English
| Function Features | PMC180NS |
| Instantaneous real virtual value | |
| Current Single phase & neutral line | ◆ |
| Voltage Line/line & Phase/Line | ◆ |
| Frequency | ◆ |
| Active power Three-phase & single phase | ◆ |
| Reactive power Three phase & single phase | ◆ |
| Apparent power Three phase & single phase | ◆ |
| Power factor Three-phase & single phase | ◆ |
| Energy | |
| Active energy | ◆ |
| Reactive energy | ◆ |
| Four-quadrant reactive energy | ◆ |
| Power Quality | |
| Harmonic distortion Current & voltage |
◆ |
| 31 order harmonic analysis Voltage & current |
◆ |
| Phase sequence monitoring,phase angle difference, Load properties | ◆ |
| Sequence component, unbalance | ◆ |
| Current K factor | ◆ |
| Voltage peak factor | ◆ |
| Communication | |
| RS485 /MODBUS protocol | ◆ |
| Display | |
| LED display | |
| Other | |
| 2-channel DI | |
| 2-channel DO | |
| 1 channel AO:4-20Ma | ◆ |
| 2-channel limits alarm | ◆ |
| Support program online upgrade | ◆ |
| Electrical Characteristics | ||
| Measurement Type |
Three-phase three-wire AC system Three-phase four-wire AC system |
|
| Sampling rate: 64 times per cycle | ||
| Data refresh rate | 1S | |
| Measurement Accuracy | Current | 0.5% |
| Voltage | 0.5% | |
| Power | 0.5% | |
| Frequency | 0.05Hz | |
| Active Energy | 1.0% | |
| Reactive Energy | 1.0% | |
| AO | 1% | |
| Input voltage characteristics | Measuring voltage Allowed overload |
3 X 220/380V(connected directly) |
| 3 X 57.7/100V(connected by CT) | ||
| Input impedance | 1.2 times / continuous | |
| Measuring voltage | 1.8MΩ | |
| Input current characteristic | Measuring current | 5A or 1A (connected by CT) |
| Allowed overload | 1.2 times / continuous | |
| Input impedance | <0.1Ω | |
| 4-20mA DC output |
Open circuit voltage | 15VDC |
| Load capacity | ≤500Ω | |
| Isolated voltage | 2KV | |
| Working power supply | AC | 85~265 VAC/45-65Hz |
| DC | 100~300 VDC | |
| Power dissipation | < 3W | |
| Mechanical properties | ||
| Weight | 0.5kg | |
| IP protection grade | IP52 | |
| Size | 110 X 75 X 72 mm | |
| Operating temperature | -40~70℃ | |
| Storage Temperature | -50~85℃ | |
| Relative Humidity | 5% - 90%RH, No condensation | |
| EMC | ||
| Electrostatic discharge interference | IEC 61000-4-2, Level 4 | |
| Group of anti-fast transient pulse | IEC 61000-4-4, Level 4 | |
| Anti-impact | IEC 61000-4-5, Level 4 | |
| Anti-frequency magnetic field | IEC 61000-4-8, Level 4 | |
| Electrical insulation performance | ||
| Insulation resistance | GB/T13729, >50MΩ | |
| Frequency withstand voltage | GB/T13729, AC 2KV 50Hz /1min | |
| Impulse voltage | GB/T13729, 5KV, 1.2/50us | |
