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Allen Bradley 1492 Wiring System 1492-CB1G040

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1492-CB1G040

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The 1492-CB1G040 is a circuit breaker from Allen Bradley's 1492 Wiring System series, designed for efficient electrical protection. It supports 4 Amperes of rated current and operates effectively within 1-phase systems, making it suitable for various applications. The maximum horsepower rating is 0.33, and its trip curve type is classified as G-curve, indicating its response 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-CB1G040

ManufacturerAllen Bradley
Product TypeCircuit Breaker
Product Line1492 Wiring System
Part Number1492-CB1G040
Weight0.44 lbs (0.20 kg)
UPC646412859678
Rated Current4 Amperes
Rated Phase1-phase
Maximum Horsepower Rating0.33 horsepower
Trip Curve TypeG-curve
Frequency Rating50 to 60 Hertz
Mounting MethodDIN rail mount
Number of Poles1 pole
Rated Voltage277 Volts AC/65 Volts DC
Protection RatingIP2X finger-safe protection
Dielectric Strength1,960 Volts AC
Housing MaterialMelamine-Phenolic
Applicable Wire Size16 to 4 American Wire Gauge (1 to 25 square millimeters)
Electromechanical Life SpanUp to 50,000 cycles

The Allen Bradley 1492-CB1G040 is an efficient circuit breaker tailored to meet the demands of various electrical applications. It has a rated current of 4 Amperes and is designed for use in single-phase environments. The circuit breaker is capable of handling a maximum horsepower of 0.33, making it suitable for low-power applications. The G-curve trip characteristic indicates it is designed for general protection, giving users the assurance of reliable performance.

With a frequency rating of 50 to 60 Hertz, this circuit breaker can fit seamlessly into standard electrical systems. It is built for quick and easy installation via DIN rail mounting, contributing to a straightforward integration process within control panels. The unit features one pole, emphasizing its primary function as a reliable overload and short-circuit protection device.

Operating at a rated voltage of 277 Volts AC and 65 Volts DC, this breaker ensures compatibility with multiple circuit configurations. The IP2X protection rating guarantees a level of safety by preventing accidental finger contact with live parts. Furthermore, its dielectric strength reaches up to 1,960 Volts AC, confirming its capability to withstand high-voltage scenarios.

Constructed from melamine-phenolic material, the housing assures durability in diverse environments. The circuit breaker supports wire sizes ranging from 16 to 4 American Wire Gauge (1 to 25 square millimeters), allowing flexibility in wiring. Notably, the 1492-CB1G040 boasts an impressive electromechanical lifespan of up to 50,000 cycles, underscoring its longevity and reliability for ongoing operations.