Power Quality Analyzer MPQ-300
MPQ-300 power quality analyzer is the professional portable device to measure and analyze the power system quality, supply the harmonics analysis and power quality data analysis, also providing big memory for data storage, which is used to make the long-term logger measuring to power system. The PC software can simply upload the data to PC for full analysis.
Power Quality Analyzer MPQ-300 Features
- Waveform real-time display (4 Voltages/ 4 currents)
- Half—period RMS measurement (voltage and current)
- Measurement of TRMS currents up to 5000A (sensor dependent)
- Measurement, Calculation and display of harmonics and inter harmonics can be up to 50 times
- Transient capture
- Active power, reactive power, apparent power and energy, shift power factor and true power factor
- Three-phase unbalance (voltage and current)
- Flicker
- Inrush current
- Detection and record of Dips & Swells, Voltage rapid change, Interruption
- Detect according to EN50160 or grid with user-defined limit
- Data storage and screenshots (can be replayed or output to PC)
- Through the LAN interface PC can keep real-time remote communication with Analyzer, operate Analyzer and read back measurement data
- Built– in 8G memory card
Power Quality Analyzer MPQ-300 Specifications:
| Voltage/Current/Frequency | measurement range | Accuracy | Wire Combination | measurement range | Accuracy | |
| Vrms (AC+DC) | 1~1000 Vrms | ±0.5% of nominal voltage | 1Φ + NEUTRAL | Single phase with neutral | ||
| Vpk | 1~1400Vpk | ±0.5% of nominal voltage | 1Φ SPLIT PHASE | Split phase | ||
| V(crest factor) | 1.0~2.8 | ±5% | 1Φ IT NO NEUTRAL | Single phase system with two phase voltages without neutral | ||
| Arms(AC) | 10mV/A | 0~100A | ±0.5% ±0.2A | 3Φ WYE | 3-phase 4-wire system Y-type | |
| 1mV/A | 1~1000A | ±0.5% ±0.2A | 3Φ DELTA | 3-phase 3-wire system delta (DELTA) | ||
| 50mV(65mV)/ 1000A | 15~5000A | ± 1% ± 2A | 3Φ IT | 3-phase Y-type without neutral | ||
| A(Crest Factor) | 1~10 | ±5% | 3Φ HIGH LEG | 4-wire 3-phase delta system (DELTA) with center tapped high leg | ||
| 42.5~57.5Hz (50Hz nominal) | ± 0.01Hz | 3Φ OPEN LEG | open-delta (DELTA) 3-wire system with two transformer windings | |||
| Frequency | 51~69Hz (60Hz nominal) | ± 0.01Hz | 2-ELEMENT | 3-phase 3-wire system without current sensor on phase L2/B (2 Watt meter method) | ||
| 340~460Hz (400Hz nominal) | ± 0.1Hz | 2 1/2-ELEMENT | 3-phase 4-wire system without voltage sensor on phase L2/B | |||
| Dips & Swell | Unbalance | |||||
| Vrms1/2 | 0~200% of nominal voltage | ±1% | Voltage | 0.0 ~ 5.0% | ±0.5% | |
| Arms1/2 | 1~3000A | ±1% ± 2A | current | 0.0 ~ 20.0% | ±1% | |
| Threshold level | Threshold is settable according to nominal voltage percentage | Voltage Phase | -360˚ ~ 0˚ | ±2 counts | ||
| Detectable events type: Dips, swells, Interruption, Voltage Rapid Change | Current Phase | -360˚ ~ 0˚ | ±5 counts | |||
| Durations | hour-minute-second-microsecond | 1 cycle | Logger | |||
| Harmonic | Recording | user – defined parameters for 4 phases at the same time | ||||
| Harmonic Number | 1~50 | Duration | 2hrs to 1 year | |||
| Inter-Harmonic | 1~49 | Interval | 1s to 1 hrs | |||
| Harmonic Voltage | 0.0~100.0% | ±0.1% ± nx0.1% | Flicker | |||
| Harmonic Current | 0.0~100.0% | ±0.1% ± nx0.1% | Pst(1min), Pst, Plt, PF5 | 0.00~20.00 | ±5% | |
| THD | 0.0~100.0% | ±2.5% | Inrush Current | |||
| DC Relative | 0.0~100.0% | ±0.2% | Arms(AC+DC) | 0 ~ 3000 Arms | ±1% ±5 counts | |
| Frequency | 0~3500kHz | 1Hz | Inrush Duration | 6s ~ 32min selectable | ±20ms | |
| Phase | -360~0 | ± nx 1.5˚ | Voltage Transient | |||
| Power and Energy | Vpk | 6000 Vpk | ±15% | |||
| Active Power/ Apparend Power/ Reactive Power | 1.0~20.0MW | ±1.5 ± 10 counts | Vrms | 10 ~ 1000 Vrms | ±2.5% | |
| KWh | 0.00kWh~200GWh | ±1.5 ± 10 counts | Min. Test time | 50µs | ○ | |
| Power Factor | 0~1 | ±0.03 | Sampling Rate | 20kS/s | ○ | |