Description
The Eaton FD2040L is a two-pole molded case circuit breaker designed for dependable overcurrent protection in commercial and industrial electrical systems. It uses a fixed thermal-magnetic trip unit to provide consistent long-time and instantaneous protection across AC circuits up to 600 volts. With interrupt ratings suitable for a wide range of fault conditions, the FD2040L supports reliable distribution performance in feed-through installations.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Eaton |
| Category |
Circuit Protection |
| Part Number |
FD2040L |
| Subcategory |
Molded Case Circuit Breakers |
| Series |
Series C |
| Frame Type |
F-Frame |
| Circuit Breaker Type |
FD, Molded Case |
| Amperage Rating |
40 A |
| Voltage Rating |
600 VAC |
| Interrupt Rating |
65 kA @ 240 VAC; 35 kA @ 480 VAC; 18 kA @ 600 VAC |
| Trip Type |
Thermal-Magnetic |
| Trip Functions |
Long-Time and Instantaneous (LI) |
| Number of Poles |
2 |
| Connection Type |
Feed-Through |
| Terminal Type |
Line and Load Lugs |
| Mounting Style |
Surface/Feed-Through |
| Frequency |
50/60 Hz |
| Certifications |
UL Listed, CSA Approved |
| Dimensions (H × W × D) |
6 in × 2.75 in × 3.38 in |
| Weight |
4.5 lb |
Information About FD2040L
The FD2040L is part of Eaton’s Series C product line, built with an F-frame structure and engineered for standard-duty protection needs in low-voltage systems. This breaker features an FD type design with long-time and instantaneous trip functions, making it suitable for both branch circuit and equipment protection. It is compatible with feed-through mounting configurations and includes line and load lugs for straightforward installation. Designed for use in single-phase systems up to 600 V, the unit meets UL and CSA standards for molded case circuit breakers.
Key Features:
- F-Frame Construction: Durable molded case housing tailored for industrial electrical environments.
- Thermal-Magnetic Trip: Provides long-time overload protection and instantaneous short-circuit response.
- High Interrupt Capacity: Rated at 65 kA at 240 VAC and 35 kA at 480 VAC for robust fault clearing.
- Two-Pole Design: Supports 40-amp protection across single-phase, two-pole applications.
- Feed-Through Configuration: Allows direct line-to-load installation with lug terminals on both sides.
- Series C Platform: Ensures compatibility with standardized Eaton components and enclosures.
- Fixed Trip Unit: Non-interchangeable T/M unit promotes consistent performance with no field adjustments.
- UL/CSA Certification: Verified for compliance with major safety and performance standards.
The FD2040L delivers the reliability and precision required for dependable protection in commercial and industrial power distribution systems.
