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Allen Bradley Bulletin 140 140-L452

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140-L452

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The Allen Bradley 140-L452 is a commoning link designed to facilitate busbar connections. Capable of handling a rated current of 65 A and operating at up to 600 VAC, it is built for reliable use in 3-phase 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 140-L452

ManufacturerAllen Bradley
Product TypeBusbar Commoning Link
Product LineBulletin 140
Part Number140-L452
Weight0.13 lbs (0.06 kg)
Rated Current65 A
Rated Voltage600 VAC
Rated Insulation Voltage (IEC)690 V
Number Of Poles3
Operating Temperature Range0 to 40 °C
Storage Temperature Range0 to 40 °C
Maximum Operating Humidity80% (non-Condensing)
Maximum Storage Humidity80% (non-Condensing)
Maximum Operating Altitude1000 MSL without derating
Number Of Phase3-phase
Material TypeCopper
IP ProtectionIP00, IP20
Spacing Type45 mm spacing
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The 140-L452 from Allen Bradley is a busbar commoning link engineered for effective connection in electrical systems. This unit can handle a rated current of 65 Amperes and is suitable for voltages up to 600 VAC. Designed specifically for three-phase configurations, it features three poles, ensuring robust performance in various applications.

The commoning link is manufactured from copper, known for its excellent conductivity and durability. It possesses a rated insulation voltage of 690 volts as per IEC standards, offering reliable insulation throughout its operational life. This model is designed to operate within a specified temperature range, from 0°C to 40°C, ensuring reliable functionality under typical conditions. Furthermore, it can be stored in the same temperature range, allowing for flexibility in handling and installation.

This busbar link can operate effectively in environments with high humidity, supporting a maximum of 80% non-condensing humidity during operation and storage. Its design adheres to IP00 and IP20 protection ratings, allowing for safe use in standard applications. The 140-L452 unit accommodates a spacing of 45 mm, facilitating easy integration into existing busbar systems. Additionally, it can operate at altitudes of up to 1000 meters above sea level without requiring derating, making it versatile for diverse industrial settings.