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The YC-1893G three-phase intelligent electricity meter calibration device is designed and manufactured in accordance with the requirements of the State Grid (Southern Grid) intelligent electricity meter series standards, and it fully takes into account the characteristics of different users such as power supply, metering systems, and electricity meter manufacturers, fully capable of meeting their calibration needs.
Main Technical Specifications | Description |
Power Supply | Three-phase four-wire 3×220V/380V±15%, 50/60Hz±2Hz |
Ambient Temperature | -10℃ to +40℃ |
Ambient Humidity | 35% to 85% R.H. |
Output Voltage Range | 3×0~480V |
Output Voltage Power | >10VA (per meter position/phase) |
Voltage Resolution | ≤0.01% |
Voltage Stability | ≤0.02%/120s |
Load Change Rate | ≤0.01% |
Voltage Distortion | ≤0.3% (full linear load range) |
Output Current Range | 3×0~120A |
Output Current Power | >15VA (per meter position/phase) |
Current Resolution | ≤0.01% |
Current Stability | ≤0.02%/120s |
Current Distortion | ≤0.3% (full linear load range) |
Phase Adjustment Range | 0~360° |
Phase Resolution | 0.01° |
Frequency Adjustment Range | 45~65Hz |
Frequency Resolution | 0.01Hz |
Output Power Stability | ≤0.02%/120s |
Error Display | Signal Reading: Read from electronic pulse signal end or LED optical signal end<br>Display Method: LED digital display |
Communication Protocol | Fully complies with the regulations of DL/T645-2007 and its two filing documents DL/T645-2009-001/002. |