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Allen Bradley 1492 Wiring System 1492-RCDA4A40

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1492-RCDA4A40

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The 1492-RCDA4A40 is a residual current device from Allen Bradley’s 1492 Wiring System, designed for 3-phase applications. It provides overcurrent protection with a rated current capacity of 40 A and a leakage sensitivity of 30 mA, making it suitable for various electrical 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 1492-RCDA4A40

ManufacturerAllen Bradley
Product TypeResidual Current Device
Product Line1492 Wiring System
Part Number1492-RCDA4A40
Weight1.81 lbs (0.82 kg)
Number of Phases3-phase
Number of Poles4-pole
Rated Current40 A
Leakage Sensitivity30 mA
Mounting StyleDIN-rail Mount
Reset TypeManual Reset
Terminal TypeScrew Terminal
Min. Storage Temperature0 °C
Max. Storage Temperature40 °C
Min. Operating Temperature0 °C
Max. Operating Temperature40 °C
Storage Humidity80% max. (Non-Condensing)
Max. Operating Altitude1000 meters above sea level
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The Allen Bradley 1492-RCDA4A40 is an efficient residual current device designed to enhance electrical safety. This unit accommodates 3-phase systems and comprises 4 poles, suitable for a wide range of applications. Rated for a current of 40 A, it is capable of managing significant electrical loads while safeguarding against current leakage, with a sensitivity threshold set at 30 mA.

Designed for straightforward installation, the device utilizes a DIN-rail mount style, which ensures a secure fit within control panels. Operation and reset functionality are manual, ensuring user control over the device status.

The terminal configuration employs screw terminals, allowing for reliable wire connections. This model is built to perform within specified environmental parameters. It can operate optimally in temperatures ranging from 0 °C to 40 °C, and similar conditions apply for storage. Additionally, the device can accommodate storage humidity levels up to 80% (non-condensing).

For installations at elevation, the 1492-RCDA4A40 has a maximum operating altitude of 1000 meters above sea level, making it versatile for various settings. This device is an essential component in any system requiring protection against electrical faults.