reliable contactor functionality.