The HZFA-D Current Transformer On-Site Tester utilizes the internationally recognized load current extrapolation method, delivering superior reliability and anti-interference performance. Designed for power departments, this instrument ensures precise testing of current transformer errors and magnetic margins.
Ideal for power departments performing on-site current transformer error calibration and magnetic margin analysis. Reliable for both small and large ratio transformers.
Internal standards, calibrators, and load boxes are fully traceable.
| Parameter | Specification |
|---|---|
| Test range | 5–5000/1A, 5A, with standard ratio automatic switching |
| Secondary load | 1 to 60VA, power factor > 0.5 |
| Ratio error | 0.05% |
| Phase error | 2 minutes |
| Ambient temperature | −5°C to 45°C |
| Relative humidity | ≤ 85% |
| Working voltage | ~ 220V ±20% |
| Working frequency | 50Hz ±2% |
