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Allen Bradley 1492 Wiring System 1492-CB3H500

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1492-CB3H500

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The Allen Bradley 1492-CB3H500, part of the 1492 Wiring System, is a miniature circuit breaker with a 50 A rated current. Capable of handling voltages up to 1960 VAC, it features a rapid H trip curve suitable for applications with high demand.

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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-CB3H500

ManufacturerAllen Bradley
Product TypeMiniature Circuit Breaker
Product Line1492 Wiring System
Part Number1492-CB3H500
UPC646412797895
Number of Poles3 Poles
Rated Current50 A
Trip CurveH Trip
Max. Horsepower30 Hp
Dielectric Strength1960 VAC
Short Circuit Rating5 kA
IEC Interrupt Rating10 kA @ 420 VAC
Housing MaterialMelamine-phenolic
Shock25 G half-sine wave for 11 ms, 3 axes
Operating Temperature Range-20 to 85°C
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The 1492-CB3H500 model from Allen Bradley is designed as a miniature circuit breaker in the 1492 Wiring System series. It provides critical overcurrent protection in electrical applications. This circuit breaker is rated for a current of 50 Amps and features a trip curve classified as H, making it suitable for high inrush current applications. It can handle up to 30 horsepower, allowing it to be used effectively in industrial settings.

In terms of durability, the 1492-CB3H500 is rated for dielectric strength up to 1960 VAC, which enhances its resilience against electrical surges. It also has a short circuit rating of 5 kA, providing reliable protection against overloads. For IEC compliance, this circuit breaker is rated at 10 kA at 420 VAC, ensuring it meets international safety and operational standards.

The construction material used for the housing is melamine-phenolic, which contributes to its overall strength and thermal resistance. In addition, this model can withstand shock conditions of 25 G half-sine wave for 11 milliseconds across three axes, making it robust enough for rigorous applications.

The operating temperature for the Allen Bradley 1492-CB3H500 ranges from -20 to 85 degrees Celsius, allowing it to function effectively across various environments. Its design, functionality, and specifications demonstrate its suitability for demanding electrical applications, ensuring effective performance and safety in critical systems.