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Allen Bradley 140U MCB 140U-H6C3-D11-A

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140U-H6C3-D11-A

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The 140U-H6C3-D11-A from Allen Bradley is a molded case circuit breaker rated for a maximum current of 125 A. Designed with three poles, this device features fixed thermal and magnetic protection to enhance safety and reliability.

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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 140U-H6C3-D11-A

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-H6C3-D11-A
Weight4.00 lbs (1.81 kg)
Frame Rating125 A
Interrupting Rating60-69 kA
Protection TypeFixed Thermal/Fixed Magnetic
Pole Type3 Poles
Internal Control Module1 Auxiliary Contact
Min. Operating Temperature0°C
Max. Operating Temperature40°C
Min. Storage Temperature-40°C
Max. Storage Temperature80°C
Installation Altitude1000 m
Relative Humidity5 to 95% (non-condensing)
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The Allen Bradley part number 140U-H6C3-D11-A is engineered as a molded case circuit breaker with a robust frame rating of 125 A. This unit is constructed with three poles, facilitating effective circuit protection in various electrical configurations. The device employs both fixed thermal and magnetic protection types, ensuring timely tripping during overload conditions.

Capable of handling an interrupting rating ranging from 60 to 69 kA, this circuit breaker provides a high degree of safety against electrical faults. It is additionally equipped with one auxiliary contact within its internal control module, offering versatility in control applications.

Operating conditions for this circuit breaker are designed for a minimum temperature of 0°C and a maximum of 40°C, allowing it to function effectively in typical environments. It supports a wider storage temperature range, surviving from -40°C to 80°C. This makes it suitable for diverse climates and storage conditions. Furthermore, the unit operates efficiently under a relative humidity range of 5% to 95%, ensuring that performance remains consistent without the risk of condensation. The 140U-H6C3-D11-A circuit breaker is also suitable for installation at altitudes of up to 1000 meters, making it adaptable for various mounting locations.