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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| Rated Supply Voltage | AC 220V |
| Operation Voltage Range | AC80v-400v(single phase) |
| Rated Frequency | 50/60Hz |
| Electric Current (>A)setting range | 1-63A |
| Overvoltage (>U) setting range | 250-300V (adjustable) |
| Undervoltage( | 150-190V (adjustable) |
| Electric Leakage Protection | 10-100mA(This feature can be turned off) |
| Error | 2% |
| >U and | 0.5s |
| Reset/Start Delay | 5s-90s |
| Voltage Measurement Accuracy | l%(Not exceeding 1% of the overall range) |
| Rated Insulation Voltage | 400V |
| Output Contact | 1NO |
| Electrical Life | 105 |
| Mechanical Life | 106 |
| Protection Degree | IP20 |
| Pollution Degree | 3 |
| Altitude | 2000m |
| Operating Temperature | (-30°C^70°C |
| Humidity | <50% at40°C (without condensation) |
| Storage Temperature | -30°C~70°C |
| Power Display Range | 0-99999.9kw/h |
