Allen-Bradley 1489-A3C040 Circuit Breaker
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Circuit Breaker
The Allen-Bradley 1489-A3C040 Series A circuit breaker features a 4 A C-curve trip, 3-pole design, and 15 kA breaking capacity. Built for industrial automation and distribution protection applications.1489-A3C0403-Pole48960947-2aAllen-BradleyAutomationBreakerCCircuitComponentControlCurveElectricalIECIndustrialMCBPanelProtectionSeriesUL
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Allen-Bradley 1489-A3C040 Circuit Breaker Series A
The Allen-Bradley 1489-A3C040 is a high-quality miniature circuit breaker (MCB) designed for reliable protection of electrical circuits against overloads and short circuits. Built to meet IEC 60947-2 and UL 489 standards, this 3-pole breaker provides dependable performance for industrial control panels, distribution boards, and automation systems. It features a C-curve tripping characteristic for optimal operation in mixed load environments.
Manufacturer: Allen-Bradley
Type: Circuit Breaker Series A
Model: 1489-A3C040
Terminal Torque:
| Trip Curve | C |
| Max. Rated Voltage (UL/CSA) | 480Y/277 V AC |
| EN/IEC Maximum Voltage | 415 V AC |
| Continuous Current Rating (In) | 4 A |
| Service Breaking Capacity (Ics) | 7.5 kA |
| Breaking Capacity (Icu) | 15 kA |
| Frequency | 50/60 Hz |
| Operating Temperature | 60 / 75 °C |
| Impulse Withstand Voltage (Uimp) | 4 kV |
| No. of Poles | 3 |
| Standard Compliance | IEC 60947-2 / UL 489 |
| 18 “ 12 AWG | 21 lb·in |
| 10 “ 8 AWG | 25 lb·in |
| 6 AWG | 36 lb·in |
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