Schneider C25B3 Circuit Breaker Basic Frame

The C25B3 Schneider is a ComPacT NSX250B circuit breaker basic frame built for dependable protection in low-voltage distribution systems. Rated for 250 A and designed for 3-pole configurations, it delivers a breaking capacity of 25 kA at 415 VAC, suitable for light-to-medium fault level applications.

Delivered without a trip unit, this frame offers compatibility with a wide range of Micrologic and thermal-magnetic modules, enabling flexible and application-specific protection setups.

Compliant with IEC 60947-2 standards, the C25B3 ensures safe, reliable, and long-lasting performance in commercial and industrial environments.

Technical Specifications

• Model: C25B3
• Type: Circuit Breaker Basic Frame (without trip unit)
• Brand: Schneider Electric
• Range: ComPacT NSX New Generation

Power & Performance

• Rated Current: 250 A at 40°C
• Poles: 3P (Three Poles)
• Breaking Capacity (Icu): 25 kA at 380/415V AC 50/60Hz (IEC 60947-2)
• Rated Operational Voltage (Ue): 690V AC 50/60Hz (IEC 60947-2)
• Network Type: AC
• Network Frequency: 50/60 Hz
• Utilization Category: Category A
• Rated Insulation Voltage (Ui): 800V AC 50/60Hz (IEC 60947-2)
• Rated Impulse Withstand Voltage (Uimp): 8 kV (IEC 60947-2)
• Rated Service Short-Circuit Breaking Capacity (Ics):
  • 25 kA at 380/415V AC
  • 20 kA at 440V AC
  • 15 kA at 500V AC
  • 40 kA at 220/240V AC

Build & Design

• Mounting Mode: Fixed
• Control Type: Toggle
• Suitability for Isolation: Yes (EN/IEC 60947-2)
• Standards Compliance: IEC 60947-2, UL 60947-4-1
• Visible Break: No
• Contact Position Indicator: No
• Protection Type: Without Protection

C25B3 Physical Specifications

• Gross Weight: 1.494 kg
• Net Weight: Not specified

Dimensions:

• Height: 161 mm
• Width: 105 mm
• Depth: 86 mm
• Connection Pitch: 35 mm

Additional Options & Features

• Mechanical Durability: 20,000 cycles (IEC 60947-2)
• Electrical Durability:
  • 10,000 cycles at 440V AC (In)
  • 20,000 cycles at 440V AC (In/2)
  • 5,000 cycles at 690V AC (In)
  • 10,000 cycles at 690V AC (In/2)
• Mounting Support: Backplate
• Upside & Downside Connection: Front

Compliance & Standards

• Certifications: IEC 60947-2, UL 60947-4-1
• IP Protection: IP40 (IEC 60529)
• Shock Protection Class: Class II
• IK Protection: IK07 (IEC 62262)
• Pollution Degree: 3 (IEC 60664-1)

Environmental Impact:

• Carbon Footprint: 251 kg CO₂-eq (Total Life Cycle)
• Recycled Metal Content: 0%

Key Features & Benefits

✅ Flexible Design: Supplied without trip unit, allowing compatibility with a wide range of Schneider Electric trip units (sold separately).

✅ High Mechanical Durability: Rated for 20,000 mechanical operations ensuring long-term reliability.

✅ Compact & Space-Saving: Optimized size for installation in standard and specific applications.

✅ Reliable Performance: Up to 25kA breaking capacity at 415V AC, ideal for standard electrical distribution needs.

✅ Part of EcoStruxure Power: Designed for integration into Schneider Electric’s EcoStruxure Power architecture.

📦 Order Today for Fast UK & Europe Delivery!

At Drive Outlet Megastore, we offer the best Schneider C25B3 prices, with fast shipping available across the UK & Europe.

For more details on the C25B3 Schneider Circuit Breaker Basic Frame, or to speak with an expert about trip unit compatibility and system design, contact Drive Outlet Megastore.

Our team is ready to help you find the perfect modular circuit breaker solution for your electrical distribution needs. Get in touch today!