EATON HNC-40/2/003-A 40A 2P 30mA Type A RCCB 6kA Differential Circuit Breaker

The EATON HNC-40/2/003-A is a high-quality residual current circuit breaker (RCCB) designed for reliable protection against earth faults. With a rated current of 40A and a rated residual operating current of 30mA, it provides sensitive detection of leakage currents, ensuring safety for both people and equipment. This 2-pole device is Type A sensitive, making it suitable for AC and pulsating DC residual currents. It features a short-circuit breaking capacity of 6kA and is designed for DIN rail mounting with a 2-module width. Ideal for residential, commercial, and industrial applications, this RCCB complies with IEC/EN 61008-1 standards.

Advantages

High sensitivity (30mA) for enhanced personal protection. Type A detection covers both AC and pulsating DC faults. Compact 2-module design saves space in distribution boards. Robust construction with screw terminals for secure connections. Rated for 10,000 electrical cycles, ensuring long service life.

Suitable for

• Residential electrical installations requiring earth leakage protection
• Commercial buildings such as offices, shops, and schools
• Industrial control panels and machinery protection
• Any circuit where protection against indirect contact and fire risk is needed

Key specifications

• Rated Current (In): 40 A
• Number of Poles: 2-Pole
• Rated Residual Operating Current (IΔn): 30 mA
• Residual Current Type: Type A
• Rated Short-Circuit Breaking Capacity (Icn): 6 kA
• Rated Voltage (Ue): 230 V AC
• Frequency: 50/60 Hz
• Mounting Type: DIN Rail
• Module Width: 2 Modules
• Connection Type: Screw Terminals
• Terminal Capacity (Solid): 1-25 mm²
• Terminal Capacity (Flexible): 1-16 mm²
• Degree of Protection: IP20
• Operating Temperature: -25 to +40 °C
• Standards: IEC/EN 61008-1
• Tripping Characteristic: Instantaneous
• Electrical Endurance: 10,000 cycles

Recommendations

For optimal safety, always use RCCBs in conjunction with MCBs or RCBOs. Ensure proper sizing according to the load and cable specifications. This device is suitable for use in TN, TT, and IT systems.