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Allen Bradley Bulletin 140 140-MN-0400

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140-MN-0400

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The 140-MN-0400 is a manual motor starter from Allen Bradley's Bulletin 140 series. This device is designed to operate effectively in three-phase applications, accommodating voltages ranging from 415 to 690 volts AC, making it suitable for diverse industrial environments.

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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 140-MN-0400

ManufacturerAllen Bradley
Product TypeManual Motor Starter
Product LineBulletin 140
Part Number140-MN-0400
Weight0.38 lbs (0.17 kg)
Number of Phases3-phase
Rated Voltage415 to 690 V
Voltage TypeAC
Number of Poles3-poles
Utilization CategoryAC‑2 and AC‑3 motor switching
Ultimate Short-circuit Breaking CapacityApproximately 69 kA
Rated Short-circuit Breaking Capacity69 kA
Mounting TypeDin-Rail Mount
Body StyleOpen Style
IP ProtectionIP20
Installation Height1000 MSL
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The Allen Bradley 140-MN-0400 manual motor starter operates in 3-phase environments and is an integral component for motor control in industrial applications. This starter supports a voltage range of 415 to 690 volts AC, providing versatility for various motor types. It is constructed with three poles, allowing for robust motor switching suited for AC‑2 and AC‑3 categories.

In terms of protection, this model has a rated short-circuit breaking capacity of 69 kA, which helps safeguard equipment during unexpected fault conditions. Additionally, the ultimate short-circuit breaking capacity is also approximately 69 kA. This ensures reliability is maintained even in surge situations, enhancing overall operational safety. The 140-MN-0400 utilizes a DIN rail mounting option, ensuring secure installation in control panels and contributing to efficient space management in electrical cabinets.

The design features an open body style, which facilitates heat dissipation and simplifies maintenance access. It has an IP20 protection rating, indicating that the device is protected against solid objects greater than 12.5 mm in diameter but should be installed in suitable environments to avoid moisture exposure. Finally, the installation height of this starter can be as high as 1000 meters above mean sea level, making it adaptable for various altitude conditions within the operational environment.