Lightning Impulse Voltage Generator Test Sets

• Customization: Available
• After-sales Service: Life Time Maintenance
• Warranty: Life Time Maintenance
• Model NO.: DWCJ-300KV/15KJ
• Mass Scope of Workpiece: 900kg
• Type: Universal Testing Machine
• Maxcapacity: 110
• Accuracy Grade: 1
• Load Way: Electronic Load
• Loading Method: Static Load
• Display: Digital
• Control: Computer Control
• Weight: 100-500Kg
• Power Source: AC220V
• Oil Cylinder Position: Under
• Transport Package: Wooden Case
• Specification: 1200mm*800mm
• Trademark: GOLDSOL
• Origin: Wuahn China
• HS Code: 903033200
• Production Capacity: 10 Units/Month
• Package Size: 120.00cm * 90.00cm * 170.00cm
• Package Gross Weight: 600.000kg

Product Description

Application
This lightning impulse voltage generator test system device is mainly suitable for testing Insulators,transformers, switches,Arresters and bushes with voltage levels ≤ 36kV for standard full lightning impulse voltage.


Woking condition:
1.Altitude≤2000m
2.Environment temperature: -15ºC~50ºC
3.Relative humidity≤90%
4.Installation place: indoor type, movable
5.Ground resistance<0.5Ω


Test equipment included in the test system(Model: DWCJ-300KV/15KJ)
300KV/15KJ Full wave impulse device, 300kV Chopping device, 300KV Capacitive voltage divider, 100KV/50mA Rectifier Transformer, Measurement&control system(including Lighting impulse voltage Test Bench, TDS3012C Oscilloscope, IPM-24 Peak volmeter, 1 set Attenuator , printer, control&measurement software, etc.)

1. Impulse voltage generator (300kV/15kJ)

   1)Main technical parameters

   2)Nominal lightning impulse voltage: 300kV

   3)Nominal capacity (energy): 15kJ

   4)Number of stages/ Capacity per stage: 3 /5kJ

   5)Rated capacitance: 1.0μF 

   6)Voltage per stage: ± 100kV

   7)Output waveform:

   8)1.2±30%/50±20%μ S standard lightning impulse voltage full wave, oscillation amplitude at peak value≤5%

   9)Min. output voltage≤10 %Un

   10)Generator efficiency≥ 90%;

    11)Triggering range: ≥ 20%
    12)Working Duration:

    13)continuous operation >70%Un, charge&discharge every 90s

    14)continuous operation <70%Un, charge&discharge every 60s

    15)Instability of output peak voltage≤1.0 %, the lowest output ≤10% of the nominal voltage of the device.

    16)Malfunction rate while synchronous discharge<2 %

    17)Ignition range: 10%~100%

    18)Chopping device can produce cut-off lightning wave with a cut-off time of 2 ~ 6 μ s, and the dispersion of the cut-off wave is less than 100ns.

    19)Base: 2.5m × 1.7m, caster moving.

    20)Height: About 1.5m. Weight: about 650kg
 

2. Rectifier charging power supply

1. Model No.: LGR-100/50
2. Rated voltage:  Un = 100kV DC (Positive or negative polarity)
3. Rated current:  In = 50mA (Under rated voltage)
4. Voltage control: Controllable constant current charge, regulate range 0~100% Un
5. Polarity conversion: Auto convert path of high voltage silicon stack
6. Input voltage: 220V, single-phase
7. Frequency: 50/60Hz
8. Power supply capacity: 5kVA
9. power supply resistance: 3 pcs

3. Low damping capacitive voltage divider

1. Model: 300kV/300pF
2. Rated voltage: 300kV
3. Rated capacitance: 300pF
4. Stage of capacitor: 1 stage
5. Capacitance per stage: 300pF
6. Square wave response: Partial response time is less than 100ns, overshoot is less than 20%
7. Voltage division uncertainty: Less than 1%

4. Chopping device (for option)

1. Rated Voltage: 300kV
2. Sphere gap type: Ф300mm
3. Time delay mode: 2-6µs time delay adjustable circuit provide chopping trigger pulse.
4. Chopping wave dispersibility: Chopping wave time standard error is less than 0.1µs.
5. Sphere gap Qty: 2 pcs
6. chooped wave resistance 1 pc

5. Controller (Signal analyze auto-testing system)

1. Waveform test: TDS3012C digital oscilloscope

         Max. sample rate 1.0GS/s, 100MHz bandwidth, resolution 8bit
         Record length 2.5K byte, 2 channels

 
     2.Waveform analyzation:

        Industrial control computer and LCD display
        Impulse test software
        Display and calculate impulse waveform parameters
        Waveform comparison function
        Waveform amplification, shrink and translation
        Store and invoking of waveform
        Auto-generated test report in picture format

6. Accessories

1. High performance 100 times specialized attenuator 2 pcs
2. Isolation filter shielding design
3. Wave head resistance 3 groups
4. Wave tail resistance 3 groups

7. Standard

1. IEC 60060-1
2. IEC 60076-3
3. IEC 62271-1
4. IEC 62271-200
5. Test transformer (JB / T9641-1999)
6. GB1094-2003 power transformer
7. GB / t509-1997 power transformer test guide
8. DL / t596 / 1996 code for preventive test of electric power equipment
9. GB311.1-1997 insulation coordination of high voltage transmission and transformation equipment
10. GB / t16927.1-1997 high voltage test technology general test requirements
11. GB / T16927.2-1997 high voltage test technology measurement system Digital recorder for high voltage impulse test
12. ZB F24 001-90 implementation rules for impulse voltage measurement
13. GB191 packaging and transportation marks
14. JB / t563 technical conditions for ordering coupling capacitors and capacitor voltage dividers
15. GB4208 enclosure protection level
16. GB813-89 oscilloscope and peak meter for impact test
17. GB7449-87 test guide for lightning impulse and operation impulse of power transformers and reactors
18. JB / T501 power transformer test guide
19. Transformer test technology (JB / t501-1991)
20. IEC60-1 and IEC60-2 high voltage test technology
21. GB50150-91 standard for hand over test of electrical equipment in electrical equipment installation engineering
22. DL / T557-94 high voltage line insulator steep wave impact test, definition, test method and criteria
23. DL / T 848.5-2004 general specification for high voltage test equipment Part 5: impulse voltage generator
24. DL / T 846.1-2003 general specification for high voltage test equipment Part 1: high voltage divider measurement system
25. DL / T 846.2-2004 general specification for high voltage testing equipment Part 2: impulse voltage measuring system