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Eaton PXF-A Series Residual Current Circuit Breaker 40A 3+N-Pole 300mA Type A 500A 400V AC 236778 PXF-40/4/03-A
Specifications
| Country of Origin | Romania |
|---|---|
| Range | PXF |
| Brand | Eaton |
| Height | 80mm |
| Model | 236778 PXF-40/4/03-A |
| Depth | 70.5mm |
| Width | 70mm |
| Mount Type | DIN Rail |
| Standards | IEC / EN 61008 and approvals are DIN VDE 0664 part 10 |
| Current Rating | 40A |
| Series | PXF-A |
| Terminal type | Screw |
| Breaking Capacity | 500A |
| Number of Poles | 3+N |
| Standards/Approvals | RoHS, IEC/EN 61008 |
| Rated AC Voltage | 400V ac |
| Tripping Characteristics | Type A |
| Reset Actuator Type | Lever |
| Trip Sensitivity | 300mA |
| Break Time | Instantaneous |
| Earth Leakage Protection Type | Type A |
Key Features
- Provides 40A current rating with 3+N-Pole configuration for reliable circuit protection.
- Features a trip sensitivity of 300mA and Type A earth leakage protection for alternating and pulsating DC faults.
- Rated breaking capacity of 500A ensures safe automatic disconnection under fault conditions.
- Designed for DIN rail mounting and compatible with standard busbar arrangements.
- Integrated lever reset actuator and real contact position display for clear operation status.
- Double screw terminal design facilitates secure wiring and installation.
- Complies with IEC/EN 61008 and DIN VDE 0664 part 10 safety standards.
Product Description
The Eaton PXF-A Series Residual Current Circuit Breaker, model 236778 PXF-40/4/03-A, is a high-quality safety device engineered for comprehensive electrical circuit protection. This breaker supports a 40A current rating and features a robust 3+N-Pole design, providing dependable protection against earth leakage faults in both commercial and residential environments.
Key technical highlights include 300mA trip sensitivity and Type A earth leakage protection, capable of detecting alternating and pulsating direct currents, including smooth DC up to 6mA. The breaker’s rated breaking capacity of 500A ensures rapid and safe interruption of supply under fault conditions, minimizing risk and maximizing safety.
The unit is designed for DIN rail mounting, allowing easy integration into modern electrical panels. It boasts contour and busbar compatibility with other P-Series devices and provides double terminal connections with lift/jaw mechanism for secure top and bottom wiring. The free selection of rail arrangement and ample terminal space simplify installation, even alongside mounted busbars.
Operational control is supported by a lever-type reset actuator, real contact position display, and triggered state display for clear system feedback. Additional features include retrofittable auxiliary switch capability, real contact position and state display, and fault current circuit breaker performance, conditionally current-proof up to 250A.
The breaker is constructed with screw terminals and is compliant with international safety standards IEC/EN 61008 and DIN VDE 0664 part 10, as well as RoHS directives, ensuring reliability and safety in a wide range of applications. Applications include use in electrical distribution boards, fuse boxes, and consumer units, protecting circuits from nuisance trips, short circuits, overloads, and earth leakage faults.
Typical use cases include commercial and residential installations, as well as locations with exposed wiring, overheating risks, or circuitry prone to earth faults. Its advanced features make it suitable for facilities requiring robust RCD protection for personnel and property.
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Frequently Asked Questions
This model has a current rating of 40A.
It features a trip sensitivity of 300mA.
The rated breaking capacity is 500A, ensuring safe automatic disconnection under fault conditions.
It is designed for DIN rail mounting, allowing for easy installation in electrical panels.
It provides Type A earth leakage protection, capable of detecting both alternating and pulsating direct currents.
The dimensions are 80mm in height, 70mm in width, and 70.5mm in depth.
It features screw terminals for secure wiring connections.
It complies with IEC/EN 61008 and DIN VDE 0664 part 10 safety standards, as well as RoHS directives.
This unit has a 3+N-Pole configuration.
It is equipped with a lever-type reset actuator for operational control.
It is suitable for use in electrical distribution boards, fuse boxes, and consumer units, protecting circuits from earth leakage faults.
The rated AC voltage is 400V AC.
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