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System specification
Power supply: 380V±10%, 60HZ
Rated capacity: 30kVA
Output voltage: 100kV
Output current: 300mA
Short-circuit impedance: <18%
Operation time: 30mins@100% rated voltage and current.
Continuous working@ 2/3 rated voltage and current.
Wave form distortion rate: <3% when voltage regulator input voltage distortion rate <3%.
PD value: ≤5pC @ 100% rated voltage
Control unit
Power: AC380V±10%, 60Hz
Capacity: 30kVA
Output voltage: AC 0-430V
Rated output current: 75A
HV voltmeter range: 0-100kV
Timing range: 0-999s
Voltage and current accuracy: ≤1.5% (F.S)±2digits
Environment temperature: -20℃ to 50℃
PD-free Gas testing transformer (HV unit)
Rated capacity: 30kVA
Input voltage: 0-400V
Input current: AC 0-75A
Output voltage: AC 0-100kV
Output current: AC 300mA
Voltage accuracy: AC 1.5%
PC value on rated voltage: ≤5pc
Voltage distortion factor: <3%
Insulation dielectric: SF6 gas
Coupling capacitor
Rated frequency: 60Hz
Standard capacitance: 600pF±10%
Rated voltage: 100kV
Voltage ratio: 1000/1
Dielectric loss: <0.5%
Measurement accuracy: 1%
Permitted operation time: Same with testing transformer
PD value: ≤5pc on 100% of rated voltage, ≤3pc on 80% of rated voltage.
Protective resistor
Rated frequency: 60Hz
Rated voltage: 100kV
Resistance: 7kΩ
Rated current: 0.3A
Permitted operation time: Same with testing transformer
Isolation filter LBQ-30kVA
Rated capacity: 30kVA
Rated voltage: 400V
Rated current: 75A
Frequency: 60Hz
Attenuation: 40kHz-100kHz ≥40dB
100kHz-1.5Mhz ≥60dB
Permitted operation time: Same with testing transformer
With L-C filter loop circuit, and built-in filter compensation device.
