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Allen Bradley 140U MCB 140U-M6H3-D80

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140U-M6H3-D80

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The 140U-M6H3-D80 represents a molded case circuit breaker from the Allen Bradley 140U series. With a high current rating of 800 amperes, this device operates effectively at a voltage level of 600 volts AC.

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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-M6H3-D80

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-M6H3-D80
Weight32.00 lbs (14.51 kg)
GTIN10662074055118
Frame SizeFrame M
Interrupt Rating65 kA at 480 Volts AC
Trip UnitElectronic LSI
Current Rating800 Amperes
Poles3 Pole
Voltage Rating600 Volts AC
MountingPanel Mount
TerminalsBolt-On/Busbar
Protection FeatureOverload, Short-time, Instantaneous Trip
CertificationsUL 489, CSA, IEC, CE
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The Allen Bradley 140U-M6H3-D80 is a designed molded case circuit breaker tailored for demanding electrical environments. This part features a substantial current carrying capacity of 800 amperes while operating at a maximum voltage of 600 volts AC, ensuring reliable functionality in industrial applications.

It is built on a frame size classified as M and comes equipped with three poles, enhancing its versatility in multi-phase systems. Notably, the circuit breaker has an interrupt rating of 65 kA at 480 volts AC, providing robust protection against electrical faults.

The trip mechanism is managed by an advanced electronic LSI unit, delivering accurate control through overload, short-time, and instantaneous trip features to safeguard connected circuits from potential damage.

This breaker supports panel mounting, which simplifies installation in control cabinets. The terminals are designed as bolt-on/busbar types, promoting secure connectivity with other electrical components. Furthermore, the 140U-M6H3-D80 holds several important certifications including UL 489, CSA, IEC, and CE, reflecting compliance with various industry safety and performance standards.