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

Product Description

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 result
3.Partial discharge PD(pc) testing
4.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 generation VLF Advantage 1.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 screen
14. 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).
Specification
1.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 no	Output Voltage (AC/DC)	Output current	Load Capacity	Fuse	Structure
			Capacitance/ Frequency
VLF-30TD	1~30KV	AC: 20mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤10µF (1.0µF@0.1Hz/30KV)	10A	Integrated device:35kg 1 Capacior: 3kg
VLF-40TD	1~40KV	AC: 20mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤10µF (1.0µF@0.1Hz/40KV)	15A	Integrated device:35kg 1 Capacior: 3kg
VLF-50TD	1~50KV	AC: 30mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤10µF (1.0µF@0.1Hz/50KV)	20A	Integrated device:40kg 1 Capacior: 4.2kg
VLF-60TD	1~60KV	AC: 59mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤5µF (0.5µF@0.1Hz/60KV)	20A	Integrated device:40kg 1 Capacior: 4.2kg
VLF-70TD	1~70KV	AC: 59mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤5µF at 70KV; ≤10µF at 50KV (0.5µF@0.1Hz/70KV)	30A	Control part:35kg (Controller+1*30KV tank) 1*40KV tank: 45kg 1 Capacior: 4.2kg
VLF-80TD	1~80KV	AC: 59mA DC: 2000μA	Auto/manual Frequency:0.1Hz-0.01Hz Capacity≤4µF at 80KV ≤10µF at 50KV (0.4µF@0.1Hz/80KV)	30A	Control part:35kg (Controller+1*40KV tank) 1*40KV tank: 45kg 1 Capacior: 4.2kg
Note: 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: 10MΩ
Analysis 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 supplied if testing DC leakage current.
Field connection diagram
It gives 80KV output when external connecting 40KV tank.

Package for transport
1) 40KV test set:

Sr no	Name of Commodity	Qty	N.W	G.W	Transport size (LxWxH)
1	40KV test set Including 1 capacitor and 1 wires case	1 unit	46 kg	80 kg	580x400x500mm
Total:		1 set	46 kg	80 kg	0.19 m3
Packed in 1 wooden case.

2) 80KV test set:

Sr no	Name of Commodity	Qty	N.W	G.W	Transport size (LxWxH)
1	Controll part	1 unit	45 kg	50 kg	550x400x500mm
2	Tank	1 unit	45 kg	69 kg	470x430x720mm
	Capacitor	1 unit	4 kg
	Aluminum alloy box	1 unit	6 kg
Total:		1 set	90 kg	119 kg	0.26 m3
Packed in 2 wooden cases.

Accessories

Sr no.	Description	Quantity		Remarks
1	Control part	1	unit
2	Booster (Tank)	1	unit	No external tank for 30KV,40KV,50KV, 60KV
3	Capacitor (0.04µF)	1	unit	Used as Capacity supplement, or test object for demo
4	Discharge rod	1	unit
5	HV Test/Connection cables	1	set
6	Earth cable	1	unit
7	Power supply cable	1	unit
8	Fuse	2	units
9	Printer paper	1	unit
10	Operating manual	1	unit
11	Aluminium alloy box	1	unit
12	Calibration report	1	unit

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