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1489-M1D250

1489-M1D250

Manufacturer: ALLEN BRADLEY

Condition: New and Unused, Surplus.

Price: Available on Request

Overview of Allen Bradley 1489-M1D250

The Allen Bradley 1489-M1D250 is a compact, UL 489 listed miniature circuit breaker engineered for reliable branch circuit protection in industrial and commercial applications. As part of the Bulletin 1489-M series, this device is designed for DIN rail mounting, offering both thermal and magnetic trip mechanisms within a single-pole configuration. It is certified for use in North America (UL/CSA) and internationally (IEC/EN), making it a versatile solution for global projects. The 1489-M1D250 features a finger-safe design and accepts auxiliary accessories, providing both safety and flexibility for modern electrical installations.

Key Features of Allen Bradley 1489-M1D250

  • Rated current: 25 A at 30°C
  • Trip curve D, optimized for protection of circuits with high inrush currents such as transformers and motors
  • Maximum voltage rating: 277 V AC (UL/CSA), 48 V DC, 230 V AC (IEC/EN)
  • Interrupting capacity: 10 kAIC (UL/CSA), meeting high fault protection requirements
  • Single-pole, DIN rail mount design with fast-clip mechanism for easy installation
  • RoHS compliant, fully recyclable, and suitable for harsh industrial environments
  • IP20 finger-safe protection on all sides
  • Accepts shunt trip, auxiliary, and signal contacts (right-side mounts)
  • Dual terminal design helps prevent wiring errors
  • Certifications include UL Listed, CSA, CE, VDE, CCC, and UKCA marks

Technical Specs of Allen Bradley 1489-M1D250

Specification Value
Poles 1
Rated Current 25 A
Trip Curve D
Max. Voltage (UL/CSA) 277 V AC, 48 V DC
Max. Voltage (IEC/EN) 230 V AC
Interrupt Rating 10 kAIC
Mounting DIN Rail (Fast Clip)
Dimensions 111 mm x 17.5 mm x 74 mm
Standards UL 489, CSA C22.2 No. 5.1, EN 60947-2, GB 14048.2
Certifications UL, CSA, CE, VDE, CCC, UKCA, RoHS

Applications / Use Case

The Allen Bradley 1489-M1D250 is ideal for protecting branch circuits in industrial control panels, manufacturing equipment, and commercial electrical distribution systems. Its trip curve D makes it suitable for circuits with significant inrush current, such as those powering motors, transformers, and solenoids. The compact, DIN rail-mount form factor allows easy integration into panel builds, while the high interrupting capacity ensures reliable protection against short circuits. Common applications include motor control centers, process automation, and machinery where robust circuit protection and compliance with international standards are required.

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