140-CMN-4000 | Allen-Bradley Motor Protection Circuit Breaker, 25.0 - 40.0A, Ser B

Description 

The 140-CMN-4000 motor protection circuit breaker has is part of the Bulletin 140-CMN product line by Allen-Bradley. The circuit breaker has a current rating of 16 to 90 Amps and a rated operational current of 40 Amps. The magnetic release current rating of the circuit breaker is 560 Amps and it has a supply voltage of 480 Volts AC (at 60 Hertz).

Technical Specifications 

Information About 140-CMN-4000

The 140-CMN-4000 circuit breaker operates with standard 3-phase motors and back-up fuses. This motor protection circuit breaker is designed and manufactured by Allen-Bradley and it complies with standards such as the UL 508, EN60947-2, and CE standards. The Bulletin 140-CMN circuit breaker provides functions such as overload protection, switching, disconnect for motor branch circuit, and branch-circuit/short-circuit protection. The circuit breaker features phase-loss protection with a differential release and a magnetic release with a fixed setting. The 140-CMN-4000 circuit breaker has a maximum current rating of 90 Amps and it features a Class 10 trip rating. The circuit breaker is available with accessories such as an external rotary operator, trip indication contacts, and auxiliary contacts. The rated operational current of the circuit breaker is 40 Amps while the magnetic release current is 560 Amps.

The rated insulation voltage of the 140-CMN-4000 circuit breaker is 690 Volts/600 Volts. This circuit breaker has a rated service short circuit breaking capacity of 8 kiloAmps. The rated frequency is 40 to 60 Hertz. The ambient operating temperature of the unit is from -25 to 80 degrees Celsius (-13 to 140 degrees Fahrenheit) while the storage temperature is from -25 to 80 degrees Celsius (-13 to 176 degrees Fahrenheit). The average mechanical lifespan of the 140-CMN-4000 circuit breaker is 30,000 operations while the electrical lifespan is 5000 operations. The switching frequency is a maximum of 20 operations per hour. The 140-CMN-4000 circuit breaker has an IP2X protection class from the front when the terminal is wired and it features a shock resistance of 30 g for the duration of 11 milliseconds. The weight of the 140-CMN-4000 circuit breaker is 1.84 kilograms or 4 pounds.

Manufacturer information

Allen‑Bradley components, integrated control and information solutions are built for demanding industrial applications. We integrate control and information across the enterprise to make you as productive as possible.

IQElectro 2 Year Warranty

IQElectro offers a 2-Year Warranty on all our products. This complimentary two-year warranty ensures that every purchase from IQElectro is a secure investment in the future of your company.
Warranty Terms and Conditions

IQElectro is not an authorized distributor.

IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses. Some hardware products may contain software and firmware and may not be legally operated without first obtaining an appropriate license from the manufacturer. IQElectro makes no representation as to whether a product will or will not have software or firmware and, if it does, whether the software or firmware is the revision level that you need for your application. IQElectro also makes no representations as to your ability or right to download or otherwise obtain software or firmware for the product from the Original Manufacturer, its distributors, or any other source. IQElectro also makes no representations as to your right to install any such software or firmware on the product. IQElectro will not obtain or supply software or 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 software or firmware. Customer acknowledges and agrees that IQElectro DOES NOT provide any software, firmware, operating system, or right-to-use licenses with the products it sells. Customers understand and agree that proper software (firmware) licensing, maintenance, and upgrades are subject to the applicable manufacturer's Licensing Agreement or similar document. Disclaimer Policy.