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Allen Bradley Bulletin 140UE 140UE-H7E4-C20

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140UE-H7E4-C20

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The 140UE-H7E4-C20 model from Allen Bradley is an IEC molded case circuit breaker. Designed for three-phase applications, it has an impressive interrupting capacity ranging from 70 to 79 kA and utilizes a thermal-magnetic trip mechanism. Rated at 20 A, this device operates within an H-frame size and offers essential circuit protection features.

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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 140UE-H7E4-C20

ManufacturerAllen Bradley
Product TypeIEC Molded Case Circuit Breaker
Product LineBulletin 140UE
Part Number140UE-H7E4-C20
Weight3.25 lbs (1.47 kg)
GTIN10781180709491
Number of Poles4-Poles
Interrupting Capacity70…79 kA
Trip Unit TypeThermal-Magnetic Trip
Frame SizeH-Frame
Rated Current20 A
Operating Humidity80% Max. (Non-Condensing)
Storage Humidity80% Max. (Non-Condensing)
Operating Altitude1000m above sea level without derating
Protection FeaturesBasic Circuit Protection
Number of Phases3-Phase
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The Allen Bradley 140UE-H7E4-C20 is a molded case circuit breaker designed for reliable performance in industrial settings. This particular unit accommodates four poles and is engineered for three-phase systems. It possesses a rated current of 20 A, providing adequate protection for connected loads. The interrupting capacity is rated between 70 kA and 79 kA, facilitating effective protection against fault conditions.

Constructed with an H-frame size, this circuit breaker is well-suited for various mounting configurations within electrical panels. Its thermal-magnetic trip unit is a key feature, offering essential protection against both overloads and short circuits, enhancing system reliability. In terms of environmental conditions, this breaker can effectively operate in environments with humidity levels up to 80%, non-condensing. Furthermore, it can be stored under similar humidity conditions without any negative impact on performance.

The 140UE-H7E4-C20 can be installed at elevations of 1000 meters above sea level without derating. This specification allows for its deployment in higher altitudes where some circuit breakers might face limitations. Overall, this unit serves as an efficient and dependable solution for protecting electrical circuits in industrial applications.