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Allen Bradley IEC 100 Contactors 100-B400NA3

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100-B400NA3

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The 100-B400NA3 model from Allen Bradley is a robust contactor designed for motor control applications. It features a three-pole configuration capable of handling a significant rated current of 400 A, and it operates at specified voltages of 220–240 V AC.

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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 of our products come with DO Supply's 2-year warranty.
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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 100-B400NA3

ManufacturerAllen Bradley
Product TypeContactor
Product LineIEC 100 Contactors
Part Number100-B400NA3
Weight31.75 lbs (14.40 kg)
Frequency50/60 Hz
Coil Voltage220–240 V AC
Number of Poles3
Contact Configuration3 NO
Rated Current400 A
Auxiliary ContactNone
Terminal TypeScrew
MountingPanel / Open
ApplicationMotor Control
Rated Voltage600 V
Phase3
StandardsIEC
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The Allen Bradley 100-B400NA3 is a heavy-duty contactor that has been engineered for effective motor control applications. Designed to operate flawlessly at a coil voltage of 220 to 240 V AC, this contactor provides considerable effectiveness for controlling large motors in industrial environments. The device supports operational frequencies of 50 to 60 Hz and is built to handle significant electrical loads with a rated current of 400 Amperes, ensuring that it meets demanding performance requirements.

The contactor boasts a three-pole design featuring a three normally open (3 NO) configuration, making it suitable for various switching applications. It has a rated voltage capacity of up to 600 volts and is classified for use in three-phase systems. The terminal connections are screw-type, allowing for reliable and secure connectivity in installations. Additionally, the unit does not incorporate any auxiliary contacts, focusing solely on its primary function as a motor control device.

Installation of the 100-B400NA3 contactor can be done using panel or open mounting options, providing flexibility for different setups. The contactor is compliant with IEC standards, affirming its adherence to international safety and performance benchmarks. This unit serves as a critical component in controlling motors and contributing to the efficient operation of motor-driven systems.