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Allen Bradley 808 Speed Sensing Switches 809-A17E

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809-A17E

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The 809-A17E from Allen Bradley is an instantaneous trip current relay with a robust rating of 108 A. This device is engineered to operate at a maximum voltage of 600 V and is suitable for both AC and DC applications.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 809-A17E

ManufacturerAllen Bradley
Product TypeInstantaneous Trip Current Relay
Product Line808 Speed Sensing Switches
Part Number809-A17E
Weight2.38 lbs (1.08 kg)
Current Rating108 A AC/DC
Voltage Rating600 V max
AssemblyFactory Assembled
Trip TypeInstantaneous
Contact TypeNormally Open / Normally Closed
Relay TypeElectromechanical
Operating Frequency50–60 Hz
MountingPanel / DIN Rail
Response Time10 ms
Housing MaterialMetal / Industrial Grade
Reset TypeManual / Automatic
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The Allen Bradley 809-A17E is an instantaneous trip current relay primarily used to monitor and protect electrical systems. It handles current ratings up to 108 A for both AC and DC applications, indicating its versatility within various settings. Rated for a maximum voltage of 600 V, this relay can be employed in a wide range of industrial and commercial environments.

This relay operates utilizing an electromechanical design, characterized by normally open and normally closed contact configurations. Such a design allows it to manage control circuits with flexibility. The response time of this relay is remarkably swift at just 10 milliseconds, making it capable of reacting quickly to overcurrent conditions, thereby enhancing system protection.

The 809-A17E device is designed to function within a frequency range of 50 to 60 Hz, accommodating standard electrical systems. Constructed from industrial-grade metal, the housing provides durability and can withstand harsh operating conditions. For installation, it supports both panel and DIN rail mounting options, ensuring ease of integration into existing control panels.

Reset functionality is available in both manual and automatic configurations, catering to different system requirements. Factory assembly guarantees a consistent and reliable performance, essential for critical applications where safety and efficiency are paramount.