Profile:
The KDZD automatic dielectric loss tester adopts frequency conversion technology to ensure accurate measurement under strong electric field interference. The instrument adopts menu operation and the microcomputer automatically completes the measurement.
This instrument is also suitable for measuring the TG δ and capacitance of high-voltage electrical equipment in workshops, laboratories, and research institutions; The loss testing of insulating oil has the advantages of convenience, simplicity, and accuracy.
This instrument can be used to measure high-voltage electrical equipment that is not grounded or directly grounded using forward and reverse wiring methods. It can also measure the tg δ of capacitive voltage transformers and the capacitance of main capacitors C1 and C2.
The instrument is equipped with a high-voltage boosting transformer and has taken safety protection measures such as zero crossing closing and lightning protection. During the experiment, different levels of high voltage ranging from 0.5KV to 10kV were output, with simple and safe operation.
Parameter:
1. High voltage output: 0.5-10kV, with an increase of 500V for each level, for a total of twenty levels, capacity: 1500VA
2. Accuracy: tg δ: ± (reading * 1.5%+0.04%) Cx: ± (reading * 1.5%+5PF)
3. Resolution: tg δ: 0.01% Cx: 1pF
4. Measurement range: 0.1%<tg δ<100%; 3PF<Cx<60000PF; Cx ≤ 30000PF at 10KV; Cx ≤ 60000PF at 5KV
5. Equipped with CVT ratio measurement function, it can measure CVT ratio, polarity, and phase errors.
6. CVT ratio measurement accuracy: ± reading × 1% ratio measurement range: 10~99999
Phase measurement accuracy: ± 0.1 ° Phase measurement range: 0-359.9 °
Measurement method: a. Single frequency: 45Hz, 50Hz, 55Hz, 60Hz, 65Hz
b. Abnormal frequency: 45/55Hz, 55/65Hz, 47.5/52.5Hz automatic dual frequency conversion
7. Harmonic adaptation: ≤ 3%
8. Usage conditions: -15 ℃ -50 ℃ Relative humidity ＜ 80%
9. Dimensions: 460 (L) × 345 (W) × 350 (H)
10. Weight: 35 kg
