0.05 Class High-Precision 3-Phase Smart Meter Test Bench
0.05 Class High-Precision 3-Phase Smart Meter Test Bench
Description
• Parallel RS232 Communication Port – simultaneous multi-meter testing of smart meters
• Rack-Mounted Terminal Calibration – one-click bench verification for test stations
• Reference Standard Meter Accuracy Testing – traceable precision checks
• Pre-Warming Cycle – automated stabilization before measurement
• IEC Accuracy Test Suite – base error, starting current, creeping, repeatability, dial test
• Influence Quantity Tests – voltage, frequency, reverse phase sequence, voltage unbalance
• Harmonics & Sub-Harmonics – immunity to odd harmonics and sub-harmonics per IEC standards
Technical Data
Power Supply
|
Voltage |
|
3 ×230/398V±10% |
|
Frequency |
|
50 / 60Hz ±2Hz |
|
Power capacity |
|
>3 ×3kVA |
|
Ambient temperature |
|
-10°C -- +40°C |
|
Relative humidity |
|
35% -- 85% |
Voltage output
|
Test voltage output(Phase-Neutral) |
3x(24V-300V) |
|
Power of the voltage output |
3x1000VA |
|
Resolution |
Better than 0.01% of full scale value of range |
|
Setting accuracy |
Better than 0.05% at the final range value |
|
Stability |
Better than 0.005%/h(integration time 150 s) |
|
Load regulation from 0-max. load |
Better than 0.01% |
|
Distortion factor |
Better than 0.3% for linear resistance load |
|
Harmonics |
2nd-21st free programmable |
Current Output
|
Test current output |
3x(0.3mA-120A) |
|
Power of the current output |
3x1500VA |
|
Resolution |
Better than 0.01% of full scale value of range |
|
Setting accuracy |
Better than 0.05% at the final range value |
|
Stability |
Better than 0.005%/h(integration time 150 s) |
|
Load regulation from 0-max. load |
Better than 0.01% |
|
Distortion factor |
Better than 0.3% for linear resistance load |
|
Harmonics |
2nd-21st free programmable |
Phase Angle
|
Range |
0-360° |
|
Resolution |
0.01° |
|
Setting accuracy |
0.1° |
Frequency
|
Range |
45Hz-65Hz |
|
Resolution |
0.01Hz |
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