Huazheng HZJF-9005 Multifunctional Partial Discharge Analyzer

1. Non-contact Ultrasonic Sensor (AA):

Central frequency of the sensor: 40KHz ± 1KHz

Measurement range: -7~68dBuV

Resolution: 0.1dB

Linearity error: <±20%

Sensor form: Bendable form/Focusing form

2. Contact Ultrasonic Sensor (AE):

Detection frequency band: 20KHz~80KHz (SF6 gas-insulated power equipment)

80KHz~200KHz (Oil-filled power equipment)

Dynamic measurement range: 60dB

Resolution: 0.1dB

Linearity error: <±20%

3. Transient Earth Voltage Sensor (TEV)

Detection frequency band: 3MHz~100MHz

Measurement range: 0~60dBmV

Resolution: 0.1dB

Linearity error: <±20%

4. Ultra-High Frequency Sensor (UHF):

Detection frequency band: 300MHz~1500MHz

Measurement range: -70dBm to -10dBm

Effective sensor height: ≥10mm

Resolution: 0.1dBm

5. High-Frequency Sensor (HF):

Detection frequency band: 0.3MHz~30MHz

Measurement range: 0~70dB

Gain: -30~20dB

Resolution: 0.1dB

Transmission impedance: ≥10mV/mA

Input impedance: 50Ω

6. Machine Parameters

Operating environment: Temperature -20℃～50℃, humidity 0～85%

Display screen: High-definition color 5.6-inch TFT LCD display,

Resolution 480*640

Mainframe size: 230x170x48mm

Mainframe weight: 1.35Kg

Battery life: About 6 hours