Overcurrent breaker S 301 1P B 25 A 6000 A DX3 series 407434
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TECHNICAL DATA
Sales unit dimensions and weight: 1 pcs
Overcurrent breaker S 301 1P B 25 A 6000 A DX3 series 407434
Reliable Protection for Electrical Installations – Legrand DX³ Series Overcurrent Breaker
This single-pole overcurrent breaker with B characteristic and a rated current of 25A is a critical component ensuring safety in every electrical installation. Designed by Legrand, a renowned manufacturer of electrical installation accessories, it provides effective protection against overloads and short circuits. Its compact dimensions (1 module width) enable efficient use of space in distribution boards.
The S 301 breaker from the DX³ series offers not only safety but also enhanced convenience for both installers and end users. The use of high-quality materials and precise manufacturing ensures long service life and reliable operation. DIN-rail mounting is simple and intuitive, while the ability to connect conductors with cross-sections from 1.5 mm² to 35 mm² guarantees broad compatibility with various installation types.
Key Features and Applications
- B Characteristic: Provides rapid response to transient overloads, protecting sensitive electronic devices. Ideal for lighting and socket circuits in residential and commercial buildings.
- Short-Circuit Capacity: Rated short-circuit capacity of 6 kA (per EN 60898) and 10 kA (per IEC 60947-2), ensuring effective disconnection in the event of a severe short circuit.
- Versatile Mounting: Supports both flush and surface mounting, with options for top or bottom power supply, increasing installation flexibility.
- Safety: Halogen-free construction minimizes the risk of toxic gas release during combustion, enhancing fire safety.
- Wide Operating Temperature Range: Maintains performance across temperatures from -25°C to 70°C, enabling use in diverse environmental conditions.
- IP20 Protection Rating: Protects against finger contact and ingress of solid objects larger than 12.5 mm.
The S 301 breaker from the DX³ series is a robust and reliable solution for anyone who values safety and user comfort. It performs equally well in new installations and during upgrades of existing power systems.

