1489-M1C016
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Overview of Allen Bradley 1489-M1C016
The Allen Bradley 1489-M1C016 is a miniature circuit breaker designed for reliable branch circuit protection in industrial and commercial electrical systems. This single-pole breaker is UL489 listed and CSA certified, suitable for operating in demanding environments with ambient temperatures and vibration. With a current rating of 1.6 amps and a 10 kA interrupting capacity, it provides dependable protection against short circuits and overloads. It features a thermal-magnetic trip mechanism with a C curve characteristic, offering quick response to short circuit faults while handling inrush currents typical in motor and lighting applications. Its compact dimensions and DIN rail mountability make it ideal for control panels and distribution boards where space efficiency is critical. The 1489-M1C016 emphasizes safety with a finger-safe IP20 design, while also supporting accessories such as auxiliary contacts and shunt trips for enhanced control and signaling functions.Key Features of Allen Bradley 1489-M1C016
- Rated current: 1.6 Amp with C trip curve for responsive short-circuit protection
- High interrupting rating of 10 kA at 277V AC, ensuring safe fault clearing
- Single pole design ideal for branch circuit applications
- UL 489 and CSA certified, compliant with North American electrical standards
- Compact size: 111 mm length x 17.5 mm width x 74 mm height for efficient panel installation
- Thermal-magnetic protection providing both overload and short circuit protection
- Suitable for operation at 50/60 Hz with voltage ratings up to 277V AC
- Finger-safe IP20 protection to prevent accidental contact with live parts
- DIN rail mountable with robust terminal design to simplify wiring
- Compatible with auxiliary accessories such as shunt trips and signal contacts
Technical Specs of 1489-M1C016
| Specification | Value |
|---|---|
| Current Rating | 1.6 Amp |
| Interrupting Capacity | 10 kA at 277V AC |
| Poles | 1 Pole |
| Trip Curve | C Curve (Thermal-Magnetic) |
| Voltage Rating | 250V AC Phase to Ground, 277V AC Max |
| Frequency | 50/60 Hz |
| Dimensions (L x W x H) | 111 mm x 17.5 mm x 74 mm |
| Weight | Approx. 130 g |
| Mounting Type | DIN Rail |
| Safety Standards | UL489, CSA Certified, IP20 Finger Safe |
Applications / Use Case
The Allen Bradley 1489-M1C016 miniature circuit breaker is widely used in industrial control panels, machinery, and building electrical distribution systems where compact, reliable circuit protection is required. Its quick trip response combined with a robust interrupting capacity makes it ideal for protecting branch circuits serving motors, lighting loads, and general-purpose electrical equipment. The breaker is suitable for OEM machine builds and retrofits in manufacturing environments where UL and CSA approvals are mandatory. It is commonly installed in equipment control panels for motor starters and automation systems, where its C curve trip characteristics effectively handle temporary inrush currents without nuisance tripping. The DIN rail mounting and compact footprint facilitate integration into panels with limited space, while the availability of accessory modules allows enhanced system status monitoring and remote tripping functionalities. Overall, the 1489-M1C016 supports safe and efficient circuit management in demanding industrial applications.Related Resources
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