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Allen Bradley Bulletin 509 509-AOD-A5D

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509-AOD-A5D

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The 509-AOD-A5D is an open Direct-On-Line (DOL) starter from Allen Bradley's Bulletin 509 lineup. It is designed for AC applications with a control voltage of 115–120 V. This unit can handle a run current of 18 A and a maximum current of 21 A, making it suitable for a variety of motor operations.

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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 509-AOD-A5D

ManufacturerAllen Bradley
Product TypeOpen DOL starter
Product LineBulletin 509
Part Number509-AOD-A5D
Weight3.00 lbs (1.36 kg)
Control Voltage115–120 V AC
Voltage TypeAC
Run Current18 A
Maximum Current21 A
Inrush Peak140 A
Motor Capacity5 hp @ 575 V
Trip ClassClass 30
Short-Circuit TripYes
Reset OptionExternal reset
Heat Loss5.9 W
WiringScrew terminals
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The Allen Bradley 509-AOD-A5D functions as an open Direct-On-Line (DOL) starter, optimized for industrial AC applications. It operates with a control voltage of 115 to 120 V AC, making it compatible with standard power sources. The device can sustain a run current of 18 amperes, while its maximum current rating goes up to 21 amperes, which is essential for controlling various motors efficiently.

Designed to manage inrush current peaks of 140 amperes, this starter suits the demands of starting large motors without delay. It is rated for a motor capacity of up to 5 horsepower when used at 575 V, ensuring it is functional for substantial applications in an industrial setting.

Protection features include short-circuit trip capability, which safeguards against overload conditions. The trip class is designated as Class 30, aligning with standard operational requirements for protective devices. Additionally, the starter provides an external reset option, facilitating straightforward recovery after a trip event.

Electrical losses are minimal, with heat loss measured at 5.9 watts. The unit is wired through screw terminals, which allows for secure and stable connections, simplifying installation procedures.