
to PC,and can controlled by the PC completely, realize auto-measurement.
| Technical parameter | Technical Specification | |
| Accuracy class | 0.02% | |
| Voltage range 3P4W(Uan/Ubn/Ucn) | 60/120/240/480V(change by hand or auto) 0-480V input impedance>600KΩ | |
| · Current range input range of each gear | 0.2A/1A/5A/20A/100A (change by hand or auto) 0-120% | |
| Frequency range | 45Hz-65Hz | |
| Phase range | 0-360° | |
| Measurement accuracy | voltage (relative error) | ±0.02% (5-500V),resolution 0.0001 ±0.05% (1-5V) |
| current (relative error) | ±0.02% (0.05-120A),resolution 0.000001 ±0.05% (0.01-0.05A) ±0.1% (0.001-0.01A) | |
| active power (relative error) | 0.02% (30-500V,0.05A--120A,PF >= 0.5), resolution 0.0001 0.05% (30-500V,0.01A-0.05A,PF >= 0.5) | |
| Reactive power / Apparent Power (relative error) | 0.05% (30-600V,0.05A--120A,PF >= 0.5), resolution 0.0001 0.1% (30-600V,0.01A-0.05A,PF >= 0.5) | |
| Power Factor | 0.01% (resolution:0.000001) | |
| phase | 0.01° (resolution:0.01°) | |
| frequency | 0.01% (resolution:0.0001Hz) | |
| Active power | 0.02% | |
| Reactive power | 0.05% | |
| Energy pulse output | TTL pulse output,Load capacity >2kΩ | |
| Environmental condition | temperature 0-45ºC humidity 35%-85% | |
| Temperature | voltage,current,frequency: 0.001%/K power:0.001%/K(PF=1.0) 0.0015%/K(PF=0.5) | |
| Communication port | RS-232 | |
| Auxiliary power | AC 110V±10%(45-65Hz) 50VA | |
| Dimensions | 485mm × 350mm × 135mm | |
| Weight | ||


Utilities, test laboratories, national metrology center and electric energy meter manufacturers are among our customers worldwide.
Professional Service at the decisive moment is important. You can choose different levels of accessibility including on-site and remote support. We offer spare part , maintenance and reliability checks and warranty extensions.









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