【E23】AC Power Primary Measurement System
| Calibrated Device |
(1) Single-Phase AC Watt Converter Standard
(2) Single-Phase AC Watthour Converter Standard
(3) Single-Phase AC Wattmeter |
|---|
| Range |
Single-Phase Active Power:
Voltage: 110 V to 480 V
Current: 10 mA to 80 A
Frequency: 50 Hz, 60 Hz
Power Factor: 1, 0.5 Lead / Lag
Single-Phase Reactive Power:
Voltage: 110 V to 480 V
Current: 10 mA to 80 A
Frequency: 50 Hz, 60 Hz
Power Factor: 0 Lead / Lag, 0.866 Lead / Lag
Voltage Harmonic:
Voltage: 110 V, 220 V
Frequency: 50 Hz, 60 Hz
Harmonic number: 2nd to 64th
Current Harmonic:
Current: 1 A, 2 A, 5 A, 10 A
Frequency: 50 Hz, 60 Hz
Harmonic number: 2nd to 64th
|
|---|
| Uncertainty |
Single-Phase Active Power: 80 μW/VA
Single-Phase Reactive Power: 80 μvar/VA
Voltage Harmonic: 0.22 mV/V
Current Harmonic: 0.20 mA/A |
|---|
