LV-PA34
MEASUREMENTS
One minute averages
- Voltage RMS
- Voltage increase/decrease RMS
- Current RMS
- Active and reactive performance RMS
- Total harmonic distortion in voltage and current
- Individual number of harmonics measurement in voltage and current
- Voltage asymmetry
- Current min/max RMS
- Voltage min/max RMS
- Total harmonic distortion in voltage and current min/max
Events
- Voltage dip/swell
- Voltage interruption
- Fast voltage changes
- Flickers
KEY FEATURES
- Measuring the voltage quality characteristics according to IEC 61000-4-3 standard
- Accuracy of voltage and current measurement: ≤1%
- Measurement of 3 phase voltage protected with internal fuse
- 4 current measurements with Rogowski coil
- Replaceable current measuring sensors equipped with IP65 connectors
- LTE 4G communication, with internal antenna
- MQTT data forwarding
- Remote parameterization and firmware update
- 3,5 minute power supply backup for LTE communication
- Power supply from at least 1 existing phase
- LED status indications on the front panel
- UV resistant IP65 construction
- Installation without disassembling the device
- Installation under voltage GPS location identification (optional)
| Input voltage | 100…280 VAC |
| Power consumption | 3 W average, max. 5 W |
| Frequency | 48…52 Hz |
| Operation temperature | -25…75 °C |
| Voltage measurement | 3 phase |
| Accuracy of voltage measurement | ≤1 % |
| Voltage measurement range | 0…280 VAC |
| Overloading possibility of voltage measurement | 400 VAC |
| Internal fuse | 10x38 mm, 1A, 500V, I1>100kA |
| Current measurement | 4 pcs Rogowski sensor |
| Accuracy of current measurement | ≤1 % |
| Range of current measurement | 10…6000 A |
| Overloading possibility of voltage measurement | 20 kA |
| Surge | 6 kV |
| Insulation strength | 2.5 kVeff |
| Power backup time | 3.5 minute |
| Sampling frequency | 32 kHz |
| Power supply source | From measured network |
| Restarting time after the returning of the supply voltage | <20 s |
| Internal clock accuracy | <1 s/day |
| Remote communication | LTE 4G, GPRS |
| Local communication | 2 x RS485 (optional) |
| IP protection | IP65 |
| Dimensions | 193 x 164 x 93.3 mm |
| Mounting | With screw (optionally with straps) |
| Weight (together with the cables) | 3 Kg |
