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Allen Bradley 140U MCB 140U-I6C3-C80
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 our products come with DO Supply's 2-year warranty.
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140U-I6C3-C80

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The 140U-I6C3-C80 circuit breaker is an Allen-Bradley/Rockwell Automation Bulletin 140U series circuit breaker that comes in a molded case. Its trip unit provides thermal and magnetic trip protection to various industrial devices, but the trip unit is not interchangeable with other units. The 140U-I6C3-C80 circuit breaker supports 80 Amps of continuous current. Its frame is a Size I frame and it comes with 3 poles. The 140U-I6C3-C80 circuit breaker’s terminals are end-cap bolt-on terminals.

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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 our products come with DO Supply's 2-year warranty.
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Technical specifications for 140U-I6C3-C80

BrandAllen-Bradley / Rockwell Automation
Series140U MCB
Part Number140U-I6C3-C80
DescriptionUL Molded Case Circuit Breaker
FrameI
Current Rating80 Amps
Interrupting Rating65 Kilo-Amps (KA)
Protection TypeFixed Thermal/Magnetic Trip Unit
Number of Poles3
Rated Operating Voltage480 Volts AC
Type of ControlToggle Lever
TerminalsEnd Cap Bolt-On
Operating Temperature-8 to 60 degrees Celsius
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.

The 140U-I6C3-C80 UL Listed Molded Case Circuit Breaker is an I-Frame circuit breaker that is designed to provide thermal overcurrent protection and short-circuit protection to a wide range of industrial control panel applications. It can be used in reverse feed applications, control circuit applications, feeder circuit applications, high-intensity discharge applications, and Heating, Air Conditioning, and Refrigeration (HACR) applications. The 140U-I6C3-C80 Circuit Breaker, like all bulletin 140U Circuit Breakers, is designed around compact blueprint, offering a high interrupting rating and enhanced protection even in control panel applications with limited panel space. The 140U-I6C3-C80 Circuit Breaker has a 3-phase voltage rating of 480 Volts AC and an acceptable operating voltage range of 230 to 690 Volts AC. It has a current rating of 80 Amps, and a maximum interrupting rating of 65 kA. It has a standard insulation voltage rating of 750 Volts and an impulse withstand rating of up to 6000 Volts.

The 140U-I6C3-C80 Circuit Breaker has an electrical life cycle of about 10,000 operations, and it also has rated a mechanical lifespan of 100,000 operations. It comes with a 3-pole design and it is supplied with a standard end cap line and load end terminal for easy field wiring. The 140U-I6C3-C80 Circuit Breaker comes with fixed thermal and fixed magnetic trip units that are designed to provide fast-acting trip actions by using a bimetal heat element and reverse loop contact. It has a temperature-dependent trip unit, and it is rated for use within a -8 to 60 degrees Celsius temperature range. The 140U-I6C3-C80 Circuit Breaker is also designed for installation at an altitude of up to 2000 meters, and it is UL, CSA, IEC, and CE certified.

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