JLK-5000 Partial Discharge Online Monitoring System

Overview

JLK-5000 Partial Discharge Online Monitoring SystemThe GIS real-time online monitoring device for partial discharge in substations is mainly suitable for online monitoring and analysis of partial discharge in digital substations with voltage levels of 110kV and above, achieving digitalization of substation maintenance.

System Features

1. The UHF sensor designed based on the voltage of the production unit and various GIS structures has high sensitivity, up to 5PC.

2JLK-5000 Partial Discharge Online Monitoring SystemUsing wireless signal technology to design filtering function, the product has good stability.

3. The data analysis function of * determines the occurrence and development patterns of partial discharge phenomena during GIS operation, and provides corresponding basis for maintenance.

4. Software process monitoring, constantly upgrading and updating.

5. The system is equipped with overvoltage protection technology to prevent damage to the equipment.

6. Communication adopts RS485 or Ethernet port, which ensures stable and reliable communication.

Technical parameters of partial discharge device

Built in partial discharge sensor

1. Sensitivity: 5PC and below

2. Detection bandwidth: 0.3GH3~2GH2 (high frequency)

3. Sensor interface: N1 type

4. Connection impedance: 50 Ω

5. Communication: RS485 network port

6. Working power supply: AC220V, 50HZ/60HZ Host deviation range: -20%~15%

7. Installation size: customized according to different switch factory sizes

External partial discharge sensor

1. Sensitivity: 10PC

2. Detection bandwidth: 0.3GH3~3GH2

3. Sensor interface: N1 type

4. Connection impedance: 50Q

5. Installation method: External strong magnetic installation

6. Installation location: Outside the GIS insulation basin

7. Host working power supply: AC220V, 50HZ/60HZ

engineering case