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NRJF-3000 Digital Partial Discharge Detector

NRJF-3000 Digital partial discharge detector is a new generation of high-performance digital PD measurement and analysis instrument realized by a new technology, which is an alternative to the traditional analog PD instrument. Its unique anti-jamming technology allows you to make accurate measurements in high interference environments; User-friendly interface and high-speed sample refresh rate with visual effects of an analog PD instrument; A variety of waveform analysis and recording methods are provided to make it easy to judge the nature of the discharge; Automatic recording and processing of various test data, can quickly generate a test report with a good picture; Adopting dual-channel embedded system and TFT touch screen, the system is stable and reliable, and the failure rate is low; The system integrates computer technology, analog electronic technology, high-speed signal acquisition technology and advanced digital signal processing and graphic display technology to complete the automatic measurement and analysis of partial discharge.

Note: If any query, including purchase, technical assistance and other questions, welcome to send email: whnanrui@126.com

Online Inquiry
  • Hotline: 086-27-87507966
  • QQ:2318207595
  • Technical Hotline: 086-27-87179600
  • Fax: 086-27-87507966
  • After Service: 086-27-87179600
  • Email: whnanrui@126.com
  • Product Introduction

  • Technical Parameters

  • After Service

NRJF-3000 Digital partial discharge detector is a new generation of high-performance digital PD measurement and analysis instrument realized by a new technology which is an alternative to the traditional analog PD instrument. Its unique anti-jamming technology allows you to make accurate measurements in high interference environments; User-friendly interface and high-speed sample refresh rate with visual effects of an analog PD instrument; A variety of waveform analysis and recording methods are provided to make it easy to judge the nature of the discharge; Automatic recording and processing of various test data can quickly generate a test report with a good picture; Adopting dual-channel embedded system and TFT touch screen the system is stable and reliable and the failure rate is low; The system integrates computer technology analog electronic technology high-speed signal acquisition technology and advanced digital signal processing and graphic display technology to complete the automatic measurement and analysis of partial discharge.
The scope detection method test circuit and technical performance of the instrument are in full compliance with the requirement of the international standard IEC270 national standard GB7354-2003 "Partial Discharge Measurements" and DL 417-91 standard "Power Equipment Partial Discharge Field Measurement Guidelines".


Product functions
● This instrument adopts WINDOWS series operation platform which can freely select elliptical linear and sinusoidal display two-dimensional and three-dimensional graphic analysis methods spectrum window and QVF three-dimensional characteristic window and can statically measure observe and analyze the partial discharge pulse of the one-wave test voltage.
● It can perform digital window opening operation open window at any phase single window double window optional and 360° rotation of ellipse to avoid the influence of interference on measurement.
● Multi-channel measurement and digital differential technology can flexibly form a pulse polarity identification or balance measurement loop to effectively suppress interference pulse signals.
● Advanced spectrum analysis processing can effectively reduce background interference.
● Multiple input channels can be used to measure the six partial discharge signals (expandable) of the test sample at one time which can easily analyze the source of the PD signal.
● Band selection gain conversion spectrum analysis and 2D and 3D graphic display are conveniently performed on the operating platform. In addition the system can print or save a single graphic and save the continuous time graphic data for analysis.