The Schneider A9D61820 is part of the Acti9 series, which includes a range of modular protection devices designed for electrical distribution systems in residential, commercial, and industrial applications. This specific model is a Residual Current Circuit Breaker with Overcurrent Protection (RCBO).

Schneider A9D61820 Residual Current Circuit Breaker with Overcurrent Protection (RCBO)

Key Features:

1. Protection:
   • Combines the functions of a miniature circuit breaker (MCB) and a residual current device (RCD) in one unit.
   • Provides protection against overcurrents (overload and short-circuit) and earth leakage currents.
   • Enhances safety by protecting people against electric shocks and preventing electrical fires.
2. Current Rating:
   • Rated at 20A, making it suitable for a range of applications requiring this current rating.
3. Sensitivity:
   • Earth leakage sensitivity of 30mA, which is the standard for protecting against indirect contact and fire hazards.
4. Design:
   • Compact and modular design allows for efficient use of space in electrical distribution boards.
   • DIN rail mountable, making installation and integration with other modular devices straightforward.
5. Breaking Capacity:
   • Designed to handle specific breaking capacity, ensuring reliable operation in various electrical installations.
6. Indicators:
   • Includes visual indicators for operational status and trip status, facilitating quick identification of issues.

Applications:

• Residential: Ideal for protecting household electrical circuits, including power outlets, lighting circuits, and appliances.
• Commercial: Suitable for protecting electrical circuits in offices and commercial buildings.
• Industrial: Applicable in light industrial settings for protecting machinery and control circuits from overcurrents and earth leakage.

Benefits:

• Enhanced Safety: Provides comprehensive protection by combining overcurrent and earth leakage protection, reducing the risk of electric shocks and fires.
• Space-Saving: The modular design ensures efficient use of space in electrical panels.
• Ease of Maintenance: Visual indicators provide quick identification of operational status and faults, making maintenance and troubleshooting easier.
• Reliability: Built with high-quality materials to ensure long-lasting performance and reliable protection.

Considerations:

• Compatibility: Ensure the RCBO is compatible with the specific electrical system and load requirements of your installation.
• Regular Testing: Periodically test the RCBO to ensure it is functioning correctly and providing necessary protection.
• Professional Installation: It is recommended to have a qualified electrician install and maintain the RCBO for optimal performance and safety.

Specifications:

• Model: Schneider A9D61820
• Series: Acti9
• Current Rating: 20A
• Sensitivity: 30mA
• Poles: Single-pole + Neutral (1P+N)
• Breaking Capacity: As per manufacturer specifications

Schneider Electric’s Acti9 series is known for its high-quality and reliable electrical protection devices, and the A9D61820 RCBO is an excellent choice for ensuring the safety and efficiency of your electrical systems.