| Measurement line type | Single-phase 2-wire
Single-phase 3-wire
Three-phase 3-wire
Three-phase 4-wire plus one extra input channel (must be synchronized to reference channel during AC/DC measurement) |
| Voltage ranges | Voltage measurement: 600.00 V rms
Transient measurement 6.0000 kV peak |
| Current ranges | 500.00 mA to 5.0000 kA AC (depends on each current sensors) |
| Basic accuracy | Voltage: ±0.1% of nominal voltage
Current: ±0.2% rdg. ±0.1% f.s. + current sensor accuracy
Active power: ±0.2% rdg. ±0.1% f.s. + current sensor accuracy |
| Measurement items | - Transient overvoltage : 2MHz sampling.
- Frequency cycle : Calculated as one cycle, 40 to 70Hz
- RMS voltage/ RMS current refreshed each half-cycle
- Voltage swell, Voltage dips, Voltage interruption
- Inrush current
- Voltage waveform comparison
- Instantaneous flicker value: As per IEC61000-4-15
- Frequency: Calculated as 10 or 12 cycles, 40 to 70Hz
- 10-sec frequency: Calculated as the whole-cycle time during the specified 10s period, 40 to 70Hz
- Voltage waveform peak, Current waveform peak
- Voltage, Current, Active power, Apparent power, Reactive power, Active energy, Reactive energy, Power factor, Displacement power factor, Voltage unbalance factor, Current unbalance factor (negative-phase, zero-phase)
- High-order harmonic component (voltage/ current): 2kHz to 80kHz
- Harmonic/ Harmonic phase angle (voltage/ current), Harmonic power: 0th to 50th orders
- Harmonic voltage-current phase angle: 1th to 50th orders
- Total harmonic distortion factor (voltage/ current)
- Inter harmonic (voltage/ current): 0.5Hz to 49.5Hz
- K Factor (multiplication factor)
- IEC Flicker, Δ V10 Flicker
|
| Record | 55 weeks (with repeated recording set to [1 Week], 55 iterations)
35 days (with repeated recording set to [OFF]) |
| Maximum recordable events | 55,000 events (with repeated recording on)
1000 events (with repeated recording off) |
| Interface | SD/SDHC card, RS-232C, LAN (HTTP server function), USB2.0 |
| Display | 6.5-inch TFT color LCD (640×480 dots) |
| Real-Time Clock function | Auto-calendar, leap-year correcting 24-hour clock |
| Real-time clock accuracy | ±0.3 per day (with instrument on, 23°C±5°C (73°F±9°F) |
| Power outage processing | In the event of a power outage during recording, instrument resumes recording once the power is back on (integral power starts from 0). |