UHV-8003 Partial Discharge Detector

Product Introduction
Partial discharge detector manufactures can be widely used for partial discharge detection in power systems, including insulation state detection of high-voltage and other equipment. The discharge degree of electrical equipment can be measured by the following indicators.
This product can be widely used in partial discharge detection of power system, including high voltage switchgear, ring network cabinet, voltage / current transformer, transformer (including dry type transformer), GIS, overhead line, cable and other equipment insulation state detection, through the following indicators to measure the discharge degree of electrical equipment
Partial discharge intensity detection: by measuring the discharge signal in one power frequency cycle, the partial discharge intensity is characterized according to the maximum value (dB) in the discharge pulse sequence
Partial discharge frequency detection: by measuring the discharge signal in one power frequency cycle, the discharge pulse is extracted and the partial discharge frequency is characterized according to the number of discharge pulses.

Product application
Power generation and distribution enterprises
Rail system
Petrochemical power supply system
Aerospace testing field
Automated inspection field
Produktparameter
TEV-Messung
| Messbereich | 0dB-60 dB |
| Auflösung | 0,1 dB |
| Präzision | ±1dB |
| Maximaler Impuls pro Zyklus | 1400 |
| Messfrequenzband | 3~100MHz |
AE measurement
| Messbereich | 0dB~60dB |
| Auflösung | 0,1 dB |
| Frequency Range | ±1dB |
| Frequency Range | 20~200 kHz |
AA,AA1,AA2 measurement
| Messbereich | 0dB~60dB |
| Auflösung | 0,1 dB |
| Präzision | ±1dB |
| Mittenfrequenz des Sensors | 40kHz |
UHF measurement
| Erkennungshäufigkeit | 300-2000MHz |
| Messbereich | 0-60 dBV |
| Empfindlichkeit | <1dBm |
| Sensorfrequenzband | 300-2000MHz |
HFCT measurement
| Übertragungsimpedanz des Sensors | 5mV/mA |
| Erkennungshäufigkeit | 1~30MHz |
| Auflösung | 0,1 dB |
| Empfindlichkeit | ≤50pC |
Hardware
| Hülse | Abs |
| Screen | 4.3 inch RGB LCD screen, resolution 800*480 |
| Sampling accuracy | 12bit |
| Synchronization mode | Internal synchronization |
| Verbinder | USB-Schnittstelle (auch Ladegerät-Eingang) |
| 3.5mm stereo headphone jack | |
| Externe Sensoreingangsschnittstelle | |
| Earphone | 8 Ω minimum |
| SD card | Standard configuration 16G ~ 64G |
| Eingebaute Batterie | 3.7V/10000mAh lithium battery |
| Operating hours | Approxi. 12 hours |
| Ladegerät | DC 5V/3A |
| Betriebstemperatur | -20 ~ 50℃ |
| Feuchtigkeit | 20-85% relative humidity |
| Volume and weight | 210*100*35(mm) 0.4KG(host) |
1、Configure different sensors to realize the partial discharge detection of almost all high-voltage electrical equipment;
2、Provide a variety of discharge patterns such as time-domain waveform, PRPD, PRPS, etc., to realize the analysis of different discharge types;
3、Humanized man-machine interface facilitates data management of different devices;
4、Built-in ultrasonic sensor and transient ground voltage (hereinafter referredtoas TEV) sensor, which can be connected to special sensors such as transformers, GIS, overhead lines, cables, etc.;
5、The non-invasive detection method does not require power failure during the test process, and there is no need to configure an additional high-voltage source, whichismore convenient to use than the traditional pulsed partial discharge detector factory;
6、The test bandwidth range is 30kHz ~ 2.0GHz, which is suitable for the detectionprinciple of various frequency bands
FAQs:
Q:What is the UHV-8003 Handheld Ultrasonic Partial Discharge Detector?
A:The UHV-8003 is a portable partial discharge detection instrument designed to detect and analyze partial discharge signals from high-voltage electrical equipment. It can be used for equipment such as transformers, GIS, motors, cables, insulators, and overhead lines.
Q:What is partial discharge (PD)?
A:Partial discharge is a localized electrical discharge that occurs in part of an insulation system without completely bridging the insulation between conductors. Continuous or severe partial discharge may indicate insulation defects and can contribute to insulation deterioration.
Q:Can the UHV-8003 perform non-invasive testing? A:Yes. The product uses a non-invasive detection method and is designed to detect partial discharge without requiring an additional high-voltage test source. According to the manufacturer's product information, certain detection applications can be performed without shutting down the equipment.
Q:How is the UHV-8003 different from a traditional offline partial discharge test system? A:A traditional offline PD test system generally requires a dedicated high-voltage test source and is often used for controlled laboratory or commissioning tests. The UHV-8003 focuses on portable, non-invasive field detection. It can receive PD-related signals without requiring an additional high-voltage source, making it particularly useful for inspection and condition assessment applications. 



























