Product Overview

The AFDD-40B Arc Fault Detection Device RCBO is a high-capacity electrical protection solution designed to detect and prevent dangerous arc faults that can lead to electrical fires. By integrating arc fault detection with residual current and overcurrent protection, this device ensures complete circuit safety against leakage currents, overloads, and short circuits in one compact unit.

Ideal for residential and commercial applications, the AFDD-40B enhances safety by identifying irregular arc patterns that standard circuit breakers may overlook. With a 6kA breaking capacity and 30mA sensitivity, it offers rapid disconnection of faulty circuits, protecting both users and electrical equipment from potential hazards while ensuring consistent performance.

Key Features

• Detects and prevents hazardous arc faults
• Combined protection: arc fault, overload, short circuit, and leakage
• Reduces the risk of electrical fires
• 30mA sensitivity for electric shock protection
• Suitable for residential and commercial installations
• Compact and easy-to-install design
• Fast and reliable tripping mechanism
• Enhances overall electrical system safety

Technical Specifications

• Model: AFDD-40B
• Rated Current: 40A
• Breaking Capacity: 6kA
• Tripping Curve: B Curve
• Device Type: AFDD RCBO (Arc Fault Detection Device with RCBO)
• Residual Current Rating: 30mA
• Protection Functions: Arc fault, leakage, overload, short circuit
• Application: Domestic and commercial electrical systems

Why Choose a AFDD-40B Arc Fault Detection Device

The AFDD-40B offers superior protection compared to conventional breakers by detecting arc faults, one of the leading causes of electrical fires. Its integrated design combines multiple protective functions, reducing installation complexity and saving space in electrical panels.

With its fast response and durable construction, it ensures reliable performance in high-load environments. This makes it an ideal choice for modern electrical systems where safety, efficiency, and reliability are essential.

Frequently Asked Questions (FAQs)

1. What does an AFDD device do?
It detects arc faults and disconnects power to prevent electrical fires.

2. How is AFDD different from a standard breaker?
It includes arc fault detection along with leakage, overload, and short circuit protection.

3. Where can AFDD-40B be installed?
It is suitable for homes, offices, and commercial electrical systems.

4. What does 6kA breaking capacity mean?
It indicates the device can safely interrupt fault currents up to 6,000 amperes.

5. Why is arc fault detection important?
Arc faults can cause fires, and AFDD devices help detect and stop them early.