Views: 0 Author: Site Editor Publish Time: 2025-02-28 Origin: Site
The LY-EKL4 Panel Type Ground Short Circuit Fault Indicator is designed to detect and monitor fault conditions in high-voltage power distribution systems. It utilizes a ground current sensor to detect grounding faults and a short-circuit current sensor to identify short-circuit faults in cables. This device offers real-time fault indication and automatic reset, significantly improving the efficiency of fault diagnosis and reducing system downtime. With adjustable alarm settings, the LY-EKL4 ensures accurate, quick fault detection, enhancing operational safety in various types of ring network switch cabinets and electrical distribution systems.
2. Product Advantages
Real-Time Fault Detection
1. The LY-EKL4 Fault Indicator uses advanced ground current and phase current sensors to provide instant fault detection. When grounding current exceeds the set threshold, or if a short-circuit current occurs, the system immediately alerts the user. This prevents equipment damage and reduces repair times.
Automatic Reset Function
1. If an alarm is not manually reset within 12 hours, the system automatically resets itself. This feature minimizes manual intervention and ensures continuous protection, making it ideal for environments requiring minimal supervision.
Flexible Alarm Settings
1. The ground fault and short-circuit thresholds are adjustable based on user requirements. This allows the device to be customized to different operating conditions, ensuring optimal protection for a wide range of applications.
Efficient Self-Test Capability
1. The device features a built-in self-test function activated via the reset/test button. This allows users to quickly verify the health of the indicator and ensure its readiness for fault detection.
User-Friendly Display
1. The LY-EKL4 provides clear visual indication of fault locations via a series of LED indicators. The grounding LED indicates grounding faults, while the short-circuit LEDs display which phase is affected. This allows operators to quickly identify and resolve issues.
Parameter | Specification |
Voltage Range | 6KV–35KV |
Maximum Short-Circuit Current | 20KA for 3 seconds |
Applicable Wire Current | ≤1000A |
Wire Diameter | 25mm² to 400mm² |
Action Response Time | 0.06s ≤ T ≤ 3s |
Standby Current | ≤5μA |
Ambient Temperature | -10°C to +55°C |
Action Times | >4000 times |
Ground Fault Start Value | 20A/50A |
Short Circuit Fault Start Value | 150A–1500A (Optional, ±10%) |
Factory Setting | 800A/1000A (adjustable) |
Dimensions (Opening Size) | 91.5mm x 43.5mm |
System Composition | Host, 3 short-circuit sensors, 1 ground sensor, 4 optical fibers |
Ring Network Switch Cabinets
The LY-EKL4 is ideal for use in ring network switch cabinets, where it can continuously monitor for ground and short-circuit faults, providing instant alerts to ensure quick fault isolation and repair.
Power Distribution Systems
In power distribution networks, the indicator ensures the integrity of cables and transformers, identifying faults early to prevent extended downtime or damage to high-voltage equipment.
Industrial Electrical Equipment
Used in industrial facilities, the LY-EKL4 monitors all electrical systems in the facility, helping detect and address faults in real-time for improved safety and operational efficiency.
Utility Companies
For utilities managing high-voltage power lines and transformers, the LY-EKL4 offers an essential tool for fault detection and rapid restoration of service after faults.
