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USENS-G

USENS-G

UHF PARTIAL DISCHARGE SENSOR.

KEY FEATURES

Highly sensitive and accurate Partial Discharge sensor for measuring ultra-high frequency signals emitted by partial discharge activity inside Gas Insulated Switchgears (GIS). Monitoring partial discharge (PD) activity into the GIS (Gas Insulated Switchgear) is very important in determining the condition of the GIS and decide on condition-based maintenance.

All major power utilities and industrial customers are demanding for built-in PD sensors in their new GIS installations. Rugged Monitoring has developed the most advanced UHF PD sensor for GIS, capable of detecting smallest PD signals.
 

  • Continuous Online Partial Discharge Monitoring
  • Periodic Partial Discharge Testing and Measurements
  • High Voltage Testing during Commissioning
  • GIS PD Testing and Monitoring
  • MV Switchgear PD Testing and Monitoring
  • Circuit Breaker PD Testing and Monitoring

  • Higher sensitivity (-90dBm) ensure higher ROI of monitoring
  • Wide frequency response, compatible with all PDM systems
  • Easy installable, and High Dielectric strength, Safest Sensors
  • Shielded Sensor, Noise Immunity
  • Built-in overvoltage protection keeps the PDM electronics safer
  • IP65 protection and rugged design, suitable for outdoor installations
  • Leak proof sensors enables safety and 0% SF6 leakage
  • Customizable according to GIS design and customer requirements
Technical Specifications

UHF Frequency Response

Sensitivity
Average Eective Height over 500MHz – 1500MhHz
Min. Eective Height over 500Mhz – 1500Mhz
Withstand Voltage
Output
Connector Circuit Impedance
Pressure Testing
Vibration Testing
Ingress Protection (IP)
Ambient (Operating Temperature)
Storage Temperature
Operating Humidity
Dimensions
Weight
Install Position
Signal Cable

200 - 3000 MHz

up to -90 dBm
25mm+
16mm+
up to 1500 kV
N-Type connector; Customized option available
50 Ω
up to 10bar (with Helium Gas)
Suitable for HV - GIS and Transformer applications
IP-65
-60 ?C to +100 ?C
-60 ?C to +100 ?C
95% humidity at 50 ?C
Customized as per GIS design
app. 2.0 KG; Customized as per customer requirements
GIS Enclosure
Very low attenuation UHF (Coax) cable

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