Products

Impulse voltage test system

AC Series Resonance PD Free Test System is mainly used in power industry, power transformer, HV PT, HV switchgear, ect. The test item includes AC voltage test, PD test, and cable long duration test.

  • 产品描述
  • 左上角内容
  • Working condition

    • Maximum altitude:1000m • Operation temperature for HV component:10˚C ~ +45˚C
    • Temperature range of electronic components operation:10˚C ~ +45˚C • Transport & storage temperature:20˚C ~ +60˚C
    • Grounding resistance:<0.3Ω  • Altitude 100 m increase voltage rate lowered:1%
    • HV component relative humidity (non-condensing):≤ 85 % • Temperature range of electronic components operation:≤ 85 %
    • Anti-seismic:8 grade • Peration environment:No dust

    System main technical parameter

    • Rated voltage:±100kV~6000kV(and above) • Rated energy:2.5kJ~1200kJ • Stage capacitance:±100kV,±200kV
    • Standard lighting Wave:1.2/50µS Efficiency 85 ~ 90% (1.2±30%/50±20%µS ) • Switch wave: 250/2500µS Efficiency 65~70% (250±20%/2500±60%µS)  

    Complete system components

    • IVG - series impulse voltage generator:1pc   • LGR - series DC charging device:1pc • IGCS - series intelligent control system:1pc
    • CR - series low damping capacitive divider:1pc • IVMS - series digital measure and analysis system:1pc • MCG -series multiple sphere gap chopping device:1pc

    CJD △ -2400 Impulse voltage generator

    Rated voltage: ±2400kV
    Rated energy: 240kJ
    Rated impulse capacitance: 83.33nF
    Rated charging voltage: ±100kV
    Stages: 24 Stages
    Stage energy: 10.0kJ
    Stage capacitance: 2.0μF/100kV
    Waveform  
    Standard lighting wave: 1.2/50µS Efficiency: 85 ~ 90% (1.2±30%/50±20%µS)
    Switching wave: 250/2500µS Efficiency: 65 ~ 70% (250±20%/2500±60%µS)
    Chopping: 2 ~ 6µS adjustable
    Impulse voltage generator outline dimension, weight  
    Outline dimension: 2240mm(W)×2240mm(L)×9980mm(H)
    Weight: Approx. 8500kg

    CJDH-6000 Impulse voltage generator

    Rated voltage: ±6000kV
    Rated energy: 1200kJ
    Rated impulse capacitance: 66.66nF
    Rated charging voltage: ±200kV
    Stages: 30 Stages
    Stage energy: 40.0kJ
    Stage capacitance: 2.0μF/100kV
    Waveform  
    Standard lighting wave: 1.2/50µS Efficiency: 85 ~ 90% (1.2±30%/50±20%μS)
    Switching wave: 250/2500µS Efficiency: 65 ~ 70% (250±20%/2500±60%μS)
    Chopping: 2 ~ 6µS adjustable

    Intelligent control system IGCS series

    The automatic control part of impulse voltage generator program adopts NI control or PLC host. The system has a variety of isolation protection measures, such as photoelectric isolation, phase sequence protection, automatic grounding, overvoltage and overcurrent protection, etc., to truly realize the equipment running in a safe anti-interference environment, and effectively improve the reliability and safety of the program control system. At the same time, constant current charging technology and high speed, high resolution and high precision conversion module are adopted in the process of analog digital processing to improve the precision and response of program control.

    Digital measure and analysis system IVMS series

    The automatic analysis and measurement part of the system is used to measure the high-voltage lightning pulse signal,
    It first digitizes the input high-voltage pulse signal,
    and then stores, displays and analyzes the waveform. The waveform data can be archived and printed out.
    The automatic analysis and measurement part uses a high-precision digital oscilloscope to,
    Automatically analyze and collect the waveform's peak voltage Vp, wave head time Tf, wave tail time Tt, chopping time T, zero 
    crossing coefficient K, etc,
    and has the functions of saving and reproducing the waveform, report preparation and printing.
    The automatic analysis software meets IEC standards, IEEE standards and software evaluation standards, 
    Automatically analyzes waveform parameters, including wave front time Tf, wave tail time Tt, peak voltage and current Vp/Ip, chopping time Td, zero crossing coefficient K, indicating damage current Ip, etc,
    and can store and reproduce waveform, and the waveform data can be archived. And can print out graphics and test reports.

