Overview
The Schneider Electric LV848306 circuit breaker from the MasterPact MTZ2 series delivers exceptional performance and reliability for modern power distribution systems. Designed for heavy-duty industrial use, the MTZ2 25H1 provides high short-circuit protection, superior selectivity, and flexible configuration with advanced Micrologic control units. Engineers use it to protect low-voltage networks in commercial and industrial facilities where safety and uptime are critical.
This 4-pole drawout breaker handles up to 2500 A at 40°C and operates at voltages up to 690 V AC, making it ideal for large electrical installations requiring consistent and safe energy distribution. Its modular design supports easy integration into switchboards and MCC panels, ensuring minimal downtime and simplified maintenance.
Key Features
- Rated operational current of 2500 A at 40°C
- High breaking capacity of 66 kA at 415 V AC
- Compatible with Micrologic 2.0X / 5.0X / 6.0X / 7.0X and Xi versions
- Designed for 3-phase, 50/60 Hz power distribution systems
- Drawout mounting simplifies inspection and replacement
- Provides full isolation per EN/IEC 60947-2 standards
- Modular configuration allows front or rear cable access
- Rugged construction ensures long mechanical and electrical lifespan
Electrical Specifications
| Parameter | Specification |
|---|
| Model Number | LV848306 / MTZ2 25H1 |
| Manufacturer | Schneider Electric |
| Series | MasterPact MTZ2 |
| Product Type | Circuit Breaker |
| Application | Power Distribution Protection |
| Poles Description | 4P (Neutral on Left) |
| Rated Operational Voltage [Ue] | 690 V AC, 50/60 Hz |
| Rated Insulation Voltage [Ui] | 1000 V AC |
| Rated Impulse Withstand Voltage [Uimp] | 12 kV |
| Rated Current [In] | 2500 A at 40°C |
| Breaking Capacity [Icu] | 66 kA at 220–690 V AC |
| Service Breaking Capacity [Ics] | 66 kA at 220–690 V AC |
| Short-Time Withstand Current [Icw] | 66 kA (0.5s / 1s / 3s) |
| Making Capacity [Icm] | 145 kA at 220–690 V AC |
| Performance Type | H1 – 66 kA at 415 V AC |
| Power Dissipation | 600 W |
| Maximum Breaking Time | 25 ms |
| Maximum Closing Time | 70 ms |
| Control Type | Push-button |
| Selectivity Category | Category B |
| Isolation Suitability | Yes (EN/IEC 60947-2) |
Mechanical Specifications
| Parameter | Specification |
|---|
| Mounting Type | Drawout |
| Mounting Support | Rails or Base Plate |
| Connection Type | Front or Rear (Upside/Downside) |
| Connection Pitch | 115 mm |
| Control Unit Compatibility | Micrologic 2.0X / 5.0X / 6.0X / 7.0X / 2.0Xi / 5.0Xi / 6.0Xi / 7.0Xi |
| Mechanical Durability | 20,000 cycles (with preventive maintenance) |
| Electrical Durability | Up to 6,000 cycles depending on voltage class |
| IP Protection Degree | IP30 per EN 60529 |
| Pollution Degree | 3 (IEC 60947-1) |
Dimensions and Weight
| Parameter | Specification |
|---|
| Height (with chassis) | 439 mm |
| Height (without chassis) | 300 mm |
| Width (with chassis) | 556 mm |
| Width (without chassis) | 493 mm |
| Depth (with chassis) | 403 mm |
| Depth (without chassis) | 300 mm |
| Net Weight | 120 kg |
| Package Dimensions (L × W × H) | 49.5 × 29.5 × 30.5 cm |
| Package Weight | 49.5 kg |
Environmental Specifications
| Parameter | Specification |
|---|
| Operating Temperature Range | –25 °C to +70 °C |
| Storage Temperature Range | –40 °C to +85 °C |
| Altitude (without derating) | 0–2000 m |
| Altitude (with derating) | Up to 5000 m |
| Certifications | CE, IECEE CB Scheme |
| Standards | EN/IEC 60947-1, EN/IEC 60947-2, Annex H, IEC 61557-12 |
Advantages
The Schneider Electric LV848306 (MTZ2 25H1) circuit breaker ensures reliable short-circuit protection and precise power distribution control for mission-critical electrical networks. Engineers prefer this model for its drawout configuration, Micrologic compatibility, and high thermal endurance. Its modular construction and front-access design simplify maintenance while ensuring compliance with global electrical standards.
Manufacturer & Origin
- Manufacturer: Schneider Electric
- Model: LV848306 / MTZ2 25H1
- Series: MasterPact MTZ2
- Category: Low Voltage Circuit Breaker
- Country of Origin: France
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