Purpose:
The impulse current generator is mainly used to test the ability of electrical equipment to withstand stable impulse currents. It is widely applied in impulse current tests on zinc oxide arrester valve plates, and can also be used for other research tests in meteorological lightning protection.
HYCJD Type Impulse Current Generator
Performance:The impulse current generator can produce standard impulse current waveforms of 4/10us, 8/20us, 10/350us, and 18/40us. The technical indicators of the waveforms comply with national standards and IEC standards. The product has passed ministerial appraisal, and its main technical performance is at the leading domestic level, reaching the advanced technology of similar international products.
Features:
1. Compact size, sturdy structure, and convenient wave adjustment;
2. High output current (4/10us waveform reaches 120kA);
3. This device uses a lower ball cylinder push trigger method, with good synchronization performance and reliable operation;
4. Each main capacitor bushing is connected in series with a high-energy non-inductive energy-absorbing resistor to ensure the safety of the main capacitor;
5. Adopts a constant current charging computer measurement and control integrated system, with high automation and strong anti-interference capability.
A. Main technical parameters of five types of impulse current waveform generators
a Rated voltage: ±60kV or 4-120kV
b 1/20us steep front impulse current amplitude 20kA±5%
c 4/10us impulse current amplitude 100kA±5%
d 8/20us lightning impulse current amplitude 40kA±5%
e 30/80us switching impulse current amplitude 2kA±5%
f 18/40us impulse current amplitude 20kA±5%
B. Main technical parameters of six types of impulse current waveform generators
a Rated voltage: ±60kV or ±120kV
b 2000us square wave impulse current amplitude 1.5kA±5%
c 1<20us steep front impulse current amplitude 20kA±5%
d 4/10us lightning impulse current amplitude 100kA±5%
e 30/80us switching impulse current amplitude 2kA±5%
f 18/40us impulse current amplitude 20kA±5%
g 18/40us impulse current amplitude 20kA±5%
