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Eaton xEffect Miniature Circuit Breaker, 1-Pole, 40A, Type B, 240V AC, 48V DC, 10 kA Breaking Capacity 278539 FAZ-B40/1
Specifications
| Country of Origin | India |
|---|---|
| Range | xEffect |
| Brand | Eaton |
| Model | 278539 FAZ-B40/1 |
| Depth | 80mm |
| IP Rating | IP20 |
| Width | 66mm |
| Mount Type | DIN Rail |
| Current Rating | 40A |
| Series | FAZ |
| Terminal type | Screw |
| Breaking Capacity | 10kA |
| Number of Poles | 1 |
| Rated AC Voltage | 240V ac |
| Rated DC Voltage | 48V dc |
| Tripping Characteristics | Type B |
| Tripping Mechanism | Thermal Magnetic |
| Reset Actuator Type | Toggle Switch |
| Break Time | Instantaneous |
| MCB Module widths | 1P 17.5mm, 2P 35mm and 3P 52.5mm |
| Eaton Bussmann Series 7A Centred Tag FuseBrand | Cooper Bussmann |
Key Features
- This miniature circuit breaker offers thermal-magnetic overcurrent protection for safety.
- It features a 10 kA breaking capacity for reliable short-circuit interruption.
- The device mounts easily on DIN rails with a compact 17.5mm width per pole.
- Equipped with a toggle switch reset actuator and screw terminals for secure wiring.
- The product has an IP20 rating and an instantaneous break time for rapid response.
- Designed to prevent handle defeat and provide finger-proof, trip-free operation.
- Applicable for control circuits and electrical distribution boards in industrial and commercial settings.
- Part of the Eaton xEffect FAZ series known for diverse protection characteristics.
Product Description
Eaton 278539 FAZ-B40/1 Miniature Circuit Breaker is a high-quality 1-pole MCB with a rated current of 40A, featuring Type B tripping characteristics suitable for protecting electrical loads up to 240V AC and 48V DC. It delivers a breaking capacity of 10 kA, providing reliable short-circuit interruption and protection for control circuits and distribution boards.
This MCB employs a thermal-magnetic tripping mechanism that protects against overload and short circuits efficiently with instant break time. It includes a toggle switch reset actuator and screw-type terminals ensuring secure installation and wiring. The MCB is designed for DIN rail mounting and boasts a slim 17.5mm module width per pole, optimizing panel space.
For safety, it incorporates trip-free and finger-proof mechanisms that prevent the breaker from being held in the ON position and protect users from accidental contact. Rated with an IP20 ingress protection level, it is well-suited for indoor industrial, commercial, and manufacturing electrical systems.
The Eaton xEffect FAZ series offers broad protection types and accessories, making it versatile for various low-voltage electrical distribution applications. Its small modular size supports efficient panel designs and cost savings.
Thermal-magnetic overcurrent protection ensures reliable safety. Rated for 40A current with Type B tripping curve. Supports both 240V AC and 48V DC rated voltages. 10 kA high breaking capacity provides robust short-circuit protection.
Compact design with DIN rail mounting and screw terminals. Trip-free toggle switch and finger-proof design for enhanced safety. IP20 rated for indoor electrical panels. Ideal for industrial, manufacturing, commercial, and electrical distribution board applications.
Explore the extensive Eaton range of Miniature Circuit Breakers and accessories at EnvMart for reliable electrical protection solutions.
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Frequently Asked Questions
This model has a rated current of 40A, suitable for various electrical applications.
It is rated for 240V AC and 48V DC, making it versatile for different electrical systems.
The breaker has a breaking capacity of 10 kA, providing reliable short-circuit interruption.
It employs a thermal-magnetic tripping mechanism, which protects against overload and short circuits efficiently.
The width per pole is 17.5mm, allowing for compact installation on DIN rails.
Yes, it has an IP20 rating, making it suitable for indoor electrical panels and environments.
It includes a toggle switch reset actuator for easy operation and resetting after tripping.
It is designed for DIN rail mounting, which simplifies installation in electrical panels.
The dimensions are 66mm in width and 80mm in depth, optimizing space in electrical installations.
It is applicable for control circuits and electrical distribution boards in industrial and commercial settings.
It features trip-free and finger-proof mechanisms to prevent accidental contact and handle defeat.
This model is part of the Eaton xEffect FAZ series, known for its diverse protection characteristics.
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