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Allen Bradley Miscellaneous Allen Bradley 21803-011-01

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21803-011-01

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The Allen Bradley part number 21803-011-01 is an industrial line reactor transformer designed for use in various electrical applications. This unit supports a rated current of 120 amperes and accommodates voltage ratings between 240 to 480 volts AC or 120 volts DC.

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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 21803-011-01

ManufacturerAllen Bradley
Product TypeIndustrial Line Reactor Transformer
Product LineMiscellaneous Allen Bradley
Part Number21803-011-01
Enclosure TypeOpen-style enclosure (IP00)
Rated Current120 Amperes
System Frequency50 to 60 Hertz
Inductance375 microhenries
Rated Phase3-phase
Cooling MethodNatural convection
Voltage Rating240 to 480 Volts AC or 120 Volts DC
Insulation ClassClass H
Short Circuit Withstand Rating100,000 Amps of fault current
Mounting OrientationPanel backplate vertical mounting or floor mounting
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The Allen Bradley 21803-011-01 functions as an industrial line reactor transformer with robust electrical specifications. Designed with an open-style enclosure (IP00), it is suited for environments where ease of accessibility is prioritized. This transformer weighs 25 lbs and is engineered to handle a rated current of up to 120 amperes, making it suitable for demanding applications.

Operating effectively across system frequencies of 50 to 60 hertz, the 21803-011-01 provides a three-phase setup. It boasts an inductance of 375 microhenries that aids in enhancing system performance by smoothing out current fluctuations. Voltage ratings for this transformer range from 240 to 480 volts AC or can accommodate 120 volts DC, ensuring versatility in various configurations.

The insulation class of this unit is rated as Class H, which offers high-temperature capabilities. With a short circuit withstand rating of 100,000 amps of fault current, it provides robust protection against potential electrical faults. The cooling method employed is natural convection, which efficiently manages heat dissipation during operation.

For installation purposes, the transformer supports multiple mounting orientations, allowing it to be installed on a panel backplate in a vertical position or directly on the floor, depending on the requirements of the system.