Açıklama
VLF-series is design for VLF testing of cables with XLPE insulations AC testing voltage up 34 kV (60 or 80 kV) peak with frequency 0.02, 0.05 or 0.1 Hz (0.01 Hz – option). This unit is a portable system in a single unit uses smart quick intelligent power testing system.
TECHNICAL SPECIFICATIONS:
| Parameter | VLF-34 | VLF-60 | VLF-80 |
| Output voltage (peak) | 34 kV | 60 kV | 80 kV |
| Type wave | sine | sine | sine |
| Output frequency | 0.1, 0.05, 0.02 Hz (0.01 Hz – option) | 0.1, 0.05, 0.02 Hz (0.01 Hz – option) | 0.1, 0.05, 0.02 Hz (0.01 Hz – option) |
| Output current | 10 mA | 10 mA | 10 mA |
| Output voltage accuracy | ± 3 % | ± 3 % | ± 3 % |
| Waveform distortion | ± 5 % | ± 5 % | ± 5 % |
| Load carrying capacity | 0.1 Hz ≤ 1.1 μF 0.05 Hz ≤ 2.2 μF 0.02 Hz ≤ 5.5 μF 0.01 Hz ≤ 7.0 μF |
0.1 Hz ≤ 1.1 μF 0.05 Hz ≤ 2.2 μF 0.02 Hz ≤ 5.5 μF 0.01 Hz ≤ 7.0 μF |
0.1 Hz ≤ 1.1 μF 0.05 Hz ≤ 2.2 μF 0.02 Hz ≤ 5.5 μF 0.01 Hz ≤ 7.0 μF |
| Power supply | 220 V | 220 V | 220 V |
| Power frequency | 50/60 Hz | 50/60 Hz | 50/60 Hz |
| Current consumption | 20 A (peak), 15 A (average) |
20 A (peak), 15 A (average) |
20 A (peak), 15 A (average) |
| Power consumption | 3 kW | 3 kW | 3 kW |
| Power fuse tube | 8 A | 10 A | 20 A |
| Dimensions | 400×280×660 mm | 560×240×770 mm | 560×240×770 mm |
| Weight | 30 kg | 55 kg | 65 kg |
