The YC-1893D series three-phase electricity meter calibration device is a highly versatile product with extensive applications across various sectors. It is widely used in power departments, electricity meter manufacturing plants, metrology and quality inspection departments, and industrial and mining enterprises. This device is specifically designed for the calibration and testing of a wide range of three-phase electricity meters, including three-wire and four-wire multifunctional meters, electronic meters, mechanical meters, electromechanical integrated meters, and three-phase multi-user meters.
Main Technical Parameters | Description |
Power Supply | 3P4W 3×380V±10%, 50Hz±2Hz |
Ambient Temperature | -10℃ to +40℃ |
Ambient Humidity | 35% to 95% |
Output Voltage Range (Phase-to-Neutral) | 3×40V to 450V |
Output Voltage Power | 3×1000VA (Maximum) |
Voltage Resolution | 0.01% |
Voltage Stability | 0.02%/120s |
Load Change Rate | 0.01% |
Voltage Distortion | ≤0.3% |
Output Current Range | 3×1mA to 120A (Maximum up to 230A upon customer request) |
Output Current Power | 3×2000VA (Maximum) |
Current Resolution | 0.01% |
Current Stability | 0.02%/120s |
Load Change Rate | 0.01% |
Current Distortion | ≤0.3% (Full linear load range) |
Continuous Current | 100A |
Maximum Continuous 20-Minute Current | 120A |
Phase Adjustment Range | 0° to 360° |
Phase Resolution | 0.01° |
Frequency Adjustment Range | 45Hz to 65Hz |
Frequency Resolution | 0.01Hz |
Power Output Stability | 0.02%/120s |