JF-2002 Partial discharge detector

This tester is a portable multi-functional PD online detector, which is suitable for testing transformers, GIS, switch cabinet, power cables, lightning arrester and CT/PTs.

1. Tested product capacity: 6PF - 250μF.

2. See below table:

3. Oval Time Base:

Frequency: <50, 100, 150, 220, 400Hz 

Ellipse Rotation: each gear 30°, 360°rotation can be made

Display: Oval –extend– straight line.

High-frequency time base elliptical input voltage 10~250V, intake power < 1 VA, with over-load protection

4. Display 

124×10mm rectangle oscillometer, brilliant and focus adjustment button

5. Amplifier

1) 3dB low frequency band: 10KHZ, 20 KHZ, 40 KHZ (selectable),

2) 3dB High frequency band: 80 KHZ, 200 KHZ, 300 KHZ (selectable)

3) Regulation: coarse control- there are 6 gears for coarse tuning, the gain of each gear is 20±1db, fine control ≥ 20 db

4) positive and negative pulse response asymmetry<1dB

6. Time Window:

Window width : Adjustable range 15° ~ 150°; 

Window position : Each window can be rotated 0°~ 170°; 

Two time windows can be opened separately or simultaneously. 

7. Discharge scale:

Linear pointer type headers: 0-100 error±5% (full scale)

Logarithm pointer type headers: 0-10-100 error ±5% (full scale)

Digital meter: 3 ½ LED display figures: 0-100 error ± 3% (full scale)

8. Testing voltage meter 

Range : 100kV ( can expand ) 

Display : 3 ½ digit voltmeter indication 

Accuracy: ±3% 

9. Zero Mark function

10. Dimension: 530×550×220mm, Weight about 22 KG

Correcting impulse generator parameters: 

1. Output electric charge :5pC、10pC、20pC、50Pc

2. Polarity: Positive or negative , Alternative 

3. Repetition frequency: 1.2kHz

4. Frequency varying range: >±100Hz

5. Impulse setting edge time：<60nS

6. Impulse drop edge time: >100uS

7. Injection capacitance：10pF 

8. Correcting charge error: Eq≤±10％

9. Dimension: 160×125×50mm³

10. Weight: 0.5kg

11. Battery: 6F22 9V