0.1Hz Vlf AC/DC High Voltage Hipot Tester¹

Product Description VLF (Very Low Frequency) Hipot Testers are suitable for testing power cables, transformers, switchgear, rotating machinery and other electrical apparatus.The "VLF series" supply AC and DC Withstand voltage testing.-Micro-controller-Advanced digital frequency technology-Built-in printer-Discharge free-Portable-60mins Continous working-CE mark-Patent-5th generation                                    AC withstand voltage testing                                DC withstand voltage testingVLF Advantage1.AC Withstand voltage testing, Voltage & current curve display.2.Tan delta (tgδ test for option), capacitance (μF) and IR (Ω) Test without external device (for buyer's option)3.Partial discharge testing without external device (for buyer's option) .4.DC withstandi voltage test,DC leakage current measurement (for option).5."IEE 400.2" Analysis of Tan delta test result(for buyer's option) .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 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. Rugged and reliable design less prone to failure from transients.20. Invatation Patent                                                    21. Portable: Control unit + Booster (Tank)22. CE mark.23. RS232 for option.24. Remote control system for optionSpecification1.Power: 220V ± 10% AC (110V can be customized), 50/60Hz, single phase; 2.Output-Voltage (Peak): 1 to rated value (KV), details see the below table;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: 1 Control unit + 1 Booster (≤60KV set);  1 Control unit + 2 Boosters(≥60KV set).10. Ambient conditions of use: temperature Indoor and outdoor : -10oC ~ + 50oC.          11. Humidity:≤85%  12. Technical indexes of VLF tgδ test (for option):  1) tgδ test voltage range: 1 to rated voltage (KV)  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: 10MΩ13.Main technical indexes of VLF PD test (for buyer's option):  1) Partial discharge measurement range: 0.1pc-5000pc  2) Partial discharge detection sensitivity: 0.1pc  3) Capacitance range: 0.001μF-10μF  4) Sampling bits: 12 bits  5) Sampling speed: 200M/S                                              6) Test voltage:  0 to rated value (KV)14.DC leakage current measurement:  1) Output rated voltage: same as rated AC voltage output  2) Voltage accuracy: 3%  3) Leakage current range: 0-2000μA or 0-20mA  4) DC Current resolution: 1μA  5) DC current accuracy: 3%  6) It is necessary to parallel the capacitor we supplied if testing DC leakage current. Model noOutputVoltage/Current(Peak)Load CapacityControl UnitBooster(Tank)Power Capacitance/FreuencyNet Dim.(cm)Net Wt (kg)Net Dim.(cm)Net Wt(kg)VLF-30 30KV/20mA0.1Hz-0.01HzAuto VariableCapacity:≤10μF40×31×20  629x15×35251000WVLF-40 40KV/20mA0.1Hz-0.01HzAuto VariableCapacity:≤10μF40×31×20  629x15×35251200WVLF-50 50KV/30mA0.1Hz-0.01HzAuto VariableCapacity:≤10μF40×31×20  645×19×36451500WVLF-60 60KV/59mA0.1Hz-0.01HzAuto VariableCapacity:≤5μF at 60KV;40×31×20  645×19×36 452000WVLF-80 80KV/59mA0.1Hz-0.01HzAuto VariableCapacity:≤5μF at 80KV;Capacity:≤10μF for single booster (40/40KV)40×31×20   629x15×35    253000W36x19×45    45VLF-90 90KV/59mA0.1Hz-0.01HzAuto VariableCapacity:≤5μF at 90KV;Capacity:≤10μF for singlebooster (40/50KV)40×31×20   629x15×35    253500W36x19×45    45Field connection diagram (Test object: cable)True LCD screenshoot test resultsPackage for transport : 1) 30KV/40KV test set:Sr no Name of Commodity  Qty N.W G.WTransport size(LxWxH)1 Controller 1 unit5 kg52 kg450x380x800mmCapacitor 0.04μF1 unit5 kgBooster I (30/40KV)1 unit25 kgAluminum alloy box1 unit5kg                     Total:1 set40 kg52 kg0.14 m3                                                        Packed in 1 wooden case. 2) 50KV/60KV test set:Sr no Name of Commodity  Qty N.W G.WTransport size(LxWxH)1 Controller 1 unit5 kg80 kg470x430x950mmCapacitor 0.04μF1 unit5 kgBooster I (50/60KV)1 unit45 kgAluminum alloy box1 unit5kg                     Total:1 set60 kg80 kg0.19 m3                                                        Packed in 1 wooden case. 2) 70KV/80KV test set:Sr no Name of Commodity  Qty N.W G.WTransport size(LxWxH)1 Controller 1 unit5 kg52 kg450x380x800mmCapacitor 0.04μF1 unit5 kgBooster I (30/40KV)1 unit25 kgAluminum alloy box1 unit5kg2Booster II (40/50KV)1 unit45 kg69 kg470x430x720mmAluminum alloy box  1 unit6 kg                      Total:1 set91 kg121 kg0.29 m3                                                       Packed in 2 wooden cases.           AccessoriesSr no.     DescriptionQuantityRemarks  1Control unit1unit   2Booster I (Tank I)1unit1 Booster if ≤60KV set;2 boosters for ≥70KV set.Booster II (Tank II)1unit  3Capacitor (0.04μF)1unitUsed as Capacity supplement, or test object for demo  4Discharge rod1unit   5HV Test/Connection cables1set   6Earth cable1unit   7Power supply cable1unit   8Fuse2units   9Printer paper1unit  10Operating manual 1unit  11Aluminium alloy box1unit1 aluminium alloy box ≤60KV set;2 aluminium alloy boxes ≥70KV set.1unit 12Calibration report1unit  

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