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Allen Bradley 1321 Power Products 1321-3RA12-B

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1321-3RA12-B

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The Allen Bradley 1321-3RA12-B is a line reactor designed for both input and output applications. This model operates efficiently with a current rating of 12 amps and supports a voltage range of 200 to 690 volts AC for 3-phase systems.

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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 1321-3RA12-B

ManufacturerAllen Bradley
Product TypeInput/output line reactor
Product Line1321 Power Products
Part Number1321-3RA12-B
Weight12.00 lbs (5.44 kg)
UPC662453649535
Current Rating12 A fundamental
Overload Capacity200% for 30 min, 300% for 1 min
Impedance3% to 5%
Inductance0.3 mH at rated current
Max Voltage600V AC (terminal) or 690V AC (lug)
Voltage Range200–690V AC, 3-phase
Fundamental Frequency50/60 Hz
Max Switching Frequency20 kHz
EnclosureNEMA 1 / IP11 metal enclosure
Temp Rise135°C average above ambient
Insulation ClassClass N (200°C) with epoxy coating
Inductance Tolerance±10%
Inductance at Overload100% at 150% current, 50% min at 350%
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The 1321-3RA12-B from Allen Bradley operates as an input/output line reactor, maximizing efficiency in power management tasks. This reactor can handle a fundamental current rating of 12 amps and is designed to work with a voltage spectrum ranging from 200 to 690 volts AC in 3-phase systems. It efficiently supports operations at both 50 and 60 hertz frequencies.

With a maximum terminal voltage of 600V AC and a lug voltage of 690V AC, this unit is built for versatility within various electrical environments. A noteworthy feature includes its impedance range from 3% to 5%. Under rated current conditions, the reactor exhibits an inductance of 0.3 mH, enhancing its performance during operations.

The reactor boasts capable overload ratings, permitting operation at 200% for up to 30 minutes and 300% for 1 minute, making it reliable during transient conditions. Additionally, it presents an inductance tolerance of ±10%, ensuring consistency in performance.

The device remains robust, with a temperature rise averaging 135°C above the ambient temperature. It is encased in a NEMA 1 / IP11 rated metal enclosure, providing modest protection against environmental factors. With an insulation class of Class N, which tolerates temperatures up to 200°C due to its epoxy coating, the reactor is designed for prolonged durability and efficiency under varying operational conditions.

This streamlining of design and specifications makes the 1321-3RA12-B suitable for a range of applications requiring reliable power management in industrial settings.