Winding Compoenent EST Tester TongHui TH9520A

Number of Channels: 8

Output Voltage 
AC 0.050 - 5.000kV，Step 0.001kV，Frequency 50Hz/60Hz ±0.1%，sinusoidal waveform
DC 0.050 - 6.000kV，Step 0.001kV
Accuracy ± (1% set value + 0.1% of full scale)
Adjustment Rate (1% output + 0.1% of full scale) rated power

Current Range 
AC: 0.001mA - 40.0mA
DC:  
0.1μA - 10.00mA
Accuracy ± (1% of reading + 0.5% of full scale), AC Real: ± (1% of reading + 5% of total current reading + 5 digits)

Output Power: 
AC: 200VA    
DC: 60VA

ARC AC:
1.0mA - 20.0mA，0.1mA Step
DC 1.0mA - 10.0mA，0.1mA Step

Output Voltage: 0.050 - 1.000kV , step 0.01kV                 Accuracy: ±(1% of set value + 0.1% of full scale )

Resistance Test Range: 0.100MΩ - 10.00GΩ Resolution: 0.1MΩ

Measurement Accuracy 
≥500V 
1.000MΩ – 1.000GΩ, ± (3% of reading + 5 digits)
1.000GΩ – 10.00GΩ, ± (7% of reading + 5 digits)
10.00GΩ – 99.99GΩ, ± (10% of reading + 5 digits)
< 500V 
0.100MΩ – 1.000GΩ， ± (7% of reading + 5 digits)
1.000GΩ – 99.99GΩ，for reference only, no accuracy requirements

Rise Time: OFF，0.1s – 999.9s，Step 0.1s

Test Time: 0.1s - 999.9s，Step 0.1s

Fall Time: OFF，0.1s – 999.9s，Step 0.1s

Waiting Time: OFF，0.1s – 999.9s，Step 0.1s

Output Pulse Voltage: 0.1kV - 3.000kV , 0.01kV step, ±5% setting value ±15V

Inductance Test Range: ≥10μH

Pulse Energy: up to 0.36 Joule

Waveform Sampling: Sampling rate: 12bit, Sampling speed: 200MHz, adjustable 8-level, Memory depth: 12k Byte, Sample average: 1 - 32

Number of Applied Pulses: up to 32

Test Signal: mΩ             1A，1Ω     0.5A，others ≤3V

Test Range: 0.01mΩ - 1.2MΩ

Resistance 
Range 0.01mΩ - 120.00mΩ / 0.1mΩ - 1200.0mΩ / 0.001Ω - 12.000Ω / 0.01Ω - 120.00kΩ / 0.1kΩ - 1200.0kΩ
Accuracy ± 0.5% of reading +0.04% of full scale / ± 0.3% of reading +0.03% of full scale / ± 0.2% of reading +0.03% of full scale / ± 0.1% of reading +0.03% of full scale / ± 0.2% + 0.03% of full scale)

Test Parameters: Ls，Lp，Rs，Rp，Q

Measurement Accuracy: 0.5%

Test Frequency: 100Hz,120Hz,1kHz, 10kHz, 100kHz

Test Signal Level: 1.0Vrms，10% accuracy