Product Description
450kV 20kJ High Voltage Impulse Voltage Test System for Lighting Test
Impulse Voltage Test System is used for the full-wave and cut wave tests of standard lightning impulse voltages for power transformers reactors lightning rods switches bushings insulators and other test products with voltage classes of 35kV and below.
Product Characteristics
Rated parameter value
Rated nominal voltage ±450kV
Rated voltage ±150kV
Rated energy 20kJ
Total impulse capacitance 0.20F
The total series 3 series
Rated power capacity
The following waveforms can be generated when the load capacitance is 300~5000PF
2±30%/50 ±20%s Lightning impulse voltage full waveï¼?The efficiency of voltage 92%(no-load )
standard impulse voltage cut wave 2~6 The efficiency of voltage 92% (no-load)
The impulsevoltage waveform parameters all meet the requirements of IEC and GB311-97 national standards
Class voltage within 10% ~ 100% rated voltage range positive and negative synchronous range is not less than 20%.
Ignition range 10%ï½?100%
Synchronous discharge rate out of control 2%
Minimum output voltage 10un
Charging voltage instability ±1.0%
Service duration: > over 70% UN rated voltage can operate continuously every 90 seconds. Under the rated voltage of < 70% UN charging and discharging once every 45 seconds can run continuously.
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