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Allen Bradley 140U MCB 140U-K6L3-D40
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-K6L3-D40

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The Allen-Bradley 140U-K6L3-D40 Circuit Breaker is a 140G Molded Case Circuit Breaker (MCCB). It is a K-Frame circuit breaker with a rated current of 400 Amps and a 3-poles configuration. It provides Electronic LS protection (Long Time and Short Time).

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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-K6L3-D40

BrandAllen-Bradley / Rockwell Automation
Series140U MCB
Part Number140U-K6L3-D40
Supply Voltage480V
Interrupting Rate65 kA
Rated Current 400 Amps
FamilyBulletin 140U
Type140U
Poles3
Frame SizeK-Frame
Protection TypeElectronic LS (Long and Short Time)
Ambient Temperature 104 degrees Fahrenheit (40 degrees Celsius)
Storage Temperature40 to 176 degrees Fahrenheit (-40 to 80 degrees Celsius)
Dimensions140 x 108.5 x 205 mm
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 Allen-Bradley 140U-K6L3-D40 Molded Case Circuit Breaker (MCCB) has a supply voltage of 480 Volts, an interrupting rating of 65 kA, a rated current of 400 Amps, and 3 poles. It provides Electronic LS protection (Long Time and Short Time). The circuit breaker is used in circuit protection devices such as individual enclosures, switchboards, panelboards, and bus-bar trunking tap-offs, It offers circuits with protection against short-circuits, ground faults, and overloading. It provides an alternative for current-limiting that supplies a life-cycle interrupt to limit the energy that is let through. The Allen-Bradley 140U-K6L3-D40 MCCB has internal control modules which include the Auxiliary Contact (AX), Alarm Contact (AL), Auxiliary/Alarm Contact (AX/AL) combination, Undervoltage Release (UVT), and Shunt Trip (SNT) modules. Also, the circuit breaker has external accessories that can be field-installed, including Terminal Shields, a Flex-Cable Operating Mechanism, a Rotary Variable-Depth Operating Mechanism, a Rotary Direct Couple Operating Mechanism, an End Cap Kit, Phase Barriers, and Mounting Hardware.

The Allen-Bradley 140U-K6L3-D40 Molded Case Circuit Breaker has been designed to conform to international standards, including the KEMA-KEUR, CSA 22.2 (No. 5), UL 489, and the IEC 157-1 standards. It also has international certifications that include the CCC, UL List, CE Mark, and CSA standards and it is appropriate for use with the IE3 Motors (IEC 60034-30). It has a compact housing design with dimensions (Width x Depth x Height) of 140 x 108.5 x 205 millimeters which save panel space. The 140U-K6L3-D40 Molded Case Circuit Breaker has a storage temperature ranging from -40 to 176 degrees Fahrenheit (-40 to 80 degrees Celsius) and a maximum ambient temperature rating of 104 degrees Fahrenheit (40 degrees Celsius) without derating.

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