The HZFA-2Y is a professional field testing instrument engineered to streamline the verification of electromagnetic voltage transformers. By enabling high-voltage error verification under low-voltage conditions, it significantly reduces on-site workload.

| Parameter | Value |
|---|---|
| Environmental conditions | Temperature: (5–40)°C; Humidity: <80%; Altitude: <2500m |
| Comprehensive error | 0.05% |
| Accuracy class range | 0.2, 0.5, 1 |
| Type of transformer | Electromagnetic voltage transformer |
| Internal standard range | 10kV/100V, 35kV/100V, 110kV/100V, 220kV/100V |
| Working voltage | 0V to 2400V |
| Output capacity | 50VA |
| Internal load box capacity | 0.0VA to 500VA |
| Instrument power consumption | 100VA |
| Instrument output power | 500VA |