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Allen Bradley 140M Circuit Breakers 140M-D8N-B63

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140M-D8N-B63

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The 140M-D8N-B63 from Allen Bradley is a motor protection circuit breaker engineered to ensure safety in electrical applications. With a rated power of 2.2 kW and capable of handling up to 690 V, this device offers reliable current protection up to 6.3 A.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 140M-D8N-B63

ManufacturerAllen Bradley
Product TypeMotor Protection Circuit Breaker
Product Line140M Circuit Breakers
Part Number140M-D8N-B63
Weight0.56 lbs (0.26 kg)
Rated Power2.2 kW
Rated Voltage690 V
Rated Current6.3 A
Frame SizeFrame D
Number of Poles3
Protection TechniqueMagnetic only trip
IP ProtectionIP20
Short-circuit Breaking Capacity100 kA
Terminal ConnectionScrew Connections
Mounting TypeStandard Mounting
Tightening Torque2.5 Nm
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The Allen Bradley 140M-D8N-B63 circuit breaker is designed for motor protection, capable of managing a rated power of 2.2 kW. This robust unit can withstand a rated voltage of 690 V and supports a current rating of 6.3 A across three poles. It operates using a magnetic-only trip system, enhancing both reliability and safety in diverse electrical setups.

With an IP20 rating, the circuit breaker is suitable for indoor environments, protecting against specific solid contaminants. Notably, the unit has a significant short-circuit breaking capacity of 100 kA, allowing it to handle peak fault currents effectively.

Connections to this breaker are made via screw terminals, ensuring a solid and secure electrical connection. For standard mounting, a tightening torque of 2.5 Nm is recommended, facilitating straightforward installation and maintenance. Overall, the 140M-D8N-B63 enhances safety and operational reliability in motor protection applications.