Worksite TEV Partial Discharge Tester , IP54 Partial Discharge Ultrasonic Detector
Product Summary
Multi-functional Portable Partial Discharge (PD) Tester Technical Parameters TEV Sensor Capacitive Measuring range 0-60dBmV Resolution 1dB Accuracy +/-1dB The number of pulses per cycle maximum 655 Minimum pulse frequency 10Hz Ultrasonic Measuring range -7 to 68 dB μV Resolution 1dB Accuracy +/-1dB ...
Product Custom Attributes
Worksite IP54 TEV Partial Discharge Tester
,IP54 Switchgear TEV Partial Discharge Tester
,IP54 Partial Discharge Ultrasonic Detector
Basic Properties
Trading Properties
Product Description
Multi-functional Portable Partial Discharge (PD) Tester
Technical Parameters
| TEV | |
| Sensor | Capacitive |
| Measuring range | 0-60dBmV |
| Resolution | 1dB |
| Accuracy | +/-1dB |
| The number of pulses per cycle | maximum 655 |
| Minimum pulse frequency | 10Hz |
| Ultrasonic | |
| Measuring range | -7 to 68 dB μV |
| Resolution | 1dB |
| Accuracy | +/-1dB |
| The sensor sensitivity | -65dB (0dB = 1volt/ bar RMS SPL) |
| Sensor center frequency | 40 kHz |
| Sensor diameter | 16mm |
| Heterodyne frequency | 38.4kHz |
Features
1) Can detect and measure PD activities as numerical value in both ultrasonic and TEV mode
2) Can test different assets such as switch gear, RMU, overhead transmission line and etc.
3) Friendly-useful and backlit LCD display, key-press operation.
4) With self-test function, easy to know the performance status of the unit.
5) Test data can be saved in the unit and also can be upload to PC
6) With chargeable battery for power supply
7) Protection: IP54
8) Size: 203mm x 72mm x 36mm
9) Weight: 0.3KG
10) Power supply: 3.7V 3.8Ah lithium battery, chargeable
11) Continuous working time: about 6 hours after one time charging
Main Accessories & Specs
1. Parabolic Ultrasonic Focusing Sensor
(Optional for overhead assets include transmission line test)
Measurement of gain: 16dB (compared with the internal sensor, from the target 2.5 meters)
Sensor center frequency: 40 kHz
Sensor diameter: 16mm
Laser power: 5 mW, IIIR
Laser spot size: 6mm, 5m in the distance
The parabolic reflector outer diameter: 275mm
The standard parabolic reflector diameter: 250mm
Weight: 0.6 kg
2. Flexible sensor (AA)
Option for probe tight spaces (switchgear overhead cable)
Overhead cable:40kHz
sensivity:≤40dB(V/uPa)
3. Function checker
Used for verifying the working status of PD detector before measuring switchgear, transmission line and
other electrical equipments, etc
4. Battery charger
Rated voltage: 90 264V - AC
Frequency: 47 - 63Hz
Charging voltage: 6V DC
Charging current: 500 mA
Required to fully charge time: 8 hours
5. Test cable & Communication cables and other necessary accessory
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