Art-Nr.: WMDEPQM700
Sonel PQM-700 Netzqualitätsanalysator
| Parameter | Measuring range | Max. resolution | Accuracy | |
|---|---|---|---|---|
| AC voltage (TRMS) | - | 0,0…760,0 V | 4 digits | ±0,5% Unom |
| Crest factor | Voltage | 1,00…10,00 (≤1,65 for 690 V) | 0,01 | ±5% |
| Crest factor | Current | 1,00…10,00 (≤3,6 for Inom) | 0,01 | ±5% |
| AC current (TRMS) | - | Dep. on clamp* | 4 digits | ±0,2% Inom (error does not apply to clamp error) |
| Frequency | - | 40,00...70,00 Hz | 0,01 Hz | ±0,05 Hz |
| Active, reactive, apparent and distortion power | - | Dep. on configuration (transformer, clamp) | 4 digits | Dep. on configuration (transformer, clamp) |
| Active, reactive and apparent energy | - | Dep. on configuration (transformer, clamp) | 4 digits | as power error |
| cosφ and power factor (PF) | - | 0,00...1,00 | 0,01 | ±0,03 |
| tgφ | - | 0,00...10,00 | 0,01 | Dep. on active and reactive power error |
| Harmonics | Voltage | DC, 1...40 | as for AC voltage TRMS | ±0,15% Unom for meas. val. < 3% Unom ±5% meas. val. for meas. val. ≥ 3% Unom |
| Harmonics | Current | DC, 1...40 | as for AC current TRMS | ±0,5% Inom for meas. val. < 10% Inom ±5% meas. val. for meas. val. ≥ 10% Inom |
| THD | Voltage and current |
The Sonel PQM-700 is a powerful, portable measuring device for precise analysis and recording of grid parameters in 50/60-Hz systems. Designed for demanding operating conditions, the analyzer impresses with high reliability – even at low temperatures or under harsh environmental conditions. The device meets the requirements of IEC 61000-4-30 (class S) and is ideally suited for assessing voltage quality in accordance with EN 50160 as well as the specifications of the German medium-voltage guidelines.
Highlights & Functions
- Four current inputs, including separate channel for the neutral conductor
- Records over 1,000 grid parameters – including mean, maximum, minimum and instantaneous values
- Integrated heater enables reliable measurements down to -20 °C
- IP65-certified housing – protected against dust and water jets
- Autonomous operation with internal battery – up to 6 hours runtime
- 2 GB memory card – data can be recorded locally and read out via USB
- Quick access to event data incl. oscillograms and half-period RMS
Measurable Parameters (Excerpt)
- Grid voltages: L1, L2, L3, N (up to 760 V, compatible with voltage transformers)
- Currents: L1, L2, L3, N (up to 6 kA, depending on current clamp*)
- Harmonics: up to the 40th order, incl. THD, interharmonics
- Power: active power (P), reactive power (Q), apparent power (S), distortion power (D)
- Energy: active energy (EP), reactive energy (EQ), apparent energy (ES)
- Power factors: PF, cosφ, tgφ
- Flicker: PST (short-term), PLT (long-term)
- Unbalance & event logging
- Calculation according to Budeanu and IEEE 1459
Grid Compatibility
AC Grids (50/60 Hz)
DC Systems
Compatible with:
-
1-phase / 2-phase grids with neutral conductor
-
3-phase star and delta systems
-
Aron circuit (star & delta)
-
Direct connection or via measuring transformers
-
Rated voltages from 64 V to 690 V
Application & Areas of Use
The PQM-700 is aimed at professionals in industry, maintenance, power engineering and the renewable energy sector. Thanks to its robust design, the device is particularly suitable for mobile on-site measurements – whether for maintenance work, fault analysis or long-term monitoring of power quality parameters in PV and wind installations.
Software Support: Sonel Analysis
With the PC software Sonel Analysis, all recorded data can be evaluated, visualized and converted into reports. The software supports, among other things:
- Device configuration & firmware updates
- Live monitoring via GSM modem
- Analysis according to EN 50160 or user-defined
- Diagrams, oscilloscope function, vector display, harmonics, interharmonics
- Special PV evaluations with Q=f(U) and cosφ=f(P)
| Properties |
|---|
| Display: | LED |
|---|---|
| Humidity max.: | 90% |
| ambient temperature: | -20 - +55 °C |
| measurement category: | CAT IV 300 V |
| protection rating: | Housing IP 65 |
| storage temperature: | -30 - +60 °C |
| Weight: | 1.6 kg |
| Width: | 77 mm |
| Height: | 180 mm |
| Length: | 200 mm |
| Parameter | Measuring range | Max. resolution | Accuracy | |
|---|---|---|---|---|
| AC voltage (TRMS) | - | 0,0…760,0 V | 4 digits | ±0,5% Unom |
| Crest factor | Voltage | 1,00…10,00 (≤1,65 for 690 V) | 0,01 | ±5% |
| Crest factor | Current | 1,00…10,00 (≤3,6 for Inom) | 0,01 | ±5% |
| AC current (TRMS) | - | Dep. on clamp* | 4 digits | ±0,2% Inom (error does not apply to clamp error) |
| Frequency | - | 40,00...70,00 Hz | 0,01 Hz | ±0,05 Hz |
| Active, reactive, apparent and distortion power | - | Dep. on configuration (transformer, clamp) | 4 digits | Dep. on configuration (transformer, clamp) |
| Active, reactive and apparent energy | - | Dep. on configuration (transformer, clamp) | 4 digits | as power error |
| cosφ and power factor (PF) | - | 0,00...1,00 | 0,01 | ±0,03 |
| tgφ | - | 0,00...10,00 | 0,01 | Dep. on active and reactive power error |
| Harmonics | Voltage | DC, 1...40 | as for AC voltage TRMS | ±0,15% Unom for meas. val. < 3% Unom ±5% meas. val. for meas. val. ≥ 3% Unom |
| Harmonics | Current | DC, 1...40 | as for AC current TRMS | ±0,5% Inom for meas. val. < 10% Inom ±5% meas. val. for meas. val. ≥ 10% Inom |
| THD | Voltage and current |