1.Detection frequency band:

UA: 40～200KHz

TEV: 3~100MHz

UHF: 300～2000MHz.

2.Measurement range: 

UA: -90～80dB

TEV: -80～10dBm

UHF: -80～10dBm.

3.Sensitivity: the minimum sensitivity is 10pC (specifically determined by the distance between the sensor and the discharge source).

4.Sensor:

a) Ultrasonic sensor: 20～200(kHz);

b) EV (Transient Earth Voltage) sensor: 5 ~ 100MHz;

c) UHF sensor: 300～2000(MHz), with directional reception characteristic.

5.Embedded ultrasonic sensor and TEV & UA integrated sensor: such components as transformer dedicated sensor, GIS dedicated sensor and cable dedicated sensor can be selected;

6.Software function:

a) Continuously detect UHF, TEV and ultrasonic signals to judge whether there is any partial discharge;

b) Display the variation tendency of the detected signal in a real-time manner to intuitionally judge the development of the partial discharge signal;

c) Field data storage function;

7.Instrument characteristics:

a) Screen display: high-contrast 3.5”TFT color screen.

b) Data storage: 1000 groups of test data can be stored.

c) Working power supply: embedded 8.4V lithium battery for 8h’s continuous operation.

d) Power supply: input 100-240VAC, output 8.4V/3A, charging time 3～4h.

e) Boundary dimension: 220 * 100 * 40.

f) Instrument weight: 1.5kg.

g) Environment temperature: -25℃～45℃.

h) Storage temperature: -35℃～60℃.

8.Complete configuration: host machine, sensor, AC adapter, connecting cable and transport case.