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Allen Bradley Bulletin 1492-SP 1492-SPM3C040

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1492-SPM3C040

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The 1492-SPM3C040 is a miniature circuit breaker from Allen Bradley's Bulletin 1492-SP series. Built with a three-pole design, it has a current capacity of 4.0 A and features a thermal-magnetic trip mechanism capable of addressing Type C tripping characteristics.

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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 1492-SPM3C040

ManufacturerAllen Bradley
Product TypeMiniature Circuit Breaker
Product LineBulletin 1492-SP
Part Number1492-SPM3C040
Number of Poles3 Poles
Current Rating4.0 A
Tripping CharacteristicType C
Trip TypeThermal-Magnetic
AC Voltage Rating (UL/CSA)480Y/277V AC
AC Voltage Rating (IEC)440V AC
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Mounting Diameter35 mm
Mounting TypeDIN Rail mount
Terminal TypeDual terminals
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The Allen Bradley 1492-SPM3C040 serves as a reliable miniature circuit breaker suitable for diverse applications. It consists of a three-pole configuration which enables it to cater to multi-phase circuits with a rated current of 4.0 A. This circuit breaker operates with a thermal-magnetic tripping method, specifically designed to fulfill Type C characteristics, meaning it can handle permissible inrush currents effectively while providing reliable protection against overload.

The unit is compliant with both UL/CSA and IEC standards, functioning efficiently at an AC voltage rating of up to 480Y/277V AC and 440V AC, respectively. Frequencies between 50 Hz and 60 Hz are supported, making this breaker adaptable for global applications. The breaker is designed to be mounted on a DIN rail, which simplifies installation processes and provides a stable foundation for operation.

With a mounting diameter of 35 mm, the 1492-SPM3C040 is compact and capable of fitting into various panel configurations. Its dual terminal type provides flexibility for installations, allowing for a simpler wiring setup. Overall, this breaker is tailored for efficient circuit protection in both commercial and industrial environments.