Partial Discharge Testing Detector Testing instrument

Partial Discharge Testing Detector Testing instrument

  1.  Requested Service Condition:
  2. Ambient temperature: 0~20℃±2℃
  3. Relative humidity: ≤80%
  4. Power supply: 220V±22V,50HZ
  5. Should not be subject to severe vibration and mechanical shock
  6. The air should not contain enough dust and impurities to erode device. 
  7. Should not be subject from strong electromagnetic interference.
  8. Good ventilation
  9. Grounding requirements: Ground resistance <1Ω

 

  1.  Capacity range of testing sample: 6PF--250μF

 

  1.  The sensitivity can be detected (please check below Table 1)

 

Input unit serial no.

Adjustment capacity

Unit

Sensitivity (micro-micro coulomb

(asymmetric circuit)

1

6-25-100

Micro micro farad

 

2

25-100-400

Micro micro farad

 

3

100-400-1500

Micro micro farad

 

4

400-1500-6000

Micro micro farad

 

5

1500-6000-25000

Micro micro farad

 

6

 

micro farad

 

7

 

micro farad

 

8

 

micro farad

1

9

 

micro farad

 

10

 

micro farad

 

11

 

micro farad

5

12

25-60-250

micro farad

10

7R

Resistance

 

 

  1.  Magnifier Band

 

  1. 10KHZ , 20KHZ, or 40KHZ, it’s up for you to choice.
  2. 80KHZ, 200KHZ, or 300KHZ, it’s up for you to choice.

 

  1.  Magnifier adjustment:

 

There are six position for coarse adjustment, the gain between gears is 20±1db; Fine adjustment range >20db.

 

  1.  Time window:

 

  1. °~150°
  2. 0°~170°
  3. These 2 time windows can be used at the same time or separately to be used.

 

  1.  Electricity discharge meter

 

  • It is a digit head of form.
  • 0 – 100.0 can be shown by  3½LED digit.
  • The Error<±5% (counted as full graduation)

 

  1.  Ellipse time base

 

  • Frequency is 50HZ, the frequency can be choused arbitrarily.
  • The color of oval display is blue.
  • The rotation of oval: each 30° as one gear position, it can rotates 180°.
  • Showing mode: ellipse -- straight line
  • The base oval can be adjusted to normal size at high frequency when input voltage (13∽275V), its ingestion power <1V.

 

  1.  Testing voltage meter

 

  • Measurement range: 100KV (extensible)
  • Showing: 3½ digital voltage meter indication
  • Accuracy: better than ±5% (counted as full graduation)

CNME’s business activities cover Transformer routine Test, including Digital Partial Discharge Detector, DC Resistance Tester Test Instrument, Transformer testing Bench and we also supply national and international engineering, turn-key services, foreign trade, equipment supervision and so on.




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