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Allen Bradley Bulletin 1492-SP 1492-SPM1D040

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1492-SPM1D040

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The 1492-SPM1D040 is a mini circuit breaker designed by Allen Bradley for thermal and magnetic protection. With a rated current capacity of 4.0 A, this device is ideal for various applications requiring reliable circuit interruption.

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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-SPM1D040

ManufacturerAllen Bradley
Product TypeThermal-Magnetic Mini Circuit Breaker
Product LineBulletin 1492-SP
Part Number1492-SPM1D040
Number of Poles1 pole
Rated Current4.0 A
Tripping Characteristic (Curve)Type D
Rated Voltage (UL/CSA) (AC)277 VAC
Rated Voltage (UL/CSA) (DC)48 VDC
Terminal TypeDual Clamp Terminals
Mounting Type35 mm DIN Rail Mount
IP Rating (finger-safe)IP20
IP Rating (inside an enclosure)IP40
Minimum Operating Temperature-25°C
Maximum Operating Temperature55°C
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The Allen Bradley 1492-SPM1D040 functions as a thermal-magnetic mini circuit breaker and is part of the Bulletin 1492-SP series. This breaker is compact yet effective and rated to handle 4.0 Amps. It operates on a single pole design and offers a Type D tripping characteristic, making it suitable for specific load applications.

This device supports a rated voltage of up to 277 VAC (for alternating current) and 48 VDC (for direct current), enabling versatility in various electrical environments. Dual clamp terminals enhance connectivity, making installation straightforward, particularly on a 35 mm DIN rail, which is a standard mounting method. The mini circuit breaker is designed with a finger-safe IP20 rating, providing essential protection in exposed situations, while it achieves an IP40 rating when housed inside an enclosure, allowing for more robust applications.

Temperature range is crucial for operation. This breaker can function in environments with minimum temperatures of -25°C and maximum temperatures reaching 55°C, ensuring reliable performance under varying conditions. Overall, the Allen Bradley 1492-SPM1D040 circuit breaker is engineered to safeguard electrical circuits efficiently, blending capability with user-friendly features.