    Low damping capacitive divider CR series

    Structure

    Low damping capacitive divider is composed of multi section pulse capacitors series connected. Each capacitor flange has short-circuit interface trough, easy for short connecting with HV arm capacitor, thus changing dividing ratio. The resistor adopts multi-section scattered type, and capacitor is non inductance structure. The low voltage arm is composed of non-inductance capacitors parallel connected.

    Technical parameter

    Rated voltage: ±1000kV ~ 6000kV( and above )
    Rated capacity: 100~1000pF
    Scale factor instability: Kε≤±1%
    Overshoot: β≤20%
    Partial response time: Tα≤100nS
    Type: Low resistance capacitive divider
    Standards: There are damping resistor in capacitor of divider
    LV arm is single cage non-inductance structure
    With wheel at base, movable

    Multi-stage gap chopping device

    Structure

    The multiple-stage gap chopping device is composed of three HV pulse capacitors through series connection. The whole device is non-inductance low voltage arm type, With control desk, the sphere gap can be remotely regulated. The delay triggering function is more stable and reliable. Which is useful for transformer chopping test.

    Technical parameter

    Nominal voltage: ±400 ~ 4000kV
    Chopping capacitor: 500 ~ 600 pF
    Chopping time: 2 ~ 6μS
    Chopping time deviation: ≤ 0.1μS
    Trigger type: Three gap sphere discharge triggering
    Delay type: Electronic delay with regulatable circuit

Impulse voltage test system

Impulse voltage test system is applied to power transformer, HV mutual inductor, HV switch, power cable, ect. By doing impulse voltage to HV power product, standard lightening impulse, switch impulse can be generated. It is necessary equipment for testing HV power product.

产品系列: CABLE SYSTEM PRODUCTS

  • 产品描述
  • 左上角内容
  • Working condition

    • Maximum altitude:1000m • Operation temperature for HV component:10˚C ~ +45˚C
    • Temperature range of electronic components operation:10˚C ~ +45˚C • Transport & storage temperature:20˚C ~ +60˚C
    • Grounding resistance:<0.3Ω  • Altitude 100 m increase voltage rate lowered:1%
    • HV component relative humidity (non-condensing):≤ 85 % • Temperature range of electronic components operation:≤ 85 %
    • Anti-seismic:8 grade • Peration environment:No dust

    System main technical parameter

    • Rated voltage:±100kV~6000kV(and above) • Rated energy:2.5kJ~1200kJ • Stage capacitance:±100kV,±200kV
    • Standard lighting Wave:1.2/50µS Efficiency 85 ~ 90% (1.2±30%/50±20%µS ) • Switch wave: 250/2500µS Efficiency 65~70% (250±20%/2500±60%µS)  

    Complete system components

    • IVG - series impulse voltage generator:1pc   • LGR - series DC charging device:1pc • IGCS - series intelligent control system:1pc
    • CR - series low damping capacitive divider:1pc • IVMS - series digital measure and analysis system:1pc • MCG -series multiple sphere gap chopping device:1pc

    CJD △ -2400 Impulse voltage generator

    Rated voltage: ±2400kV
    Rated energy: 240kJ
    Rated impulse capacitance: 83.33nF
    Rated charging voltage: ±100kV
    Stages: 24 Stages
    Stage energy: 10.0kJ
    Stage capacitance: 2.0μF/100kV
    Waveform  
    Standard lighting wave: 1.2/50µS Efficiency: 85 ~ 90% (1.2±30%/50±20%µS)
    Switching wave: 250/2500µS Efficiency: 65 ~ 70% (250±20%/2500±60%µS)
    Chopping: 2 ~ 6µS adjustable
    Impulse voltage generator outline dimension, weight  
    Outline dimension: 2240mm(W)×2240mm(L)×9980mm(H)
    Weight: Approx. 8500kg

