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Allen Bradley 1321 Power Products 1321-3RA2

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1321-3RA2

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The 1321-3RA2 from Allen Bradley is a power component characterized by its use as a reactor. Designed for three-phase operation, it accommodates a wire size range from 16 to 120 AWG, or #6 to 250 kcmil. With a maximum switching frequency of 20 kHz, this device is suitable for various 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 1321-3RA2

ManufacturerAllen Bradley
Product TypePower Component
Product Line1321 Power Products
Part Number1321-3RA2
Weight7.00 lbs (3.18 kg)
Min./Max. Wire Size16…120 (#6…250 kcmil)
Phases3 Phases
DeviceReactor, NEMA/UL Type 1
Fundamental Amps2 Amps
Maximum Switching Frequency20 kHz
Fundamental FrequencyLine/Load, 50/60 Hz
Dielectric Strength4000 Volts rms
Insulation SystemClass N: 200 °C
Ambient Temperature40 °C
Altitude1000 meters
Humidity5…95% noncondensing
Storage Temperature-40…+70 °C
EnclosureIP11 (NEMA/UL Type 1)
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Designed in the 1321 Power Products series, the Allen Bradley 1321-3RA2 functions as a reactor tailored for three-phase systems. This power component efficiently supports a wire size range from 16 AWG to 120 AWG, corresponding to #6 to 250 kcmil sizes, making it versatile for various wiring configurations. It has a weight of 4 lbs, making it manageable for installation and maintenance tasks.

The reactor operates with a fundamental current rating of 2 Amps and is capable of handling a maximum switching frequency of 20 kHz. This feature is essential for systems requiring quick cycle times to adjust to operational demands. Its fundamental frequency aligns with standard line and load frequencies of 50/60 Hz, ensuring compatibility with typical electrical systems.

The dielectric strength of the unit is rated at 4000 Volts rms, which offers a significant safety margin for protecting the device from electrical surges. The insulation system is classified as Class N, rated for operating temperatures up to 200 °C, indicating its robust thermal performance.

In terms of environmental tolerances, the 1321-3RA2 can function within an ambient temperature range of -40 °C to +70 °C, ensuring reliable performance in various settings. It can operate effectively at altitudes up to 1000 meters, and humidity ranges from 5 to 95% noncondensing are permissible. The device's enclosure meets the IP11 rating for NEMA/UL Type 1, signifying its suitability for indoor use where it is protected from dust and moisture.