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Allen Bradley 1491 Series 1491-N333

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1491-N333

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The 1491-N333 is an industrial fuse block produced by Allen Bradley, featuring a robust design suitable for various electrical applications. This model supports up to 100A and operates efficiently at voltage ratings of 250 to 600 VAC for AC circuits and 250 to 600 VDC for DC circuits.

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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 1491-N333

ManufacturerAllen Bradley
Product TypeIndustrial Fuse Block
Product Line1491 Series
Part Number1491-N333
UPC781180127083
Number of Poles3 Poles
Current Rating100 A
Voltage Rating (AC)250 to 600 VAC
Voltage Rating (DC)250 to 600 VDC
Compatible Fuse ClassesClass H and Class J
Terminal InterfaceHeavy-duty wedge type pressure clamps
Minimum Operating Temperature-40 °C
Maximum Operating Temperature65 °C
Minimum Storage Temperature-20 °C
Maximum Storage Temperature65 °C
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The 1491-N333, available from Allen Bradley, is categorized as an industrial fuse block. This component offers practical use in applications requiring reliable protection against electrical faults. Its design accommodates three poles and has a current rating of 100 Amps, making it suitable for significant load management needs. The block handles AC voltages ranging from 250 to 600 volts and also supports DC applications with similar voltage ratings, maintaining versatility across different circuit types.

Constructed for durability, the terminal interface employs heavy-duty wedge-type pressure clamps. This design ensures secure connections, minimizing the risk of electrical faults. The operational temperature range is broad, allowing the unit to function in extreme conditions, from -40 °C for low temperatures up to a maximum of 65 °C during regular operation. When storing this component, users can ensure stability in environments ranging from -20 °C to 65 °C. Additionally, the 1491-N333 is compatible with Class H and Class J fuses, ensuring flexibility in fuse selection for enhanced safety and performance.