1489-M1D040

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Overview of Allen Bradley 1489-M1D040

The Allen Bradley 1489-M1D040 is a single-pole thermal-magnetic miniature circuit breaker designed for reliable branch circuit protection in industrial and commercial electrical systems. Rated for a current of 4 amps, this model features a Type D trip curve, which provides selective tripping for inductive loads with high inrush currents. It supports a maximum voltage of 277V AC and 48V DC under UL/CSA standards, making it suitable for a broad range of power distribution applications. The breaker is IEC/EN rated for 230V AC, ensuring international compatibility. Its compact size and compliance with multiple safety certifications such as UL, CSA, and CE make it an essential component for protecting equipment and maintaining system safety in demanding environments.

Key Features of Allen Bradley 1489-M1D040

  • Rated current of 4 amps, ideal for low-current circuit protection
  • 1-pole configuration for branch circuit protection
  • Type D trip curve suitable for inductive loads with high starting currents
  • Maximum voltage rating: 277V AC, 48V DC (UL/CSA) and 230V AC (IEC/EN)
  • Thermal-magnetic trip mechanism providing both overload and short-circuit protection
  • Compliant with UL 489 and CSA C22.2 No. 5.1 safety standards
  • Compact dimensions for easy DIN rail mounting and space-saving installation
  • IP20 finger-safe design to prevent accidental contact
  • Accepts right-mounted auxiliary devices such as shunt trips and signal contacts
  • RoHS compliant and recyclable for eco-friendly use

Technical Specs of 1489-M1D040

Specification Description
Number of Poles 1 Pole
Rated Current 4 Amps
Trip Curve Type D
Max Rated Voltage (UL/CSA) 277V AC / 48V DC
Max Rated Voltage (IEC/EN) 230V AC
Interrupting Capacity 15 kAIC (kilo-Amps Interrupting Capacity)
Standards UL 489, CSA C22.2 No. 5.1, CE, CCC, VDE
Mounting DIN Rail
Operating Temperature Up to 30°C (standard testing conditions)

Applications / Use Case

The Allen Bradley 1489-M1D040 miniature circuit breaker is commonly used to protect electrical circuits with moderate inductive loads such as motors, transformers, and solenoids. Its Type D trip curve is ideal for equipment that experiences high inrush currents, preventing nuisance tripping while ensuring safety. This breaker is suitable for control panels, power distribution boards, and industrial machinery requiring reliable branch circuit protection. The device’s compact size and recognized certifications enable easy integration into plants and OEM equipment across industries including manufacturing, material handling, HVAC, and automation systems, contributing to system uptime and personnel safety.

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1489-M1D040

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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