Vlf AC/DC Hipot High Voltage Tester with Pd & Tangent Diagnostics

VLF (Very Low Frequency) Hipot Testers are suitable for testing power cables, transformers, switchgear, rotating machinery and other electrical apparatus.For buyer's option:1.Tan dleta (tgδ) test + Capacity(μF) + IR(Ω)2."IEE 400.2" Analysis of Tan delta test result3.Partial discharge PD(pc) testing4.DC withstand voltage test (leakage current display)-Micro-controller-Advanced digital frequency technology-Built-in printer-Discharge free-Portable-60mins Continous working-CE mark-Patent-5th generationVLF Advantage1.AC Withstand voltage testing, Voltage & current curve display.2.Tan delta (tgδ test), capacitance (μF) and IR (ohm) Test without external device.3.Partial discharge testing without external device (for buyer's option).4.DC withstandi voltage test,DC leakage current measurement (for buyer's option).5."IEE 400.2" Analysis of Tan delta test result.6.Safe Optical isolation technology.7. Easiest to use Fully automatic microcontroller.8. H/L voltage closed loop negative feedback control circuit, output no capacity rise effect.9. Built-in printer.10. Built-in protective resistors.                               11. Colour Touch LCD (154*86mm)operation, True sine wave output.12. Real-time display of actual output waveform.        13. Ergonomic, menu guided, large colour touch screen14. Storage of test results 99 groups for later retrieval and print.                        15. Over voltage and current protected.16.Auto variable frequency 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz.17. 60 mins continuous working;18. Data of current, voltage and waveform directly sampled at HV side.19. IP67 waterproof rugged and reliable design.20. Invatation Patent                                                    21. Portable: only one unit for 30KV/40KV/50KV/60KV, 2 units for 80KV (Control unit + Tank).22. CE mark.23. RS232/USB (for buyer's option).Specification1.Power: 220V ± 10% AC (110V can be customized), 50/60Hz, single phase; 2.Output-Voltage (Peak): 1 to rated value (KV);3.Output frequency: 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz (auto variable frequency);4.Load: 0.5μF (approx 6,000 ft of cable)  @ 0.1 Hz          1.0μF (approx 12,000 ft of cable) @ 0.05 Hz          2.5μF (approx 30,000 ft of cable) @ 0.02 Hz          5.0μF (approx 60,000 ft of cable) @ 0.01 Hz 5. Stability of frequency: Fluctuation < 0.5%;6. Measurement accuracy: ±3%;7. Positive and negative voltage peak error: ≤3%;                              8. Voltage waveform distortion: ≤5%;                                  9. Construction: only one unit for 40KV;  2 units for 80KV(1 Control unit +1 Tank).10. Ambient conditions of use: temperature Indoor and outdoor : -10ºC ~ + 50ºC.          11. Humidity:≤85%       Model noOutputVoltage(AC/DC)Output currentLoad CapacityFuseStructureCapacitance/Frequency VLF-30TD1~30KVAC: 20mADC: 2000μAAuto/manual Frequency:0.1Hz-0.01HzCapacity≤10µF(1.0µF@0.1Hz/30KV)10AIntegrated device:35kg1 Capacior: 3kgVLF-40TD1~40KVAC: 20mADC: 2000μAAuto/manualFrequency:0.1Hz-0.01HzCapacity≤10µF(1.0µF@0.1Hz/40KV)15AIntegrated device:35kg1 Capacior: 3kgVLF-50TD1~50KVAC: 30mADC: 2000μAAuto/manual Frequency:0.1Hz-0.01HzCapacity≤10µF(1.0µF@0.1Hz/50KV)20AIntegrated device:40kg1 Capacior: 4.2kgVLF-60TD1~60KVAC: 59mADC: 2000μAAuto/manual Frequency:0.1Hz-0.01HzCapacity≤5µF(0.5µF@0.1Hz/60KV)20AIntegrated device:40kg1 Capacior: 4.2kgVLF-70TD1~70KVAC: 59mADC: 2000μAAuto/manual Frequency:0.1Hz-0.01HzCapacity≤5µF at 70KV;≤10µF at 50KV(0.5µF@0.1Hz/70KV)30AControl part:35kg(Controller+1*30KV tank)1*40KV tank: 45kg1 Capacior: 4.2kgVLF-80TD1~80KVAC: 59mADC: 2000μAAuto/manual Frequency:0.1Hz-0.01HzCapacity≤4µF at 80KV≤10µF at 50KV(0.4µF@0.1Hz/80KV)30AControl part:35kg(Controller+1*40KV tank)1*40KV tank: 45kg1 Capacior: 4.2kgNote: DC leakage current measurement for buyer's option.   12. Technical indexes of VLF tgδ test:  1) tgδ test voltage range: 1 to 40KV;  2) Measurement voltage accuracy: 3%  3) Dielectric loss test frequency: 0.1Hz  4) Measurement range: 0.01×10-3- 655.35×10-3  5) Dielectric loss accuracy: 1x10-4  6) Dielectric loss resolution: 1x10-5  7) Capacitance measurement range: 0.001μF-10μF  8) Celectric capacity resolution: 0.001μF                       9) Current measurement range: 0-59mA                         10) Current resolution: 0.1mA  11) Insulation resistance: 0.01GΩ-65.53GΩ  12) Insulation resistance resolution: 10MΩAnalysis of Tan delta test results (IEE400.2)13.Main technical indexes of VLF PD test (for option):  1) Partial discharge measurement range: 0.01pc-200pc  2) Partial discharge detection sensitivity: 0.01pc  3) Capacitance range: 0.001μF-10μF  4) Sampling bits: 12 bits  5) Sampling speed: 12M/S                                          6) Test voltage:  0 to rated value (KV)14.DC leakage current measurement (for option):  1) Output rated voltage: same as rated AC voltage output  2) Voltage accuracy: 3%  3) Leakage current range: 0-2000μA  4) DC Current resolution: 1μA  5) DC current accuracy: 3%  6) It is necessary to parallel the capacitor we