L&T CN CS800C Air Circuit Breaker (ACB) is a high-performance, compact, and reliable circuit protection device designed for low-voltage electrical systems. With a rated capacity of 800A and a C Curve tripping characteristic, this ACB provides optimal protection against overloads, short circuits, and equipment faults in industrial, commercial, and infrastructure applications.
The CN CS800C offers advanced features such as high breaking capacity, modular design, and ease of installation, making it ideal for protecting power distribution systems and ensuring operational safety. Its rugged construction ensures long-lasting performance even in demanding conditions.
Technical Specifications
Electrical Specifications:
- Rated Current (In): 800A
- Rated Operational Voltage (Ue): 690V AC
- Rated Insulation Voltage (Ui): 1000V AC
- Rated Frequency: 50/60 Hz
- Breaking Capacity: 50 kA at 415V AC
- Trip Curve: C Curve (suitable for moderate inrush currents, such as motors)
Protection Features:
- Overload Protection: Thermal release
- Short Circuit Protection: Magnetic release
- Adjustable Trip Settings: Available for fine-tuning protection levels
Mechanical Specifications:
- Mounting: Fixed or Draw-out (depending on configuration)
- Dimensions (HxWxD): ~365 mm x 305 mm x 295 mm
- Weight: ~25 kg
- Poles: 3-Pole or 4-Pole options
Operating Conditions:
- Ambient Temperature: -5°C to +55°C
- Altitude: Up to 2000 meters without derating
- Storage Temperature: -25°C to +70°C
Standards and Compliance:
- Conforms to IEC 60947-2 standards for low-voltage circuit breakers.
- Certified for use in global markets.
Additional Features:
- Modular Design: Expandable with optional accessories such as shunt trip, under-voltage trip, or auxiliary contacts.
- Clear Indications: LED indicators and manual operation buttons for user-friendly operation.
- Communication Options: Optional modules for integration with SCADA or building management systems.
Key Features
- High Breaking Capacity: Safely interrupts high fault currents, ensuring protection for downstream equipment.
- C Curve Tripping: Ideal for circuits with moderate inrush currents like inductive loads or motor-driven systems.
- Durable Construction: Built for industrial-grade durability and reliability.
- Compact Design: Saves panel space and simplifies installation.
- Adjustable Settings: Allows fine-tuning for specific system requirements.
- Ease of Maintenance: Draw-out versions provide convenient servicing options.