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1492-SPM3C400

1492-SPM3C400

Manufacturer: ALLEN BRADLEY

Condition: New and Unused, Surplus.

Price: Available on Request

Overview of Allen Bradley 1492-SPM3C400

Allen Bradley 1492-SPM3C400 is a miniature circuit breaker designed to provide supplementary protection for industrial electrical systems. Featuring a 40 Amp rating and three-pole configuration, this unit offers reliable overcurrent protection suitable for demanding environments. The 1492-SPM3C400 employs a Trip Curve C, making it ideal for protecting equipment against short-circuit and overload conditions within control panels or distribution boards. Its compact DIN rail mountable design and IP20 finger-safe housing allow for hassle-free integration in both new and retrofit installations. Supplied by Rockwell Automation and fully compliant with international standards, the 1492-SPM3C400 is trusted for applications where performance, safety, and long-term reliability are essential.

Key Features of Allen Bradley 1492-SPM3C400

  • Rated current: 40 Amp
  • Three-pole protection for three-phase circuits
  • Trip Curve C for standard industrial and commercial overcurrent applications
  • No neutral connection for dedicated phase protection
  • DIN rail mounting for fast installation
  • IP20 finger-safe housing
  • Suitable for extreme ambient conditions
  • UL, CSA, CE, VDE, RoHS compliant

Technical Specs of 1492-SPM3C400

  • Rated current: 40 A
  • Number of poles: 3
  • Trip Curve: C
  • Maximum rated voltage: 400 V AC (IEC) / 277 V AC (UL/CSA)
  • Interrupting capacity: up to 10 kA (UL/CSA), 15 kA (IEC)
  • Mounting type: DIN rail
  • No neutral
  • Ambient temperature range: -25°C to +55°C
  • Standards: UL 489, CSA C22.2 No. 5.1, EN 60947-2
  • IP rating: IP20

Applications / Use Case

The Allen Bradley 1492-SPM3C400 is well suited for supplementary protection in commercial and industrial control panels. It is commonly employed to safeguard branch circuits powering motors, lighting, and auxiliary devices against overloads and short-circuits, especially in manufacturing plants, process control, and automation environments. Its three-pole layout makes it ideal for three-phase machinery and equipment, ensuring targeted protection for each phase without neutral. The DIN rail design enables quick retrofits and scalable integrations across facilities demanding consistent circuit integrity and ease of maintenance. Whether used in new panel construction or for upgrades, the 1492-SPM3C400 supports reliability in electrical distribution systems and improves operational safety.

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