HIVG 3000KV-75KJ Impulse Voltage Generator

Mode: HIVG 3000KV-75KJ

Related Standards: 
* IEC 60060-1-2010 High-voltage test techniques - Part 1: General definitions and test requirements
* IEC 60060-2-2010 High-voltage test techniques. Part 2: Measuring systems
* IEC 61083-1-2001 Instruments and software used for measurement in high-voltage impulse tests - Part 1: Requirements for instruments
* IEC 61083-2-1996 Digital recorders for measurements in high-voltage tests - Part 2: Evaluation of software
* ANSI/IEEE 4a-2001 Techniques of High-Voltage Testing
* ANSI/IEEE 376-1975 Measurement of Impulse Strength and Impulse Bandwidth
* ANSI/IEEE 1122-2007 Digit Recorders for Measurements in High-Voltage Impulse Tests
* ASTM D69-D2484 Electrical Insulation (Ⅰ)
* ASTM D2518-Latest Electrical Insulation (Ⅱ)

Technical Parameters: 
1) Rated Voltage: ±3000kV
2) Rated stage voltage: ±200kV
3) Rated charging voltage: ±100kV
4) Rated energy: 75kJ
5) Stages: 15stages
6) Generator overall capacitance  0.0166uF(pulse capacitor parameter: 100kV 0.5uF; 30units)
7) Stage energy: 5kJ
8) Impulse voltage waveform parameter:
    Under the condition of Load capacitance:400~2000pF
9) Standard lightning impulse voltage full-wave
     T1=1.2S±30%, T2=50uS±20%, oscillation at peak value less than 5% of amplitude
10) Standard switching impulse voltage wave : 250±20%, 2500uS±60%
11) Composite insulator steep wave impulse; >1000kV/us steep wave, amplitude 600kV
12) This two impulse voltage waveform parameter and deviation meet the requirement of GB311 and GB16927.
13) Minimum output voltage >10%Un
14)Synchronous range: stage voltage is between 20%~100% of rated voltage.
      Positive and negative polarity synchronous range is less than 20%.
15) Synchronous discharge out of control rate <2%
16) Sparking range: 10%-100%Un
17) Charging voltage instability <±1.0%
18) Voltage utilization factor:
       When load less than 1000pF, lightning impulse voltage utilization factor >=90%, switching impulse voltage utilization factor >=85%,
       When load less than 3000pF, the lightning impulse voltage utilization factor >=85%, switching impulse voltage utilization factor >=75%
19) Working time:
       When voltage above than 2/3 rated voltage, the system can continuous working each 120s (charging and discharging).
       When the voltage is below 2/3 of rated voltage, the system can continuous working each 60s (charging and discharging).

Principle Diagram: