Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention
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Product Highlights
- Arc Fault Detection: Identifies and deactivates electrical arcs to prevent fire hazards in residential and commercial settings.
- Multi-Protection Function: Provides circuit-breaker failure protection, overcurrent protection, overvoltage protection, and arc detection.
- 485 Communication: Supports Modbus-RTU protocol for remote monitoring and data exchange via LCD display.
- High Breaking Capacity: Rated short-circuit breaking capacity of 4.5 kA ensures reliable performance under fault conditions.
- DIN Rail Mounting: Easy installation on standard 35mm DIN rails with compact dimensions for 1P to 4P configurations.
- Robust Immunity: High immunity to electrostatic discharge, fast transients, and surge impacts for stable operation.
- Wide Voltage Range: Operates on AC 230V with rated current up to 63A, suitable for various low-voltage applications.
- Compliance Ready: Meets regulatory requirements for AFCB in new constructions and integrates into older homes per building codes.
Product Attributes
- Customization
- Available
- Breaking Capacity
- Low Voltage Circuit Breakers
- Operation
- Electric Type
- Model NO.
- LDAFD
- Speed
- High-Speed Circuit Breaker
- Poles Number
- 1-3
- Type
- Arc Fault Circuit Breaker
- Function
- Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), Detection of Current Voltage and Arc
- Operating Voltage
- 220V
- Working Environment
- -40~85 ℃, Humidity Less Than 90%
- Installation Method
- 35mm DIN Rail
- Features
- 485 Communication, Modbus-RTU ,
- Display
- LCD
- Transport Package
- Carton, Box, Wood
- Specification
- 100x36x67, 100x72x65, 90x126x74, 72x95x66
- Trademark
- LEIDUN, OEM, ODM
- Origin
- China
- Package Size
- 10.00cm * 10.00cm * 8.00cm
- Package Gross Weight
- 0.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention
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Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention -
Leidun Afdd Afci Arc Fault Circuit Breaker Arc Fault Protection Fire Prevention
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Product Description
An Arc Fault Circuit Breaker (AFCB), also known as an Arc Fault Detection Device (AFDD), is a specialized circuit breaker designed to identify and deactivate electrical arcs that pose a fire hazard. Unlike standard circuit breakers, which are triggered solely by overloads or short circuits, AFCB possess heightened sensitivity to detect arc faults.
Key information regarding AFCB includes the following:
Functionality:
AFCB operates by recognizing the distinct characteristics of an arc fault, which occurs when electrical current bypasses the intended load and arcs between conductors. Upon detection, the AFCB interrupts the electrical flow to prevent the potential ignition of a fire.
Regulatory Requirements:
AFCB is mandated in numerous new residential constructions and are increasingly being integrated into older homes. The specific requirements for AFCB installation are determined by the building codes applicable within the respective jurisdiction.
Troubleshooting a Tripping AFCB:
In instances where an AFCB frequently trips, it is advisable to disconnect appliances, switch off lights, and examine the wiring for any issues. Should the AFCB continue to trip despite these measures, it may indicate a malfunction or obsolescence, necessitating replacement.
Key information regarding AFCB includes the following:
Functionality:
AFCB operates by recognizing the distinct characteristics of an arc fault, which occurs when electrical current bypasses the intended load and arcs between conductors. Upon detection, the AFCB interrupts the electrical flow to prevent the potential ignition of a fire.
Regulatory Requirements:
AFCB is mandated in numerous new residential constructions and are increasingly being integrated into older homes. The specific requirements for AFCB installation are determined by the building codes applicable within the respective jurisdiction.
Troubleshooting a Tripping AFCB:
In instances where an AFCB frequently trips, it is advisable to disconnect appliances, switch off lights, and examine the wiring for any issues. Should the AFCB continue to trip despite these measures, it may indicate a malfunction or obsolescence, necessitating replacement.
| Item | Specification |
| Model | LD-AFDD |
| Operating Power Supply | AC 230V |
| Rated Frequency | 50Hz |
| Monitoring Alarm | Alarms for fault arcs with loads below AC 63A |
| Rated Voltage | AC 230V |
| Rated Current | AC 63A and below |
| Dimensions | 1P :36*104*75 2P:54*104*75 3P+N :72*104*75 4P:90*104*75 |
| Mounting Method | 35mm DIN rail mounting |
| RUN Indicator | Blinks during normal operation |
| Rated Short-Circuit Breaking Capacity | icn (KA): 4.5 |
| Protection Class | I P20 |
| Wiring Capacity | 1~25 mm2 |
| Tripping Characteristics | C,D |
| Electrostatic Discharge Immunity | Air Discharge > 8; Contact Discharge > 6 |
| Electrical Fast Transient/Burst Immunity | 4 KA |
| Surge Impact Immunity | 4 KA |
| Operating Ambient Temperature | -23~+ 55ºC |
| Resistance to Damp Heat | Class 2 |
| Pollution Degree | 2 |
| Installation Type | M Class |
| Altitude | 2000m |
| Installation Environment | Locations with no significant vibration and shock |
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI2432494". Items marked "
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Company Profile
LEIDUN is an electrical enterprise integrating R&D, production, and trade, and our products are mainly photovoltaic components, High and low voltage electrical appliances and power distribution boxes.
OUR company is headquartered in Jiangsu Province, and our branch is in Zhejiang Province. Both places are coastal areas of China with developed economies and more standardized industries, which make our products competitive.
ALL kinds of products manufactured by LEIDUN have achieved significant advancements in both design and technical performance. They are primarily utilized in various sectors, such as the State Grid, PV systems, railway traffic, fire protection, construction engineering, hospitals, and other fields. Market sales data confirm that our products effectively meet customer needs and project requirements, earning approval and positive feedback from clients.
We have successfully obtained the "CCC" certificate and "CQC" certifications, along with three system certifications and numerous honorary awards. Since our establishment, we have been dedicated to manufacturing new energy photovoltaic products and operating in the high and low voltage electrical fields. Our enterprise development philosophy is centered on "specialization, excellence, and growth", and our service concept is "perseverance. " We aim to focus on global markets, strive for national brand recognition, and provide outstanding solutions for "carbon-neutral" and intelligent green electricity.
About Our Factory & Business Background
- Address
- Xiamen Village, Liushi Town, Yueqing City, Wenzhou, Zhejiang, China
- Nearest Port
- Ningbo, Shanghai
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2023-06-09
- Main Markets
- North America, Africa, Mid East
FAQ
- What is the primary function of the Arc Fault Circuit Breaker?
- It identifies and deactivates electrical arcs that pose fire hazards, offering protection beyond standard overload or short circuit breakers.
- What are the protection features included?
- It includes circuit-breaker failure protection, overcurrent protection, overvoltage protection (OVP), and detection of current, voltage, and arcs.
- How is the device installed?
- It is designed for 35mm DIN rail mounting, making installation easy and compatible with standard electrical panels.
- What communication protocols are supported?
- The device supports 485 Communication and Modbus-RTU protocol, allowing for remote monitoring and data exchange.
- What is the rated short-circuit breaking capacity?
- The rated short-circuit breaking capacity (icn) is 4.5 kA, ensuring reliable performance during fault conditions.
- What are the operating voltage and current ratings?
- It operates on AC 230V with a rated frequency of 50Hz and supports rated currents of AC 63A and below.
- What should be done if the AFCB frequently trips?
- Disconnect appliances, switch off lights, and examine wiring. If it continues to trip, it may indicate a malfunction requiring replacement.
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