For electromagnetic voltage transformers (PT) rated at 220 kV and below, conduct induction withstand voltage tests and partial discharge tests (some equipment requires inductive compensation).
| Parameter | Value |
|---|---|
| model | HGFS-10 |
| capacity | 10KVA |
| input voltage | Three-phase three-wire, 380V ±10% |
| incoming frequency | 50Hz/60Hz±5Hz |
| Output format | Single-phase two-wire system with ground wire |
| output voltage | 0.1V-400.0V |
| Voltage regulation step size | 0.1V |
| discharge waveform | Standard Pure Sine Wave |
| output frequency | Fixed frequency: 50Hz, 60Hz; Modulation: adjustable from 45.0 to 300.0Hz |
| Frequency adjustment step size | 0.1Hz |
| frequency stability | ≤±0.1% |
| voltage stability | ≤±1% |
| Waveform Distortion | ≤2% (resistive load) |
| productiveness | ≥85% |
| Partial discharge | ≤5PC |
| Frequency Display | Four LCDs with a resolution of 0.1 Hz |
| Voltage Display | Four LCDs with a resolution of 0.1V |
| Current Display | Four LCDs with a resolution of 0.001A/0.1A |
| Power Display | Four LCDs with a resolution of 0.01W/0.1kW |
| Power Factor Display | Three LCDs with a resolution of 0.01 |
| protect | Protection against output overload, overcurrent, overheating (85°C ± 5°C), and short circuit |
| function | After the protection device activates, it issues an alarm signal and displays the fault code. |
| overload capacity | 1.0Ie ≤ IOutput ≤ 1.1Ie, delay 15s 1.1 Ie ≤ IOutput ≤ 1.2 Ie, with a delay of 5s |
| External Communication Interface | RS-232 |
| External protection rating | IP20 |
| work environment | Temperature: -10°C to 40°C; Humidity: 10% to 90% (at 25°C, no condensation); Sea wave height ≤2000 m |
| External dimensions (mm) | 490 (width) * 650 (height) * 420 (depth) |
| weight (kg) | 45 |