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GF4385 Portable three phase power quality analyzer

portable power quality analyzer

GF4385 portable power quality analyzer is a low cost PQA carefully developed by GFUVE GROUP and specially designed for field test of three phase system, multi-functional and intelligent, concise man-machine operation.

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It is easy to use, large LCD screen display, high resolution, English display, shock-proof shell structure and so on. simultaneously measure 4-channel current (I1, I2, I3, I4 three phase and neutral wire current) and 4-channel voltage (U1, U2, U3, U4 three-phase voltage and neutral line voltage to ground), the peak value of current voltage, maximum/minimum value over a period, three-phase unbalance factor, short-flicker, transformer K factor, active power, reactive power, apparent power, power factor and displacement power factor, active power, reactive power, apparent power, total harmonic distortion and harmonic, etc; Display real-time waveform, harmonic ratio bar charts of current voltage; Dynamically capture instantaneous change of voltage current, monitoring starting current, monitoring the power parameters and generate the alarm list, generate the trend chart for a long time record test data.

Functions

  • Alarm function;
  • Snapshot function;
  • Transformer K factor;
  • Vector diagram display;
  • Inrush current monitoring;
  • Transient capture function;
  • The DC components of voltages;
  • Total harmonic distortion (THD);
  • IP65 structural portable design;
  • Peak current and voltage values;
  • Short-term voltage flicker (PST);
  • Three phase unbalance (current and voltage);
  • Trend chart recording and storing function;
  • 10A/100A/1000A/6000A current probe optional;
  • Measurement of each harmonic up to order 50;
  • True RMS values of voltages and currents;
  • Each phase and total active, reactive, apparent power;
  • Each phase and total active, reactive, apparent energy;
  • Power factors (PF) and displacement factors (DPF or COSΦ);
  • Minimum and maximum half-cycle RMS current and voltage values;
  • Waveform real-time display (4 channels voltage/4 channels current);
  • Bar charts show harmonic ratios of current and voltage of each phase;

Application

  • Factory;
  • Oil, gas company;
  • Power generation;
  • Wind power plant;
  • Power distribution;
  • Power quality audit;
  • Hydroelectric power;
  • Power quality reports;
  • Renewable power plants;
  • Electricity power company;
  • Photovoltaic power station;
  • Uninterruptible power supply;
  • Uninterruptible power supply in healthcare;
  • Recording transients of switching manoeuvers;
  • Effects of power quality issues on living and working environment;
 

Parameters

Electrical parameters　
Function Analysis and diagnosis on all the voltage, current, power, energy, harmonic, each phase electric parameters etc.
Accuracy 0.5%
Power Supply Rechargeable lithium-ion battery 10000mAh.
Input channels 4 channel voltage, 4 channel current
Rated voltage range (U1, U2, U3, U4, Un) 0-1000V AC/DC (phase voltage)
Rated voltage range (U1, U2, U3, U4) 0-2000V AC/DC (line voltage)
Rated current range (I1, I2, I3, I4) 10A/100A/1000A/6000A, optional
Frequency 40-70Hz
Phase shift 0-1
Harmonic 2-50 times
Total harmonic distortion 2-50 times, each phase
Voltage unbalance 0.0%~100%
Three phases unbalance Yes
Parameters of electricity W, VA, Var, PF, DPF, cosφ, tanφ.
Energy parameters Wh, Varh, Vah.
Number of transient records 150 sets
Voltage flicker Yes
Record 300 days(simultaneous recording 20 parameters, record one point every 5 seconds)
Min/Max value Yes
LCD display 5.6 inch color TFT LCD, 640×480, 4-bit LCD display, gray screen backlight
Alarm function 40 different types of parameter selections, 12,800 sets alarm logs.
Peak value Yes
Vector diagram display Yes
Snapshots Yes, 60pcs
Keys Yes, 21pcs
Storage card 2G
Communication USB port
Alarm function Yes
Power consumption Current consumption of normal test 490 mA, continuous working for 10 hours.
Insulation resistance ≥10MΩ (between instrument wiring and shell)
Withstand voltage AC3kV/50Hz 1min (between instrument wiring and shell)
Test cable Voltge cable 3m (5pcs), crocodile clips (5pcs)
PC software Yes
Standard IEC61010-1, IEC61010-2-31, IEC60529(IP54), pollution grade 2, 1000V cat III/600V cat IV, EN/IEC 61326; IEC 61000-4-30; IEC 61000-4-7, IEEE 519; IEC 61000-4-15; IEEE 1459; EN 50160
Mechanical parameters
Dimensions (W×D×H)(mm) 277.2×227.5×153
Weight (kg) 2.4
Environmental conditions
Operating temperature -10°C to +50°C
Storage temperature -40°C to 70°C
Relative humidity ≤90%RH

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