Free UPS Ground on All Orders!
Request a
Fast Quote
Account
Cart
Quote
+1 (919) 205-4392
Allen Bradley 140U MCB 140U-L0D3-D40

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

140U-L0D3-D40

|
Need a Specific Revision?

The 140U-L0D3-D40 is a molded case circuit breaker in the Allen Bradley 140U MCB series. Rated for a frame capacity of 600 amperes, it offers a significant interrupting rating of 100 kA, making it effective for maintaining circuit protection in various applications.

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-L0D3-D40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-L0D3-D40
Weight32.00 lbs (14.51 kg)
Frame Rating600 A
Interrupting Rating≥100 kA
Protection TypeFixed Thermal/Adjustable Magnetic
Number of Poles3 Poles
Min. Operating Temperature-25°C
Max. Operating Temperature60°C
Min. Storage Temperature-40°C
Max. Storage Temperature80°C
Installation Altitude1000 m
Min. Relative Humidity5% (non-condensing)
Max. Relative Humidity95% (non-condensing)
Request a Repair

The Allen Bradley 140U-L0D3-D40 is engineered as a molded case circuit breaker designed to safeguard electrical circuits. It accommodates a frame rating of 600 A, making it suitable for substantial electrical loads. The device has an impressive interrupting rating of at least 100 kA, allowing it to handle short circuits effectively, thereby ensuring safety in electrical systems.

This model incorporates three poles, providing versatility in various configurations. Its protection mechanisms include fixed thermal and adjustable magnetic options, offering effective circuit protection against overloads and faults. The breaker operates optimally in environments where temperatures range from -25°C to 60°C, facilitating its use in diverse settings.

For storage, the circuit breaker can function in temperatures spanning from -40°C to 80°C, ensuring resilience across various storage conditions. It is designed for installation altitudes of up to 1000 meters, which broadens its applicability. Furthermore, the device works efficiently with relative humidity levels ranging from 5% to 95%, providing reliable performance without the risk of condensation affecting its operation.