    CJDH-6000 Impulse voltage generator

    Rated voltage: ±6000kV
    Rated energy: 1200kJ
    Rated impulse capacitance: 66.66nF
    Rated charging voltage: ±200kV
    Stages: 30 Stages
    Stage energy: 40.0kJ
    Stage capacitance: 2.0μF/100kV
    Waveform  
    Standard lighting wave: 1.2/50µS Efficiency: 85 ~ 90% (1.2±30%/50±20%μS)
    Switching wave: 250/2500µS Efficiency: 65 ~ 70% (250±20%/2500±60%μS)
    Chopping: 2 ~ 6µS adjustable

    Intelligent control system IGCS series

    The automatic control part of impulse voltage generator program adopts NI control or PLC host. The system has a variety of isolation protection measures, such as photoelectric isolation, phase sequence protection, automatic grounding, overvoltage and overcurrent protection, etc., to truly realize the equipment running in a safe anti-interference environment, and effectively improve the reliability and safety of the program control system. At the same time, constant current charging technology and high speed, high resolution and high precision conversion module are adopted in the process of analog digital processing to improve the precision and response of program control.

    Digital measure and analysis system IVMS series

    The automatic analysis and measurement part of the system is used to measure the high-voltage lightning pulse signal,
    It first digitizes the input high-voltage pulse signal,
    and then stores, displays and analyzes the waveform. The waveform data can be archived and printed out.
    The automatic analysis and measurement part uses a high-precision digital oscilloscope to,
    Automatically analyze and collect the waveform's peak voltage Vp, wave head time Tf, wave tail time Tt, chopping time T, zero 
    crossing coefficient K, etc,
    and has the functions of saving and reproducing the waveform, report preparation and printing.
    The automatic analysis software meets IEC standards, IEEE standards and software evaluation standards, 
    Automatically analyzes waveform parameters, including wave front time Tf, wave tail time Tt, peak voltage and current Vp/Ip, chopping time Td, zero crossing coefficient K, indicating damage current Ip, etc,
    and can store and reproduce waveform, and the waveform data can be archived. And can print out graphics and test reports.

    Low damping capacitive divider CR series

    Structure

    Low damping capacitive divider is composed of multi section pulse capacitors series connected. Each capacitor flange has short-circuit interface trough, easy for short connecting with HV arm capacitor, thus changing dividing ratio. The resistor adopts multi-section scattered type, and capacitor is non inductance structure. The low voltage arm is composed of non-inductance capacitors parallel connected.

    Technical parameter

    Rated voltage: ±1000kV ~ 6000kV( and above )
    Rated capacity: 100~1000pF
    Scale factor instability: Kε≤±1%
    Overshoot: β≤20%
    Partial response time: Tα≤100nS
    Type: Low resistance capacitive divider
    Standards: There are damping resistor in capacitor of divider
    LV arm is single cage non-inductance structure
    With wheel at base, movable

    Multi-stage gap chopping device

    Structure

    The multiple-stage gap chopping device is composed of three HV pulse capacitors through series connection. The whole device is non-inductance low voltage arm type, With control desk, the sphere gap can be remotely regulated. The delay triggering function is more stable and reliable. Which is useful for transformer chopping test.

    Technical parameter

    Nominal voltage: ±400 ~ 4000kV
    Chopping capacitor: 500 ~ 600 pF
    Chopping time: 2 ~ 6μS
    Chopping time deviation: ≤ 0.1μS
    Trigger type: Three gap sphere discharge triggering
    Delay type: Electronic delay with regulatable circuit