Product Introduction
(1) This instrument is a powerful power quality analysis system composed of a laptop microcomputer, a high-precision sampling system, and rich software. (2) Analyzable: harmonics (2-50 times), three-phase imbalance (negative sequence, positive sequence, zero sequence), voltage fluctuations and flickers, system frequency, voltage deviation, power, and power factor. (3) Various tests, statistical reports, trend charts, waveform charts, spectrum charts, vector charts, etc. (4) Analysis 1 × 3-phase voltage, 1 × 3-phase current. (5) Small size and light weight. (6) 5.7 inch color LCD display. (7) 16 bit A/D conversion, sampling 128 points per week. (8) Full Chinese interface, user-friendly design - easy to operate and use.
---------★ Main functions and features ★----------------------------
◆ Full Chinese interface, user-friendly design - easy to operate and use.
◆ Adopting a 5.7 inch high-resolution large screen TFT color LCD display.
◆ High speed sampling, capable of achieving 128 points/cycle sampling.
◆ Can analyze 2-50 harmonic voltage, harmonic current, three-phase imbalance (negative sequence, positive sequence, zero sequence), voltage fluctuation and flicker, system frequency, voltage deviation, power, and power factor.
◆ It can automatically save test data on a regular basis, and the storage interval can be set according to on-site needs (with a minimum storage interval of 5S)..
◆ Built in large capacity memory, data can be exported from a USB flash drive.
◆ Power quality reports can be generated on the instrument itself.
Small volume (240 × three hundred and twenty × 150mm), lightweight (3Kg).
---------★ Technical indicators ★----------------------------
◆ Harmonic analysis range: 2-50 times
Voltage measurement range: 10~400V
Current measurement range: 0.05-5A
Frequency measurement range: 47~55Hz
Power grid frequency error: ≤ 0.01Hz
Voltage deviation error: ≤ 0.2%
Voltage fluctuation error: ≤ 0.2%
Flash error: ≤ 5%
Three-phase voltage imbalance error: ≤ 0.2%
Harmonic measurement error: meets the requirements of national standard A-level instruments
---------★ Executive standards ★----------------------------
◆GB/T19862-2005Power quality monitoringGeneral requirements for equipment
◆ GB/T14549-1993 Power Quality - Harmonics in Public Power Grids
◆ GB/T12325-2008 Power Quality - Permissible Deviation of Supply Voltage
◆ GB12326-2008 Power Quality Voltage Fluctuation and Flicker
GB/T15543-2008 Power Quality - Permissible Unbalance of Three Phase Voltage
◆ GB/T15945-2008 Power Quality - Permissible Frequency Deviation for Power Systems