1489-M2D010

Overview of Allen Bradley 1489-M2D010

The Allen Bradley 1489-M2D010 is a high-performance miniature circuit breaker engineered for branch circuit protection and equipment safeguarding in industrial control panels. Designed with reliability in mind, this 2-pole breaker features a thermal-magnetic trip mechanism and a Trip Curve D, providing fast, precise disconnection in case of highly inductive loads or short-circuit currents. With a 1 ampere rating, it is suitable for demanding environments where low current equipment protection is critical. The Allen Bradley 1489-M2D010 complies with international standards including UL 489, CSA, CE, and IEC/EN 60947-2, ensuring compatibility with global applications. Its compact size, DIN rail fast-clip mounting, and IP20 finger-safe terminals streamline installation and improve safety in control cabinets. Designed for long service life, it offers high short-circuit interrupting capacity and over 6,000 reliable operations under AC or DC conditions.

Key Features of Allen Bradley 1489-M2D010

• 2-pole configuration, 1 A thermal-magnetic protection
• Trip Curve D for fast response to high inrush currents typical in motor and transformer loads
• Approved for UL 489 branch circuit protection (480Y/277V AC, 96V DC)
• DIN rail mounting with fast clip for quick installation
• Dual terminal design supports versatile wiring applications
• IP20 touch-safe terminals on all sides
• Auxiliary contacts, signal contacts, and shunt trips supported
• Conforms to CCC, CE, CSA, cUL, and UL standards

Technical Specs of 1489-M2D010

• Rated Current: 1 A
• Number of Poles: 2
• Trip Curve: D
• Rated Voltage: UL/CSA 480Y/277V AC, 96V DC; IEC/EN 400V AC
• Interrupting Capacity: 10 kA (UL 489), 15 kA (IEC)
• Ambient Temperature: -25°C to +55°C
• Mounting: 35 mm DIN rail, any position
• Terminal Cross-Section: Up to 35 mm² solid/stranded; 18–4 AWG
• Dimensions (H x D x W per pole): 111 x 69 x 17.5 mm
• Certifications: UL, CSA, CE, CCC, VDE, UKCA, RoHS

Applications / Use Case

The Allen Bradley 1489-M2D010 is utilized in industrial panels requiring branch circuit protection for sensitive instrumentation, PLCs, I/O modules, and control system devices. Its Trip Curve D characteristic makes it well-suited for circuits where equipment is prone to high inrush currents such as motors, solenoids, and transformers. Manufacturers, process automation facilities, and machine builders select this breaker for reliable protection with minimal nuisance tripping, enabling compliance with North American and international codes. The compact footprint and dual wiring terminals allow seamless integration into densely populated control cabinets, distribution boards, and OEM machinery. Its high interrupting capacity ensures safety and equipment uptime even in demanding automated environments.

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