Single Phase Smart Meter Test Bench for Energy Meter Calibration and Accuracy Testing
Ultra-High Accuracy Meter Calibration
- Standard accuracy class: 0.05%
- Optional ultra-high accuracy: 0.02%
- Highest accuracy reaches 0.01% under 3 meter positions
- Stable output performance for long-term continuous testing
This high precision makes the YC1891D series suitable for:
- Smart meter calibration
- Utility meter verification
- Energy meter laboratory testing
- Revenue meter inspection
Supports Multiple Energy Meter Types
The system can test:
- Mechanical energy meters
- Electromechanical meters
- Electronic energy meters
- Smart electricity meters
- Single-phase 1P2W meters
Testing modes include:
- Active power testing
- Reactive power testing
- Cross-connected reactive power testing
With optional current output switching, the equipment can also calibrate 2-element meters.
Automatic Meter Testing Functions
The YC1891D series supports:
- Fully automatic operation
- Semi-automatic operation
- Manual testing mode
Advanced automatic features include:
- Automatic rotor mark positioning for mechanical meters
- Starting test
- Creeping test
- Timing error test
- Influence testing
- Harmonic testing
- Demand testing
These functions significantly improve testing efficiency and reduce labor costs.
Programmable Harmonic Testing
The system supports free programmable harmonics from the 2nd to the 21st order, allowing advanced power quality and meter performance analysis.
Ideal for:
- Smart meter harmonic testing
- IEC standard compliance testing
- Utility laboratory evaluation
- R&D verification
Excellent Output Stability
Voltage Output Performance
| Output range |
24V - 288V |
| Customized voltage available |
Yes |
| Stability |
Better than 0.005%/hour |
| Distortion factor |
Lower than 0.3% |
| Load regulation |
Better than 0.01% |
Current Output Performance
| Output range |
1mA - 100A |
| Optional maximum current |
Up to 200A |
| Stability |
Better than 0.005%/hour |
| Harmonic programmable output |
Yes |
| Long-duration operation |
Extremely stable |
The high stability ensures reliable and repeatable calibration results.
