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| Parameter | Specification |
|---|---|
| Voltage Range | 0-400V (Auto-ranging: 57.7V/100V/220V/400V) |
| Current Range | Built-in CT: 0-5A |
| Clamp Options: | 5A/25A (Small Clamp) |
| 100A/500A (Medium Clamp, optional) | |
| 400A/2000A (Large Clamp, optional) | |
| Phase Angle | 0-359.999° (Resolution: 0.001°) |
| Frequency | 45-55Hz (Resolution: 0.001Hz) |
| HV Clamp (Optional) | 500A range |
| Accuracy (Values in parentheses for Class 0.1) | |
| Measurement | Accuracy |
| Voltage | ±0.05% (±0.1%) |
| Current | - Built-in: ±0.05% (±0.1%) |
| Small Clamp | : ±0.2% |
| Medium/Large Clamp | ±0.5% |
| Active Power | ±0.05% (±0.1%) |
| Reactive Power | (Clamps: ±0.5%/±1.0%) |
| Active Energy | ±0.05% (±0.1%) (Clamps: ±0.2%/±0.5%) |
| Reactive Energy | ±0.3% (Clamps: ±0.5%/±1.0%) |
| Frequency | ±0.05% (±0.1%) |
| Phase Angle | ±0.1° |
| HV Clamp - Current | 1% |
| Phase | 1° |
Find out more in this hands-on guide for calibrating a 3-phase energy meter. how to achieve precise and reliable results using various tools, methods, and tips.
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