L&T AU RCBO 63A FP 415V AC 10kA 100mA C Curve (AUF3C406310)

Key Features:

• Brand: L&T (A trusted name in electrical solutions)
• Type: AU Series RCBO (Residual Current Circuit Breaker with Overcurrent Protection)
• Rated Current: 63A
• Poles: 4 Pole (3 Phase + Neutral)
• Voltage Rating: 415V AC
• Breaking Capacity: 10kA (High fault current withstand capability)
• Sensitivity: 100mA (IΔn) – Suitable for protection against leakage currents
• Trip Curve: C Curve (Ideal for moderate inrush loads like motors, transformers)
• Mounting: DIN Rail Mountable (Easy installation in distribution boards)
• Standards: Complies with IEC/IS standards for safety and performance
• Applications: Industrial, Commercial & Residential Electrical Protection

Product Overview:

The L&T AUF3C406310 RCBO combines residual current protection with overcurrent/short-circuit protection in a compact unit. Designed for 3-phase electrical systems, it offers reliable protection against earth leakage, overloads, and short circuits. The C-curve tripping characteristic ensures optimal performance for circuits with moderate startup currents.

Technical Specifications:

Applications:

• Protection of 3-phase circuits in industrial plants
• Commercial building electrical distribution
• Machine protection in manufacturing units
• HVAC systems and motor protection
• Electrical panels requiring combined protection

Why Choose This RCBO?

• Dual protection (overcurrent + earth leakage) in single device
• Space-saving design compared to separate MCB+RCCB
• Clear trip indication for easy fault diagnosis
• Test button for periodic functionality check
• High-quality construction for long service life
• Backed by L&T’s reputation for reliability

Safety Information:

Installation should be performed by qualified electrician as per local wiring regulations. Regular testing using the test button is recommended to ensure proper functioning.