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FI3050L
The Eaton Cutler-Hammer FI3050L is a robust molded case circuit breaker designed for various electrical applications. This three-pole breaker operates at a rated current of 50 A and supports voltage ratings up to 690 V AC and 250 V DC, making it versatile for different systems.
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Technical specifications for FI3050L
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Series C Circuit Breakers |
| Part Number | FI3050L |
| GTIN | 786679285107 |
| Number of Poles | 3 Poles |
| Rated Current (In) at 40°C | 50 A |
| Rated Operational Voltage (IEC) | 690 V AC (IEC) / 480 V AC |
| Rated Frequency | 50 / 60 Hz |
| Voltage Rating (DC) | 250 V DC |
| Trip Mechanism Type | Thermal-Magnetic - Fixed |
| Terminal Type | Line & Load (Feed-Thru) - Slotted head & Socket head screws |
| Wire Size Range | 14–4/0 AWG |
| Torque Values | 120-275 lb-in (13.6–31.1 N·m) socket head |
The FI3050L is an effective molded case circuit breaker manufactured by Eaton Cutler-Hammer as part of the Series C offering. It includes three poles and is rated for a maximum operational current of 50 A at an ambient temperature of 40°C. This unit functions across an operational voltage spectrum, rated at 690 volts AC per IEC standards and 480 volts AC, along with a DC voltage rating of 250 volts.
With dual frequency capabilities of 50 and 60 Hz, this product is versatile for different power system requirements. The breaker also possesses specific breaking capacity ratings per IEC 60947-2, which vary based on the applied voltage, ranging from 35 kA at 240 V to 10 kA at 250 V DC. On the UL standard, the interrupting capacities are rated at 25 kA for 240 V and 14 kA for 480 V.
Utilizing a thermal-magnetic fixed trip mechanism, the FI3050L ensures reliable operation and protection for connected circuits. Quick and convenient connectivity is achieved with feed-thru terminals that accept slotted and socket head screws. Wire sizes compatible with this circuit breaker can range from 14 AWG up to 4/0 AWG, catering to diverse installation settings, along with specific torque values ranging from 120 to 275 lb-in (13.6 to 31.1 N·m). This molded case circuit breaker serves as a vital component for safeguarding electrical systems against overloads and short circuits.
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