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Allen Bradley 100 Contactors 100-A09NB3

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100-A09NB3

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The 100-A09NB3 from Allen Bradley functions as an AC magnetic contactor designed for robust performance in various electrical applications. It operates efficiently within a coil voltage range of 440 to 480 V AC at 50/60 Hz, suitable for three-phase systems. This contactor supports multiple power ratings, including 2 HP at 200 V and 230 V, 5 HP at 460 V, and 7.5 HP at 575 V.

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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-A09NB3

ManufacturerAllen Bradley
Product TypeAC Magnetic Contactor
Product Line100 Contactors
Part Number100-A09NB3
Weight0.94 lbs (0.43 kg)
Mechanical Endurance10 million operations
Coil Voltage Range440–480 V AC, 50/60 Hz
Rated Power
Number of Main Poles3 Poles
Rated Impulse Withstand Voltage (Uimp)6 kV
Rated Insulation Voltage (Ui)690 V AC
Rated Operational Voltage (Ue)690 V AC
Rated Operational Current (AC-1, 690 V)20 A
Rated Operational Current (AC-3, 400 V)9 A
Efficiency≥ 95%
Operating Temperature Range32 to 104 degrees Fahrenheit
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The Allen Bradley 100-A09NB3 AC magnetic contactor is engineered to operate effectively under demanding conditions. This particular model accommodates a coil voltage range between 440 and 480 V AC and functions at 50/60 Hz frequencies. It is capable of supporting ratings of up to 2 HP for three-phase applications operating at 200 V and 230 V. For higher voltage applications, it can manage 5 HP at 460 V and 7.5 HP at 575 V.

Featuring three main poles, this contactor is built for durability with a mechanical endurance rated at an impressive 10 million operations. It also boasts a rated impulse withstand voltage (Uimp) of 6 kV, which underlines its resilience against electrical surges. The rated insulation voltage is set at 690 V AC, while the operational voltage (Ue) is also rated for 690 V AC, confirming its suitability for high-power applications.

When it comes to operational currents, the 100-A09NB3 has a rated capacity of 20 A in AC-1 conditions at 690 V, and in AC-3 conditions at 400 V, it manages a current of 9 A. This contactor achieves an efficiency of 95% or more, making it an energy-efficient choice for various installations. Additionally, it is designed to function efficiently within an operating temperature range of 32°F to 104°F, making it versatile for different environmental conditions.