Free UPS Ground on All Orders!
Request a
Fast Quote
Account
Cart
Quote
+1 (919) 205-4392
Allen Bradley 140U MCB 140U-JD3D3-D12

Product image is representative; revision or series may vary. Contact us to request a specific version.

140U-JD3D3-D12

|
Need a Specific Revision?

The 140U-JD3D3-D12 is a robust circuit breaker from Allen Bradley’s 140U MCB series, designed for reliable performance across various electrical applications. It supports a maximum voltage rating of 600 VAC and has a rated current capacity of 125 A. Its breaking capacity stands at 35 kA, ensuring adequate protection against overcurrents.

Call for an immediate quote
2 Year DO Supply Warranty
Available
Ships from Raleigh, NC
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.
Learn more
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-JD3D3-D12

ManufacturerAllen Bradley
Product TypeCircuit Breaker
Product Line140U MCB
Part Number140U-JD3D3-D12
Weight32.00 lbs (14.51 kg)
Voltage Rating (AC)600 VAC
Current Rating125 A
Breaking Capacity35 kA
Number of Poles3 Poles
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Minimum Operating Temperature-25°C
Maximum Operating Temperature60°C
Minimum Storage Temperature-40°C
Maximum Storage Temperature80°C
Installation Altitude1000 m
Request a Repair

The Allen Bradley circuit breaker marked as 140U-JD3D3-D12 is a highly effective component within the 140U MCB series. It has voltage handling capabilities of up to 600 VAC and a current rating of 125 Amperes. With a breaking capacity rated at 35 kA, this device is equipped to manage significant overloads efficiently. Constructed with three poles, it operates effectively within a frequency range of 50 to 60 Hz, making it compatible with standard electrical systems.

For operational robustness, this breaker can function under temperatures ranging from -25°C to 60°C. When not in use, it can be stored in an environment with temperatures from -40°C to 80°C, ensuring versatility across various operational and storage scenarios. The 140U-JD3D3-D12 circuit breaker is also designed to be installed at altitudes of up to 1000 meters, which adds to its flexibility for different industrial applications.