Description
Overview
GAOTek handheld three phase AC power quality analyzer is specially designed for comprehensive analysis and diagnosis on all the voltage, current, power, power, harmonic, phase electric parameters. It applies to the electricity industry, petrochemical, metallurgy, railway, mining enterprises, scientific research institution, metrological department. It is suitable for field test of three phases, multi-functional and intelligent, concise man-machine operation.
Features
- Waveform real-time display (4 channels voltage or 4 channels current).
- True RMS values of voltages and
- The DC components of
- Peak current and voltage
- Minimum and maximum half-cycle RMS current and voltage
- Phasor diagram
- Measurement of each harmonic up to order 50.
- Bar charts show harmonic ratios of current and voltage of each
- Total harmonic distortion (THD).
- Active, reactive, apparent power, by phase and
- Active, reactive, apparent energy, by phase and
- Transformer K
- Power factors (PF) and displacement factors (DPF or COSΦ).
- Short-term voltage flicker (PST).
- Three phase unbalances (current and voltage).
Technical Specifications
| Power Supply | Rechargeable lithium-ion battery pack 9.6 V, backup charger. |
| Battery Indicator | Battery symbol shows dump energy. When the voltage is too low, automatic shutdown after the 1 min. |
| Power Consumption | Current consumption of normal test 490mA, continuous working for 8 hrs. |
| Display Mode | LCD color screen, 640 dots × 480 dots, 5.6in, display domain: (116 mm × 88 mm). |
| Size Of Clamp | 008 small sharp current clamp: 0.29 in × 0.511 in (7.5 mm × 13 mm), 040 circle current clamp: 1.37 in × 1.57 in (35 mm × 40 mm), 068 circle current clamp: 2.67 in × 2.67 in (68 mm × 68 mm), |
| Number Of Channels | 4U or 4I. |
| Phase-To Phase Voltage | 1.0 V to 2000 V. |
| Phase-To-Neutral Voltage | 1.0 V to 1000 V. |
| Current | 008 current clamp: 10 mA to 10.0 A, 040 current clamp: 0.10 A to 100 A, 068 current clamp: 1.0 A to 1000 A Optional current transformer: instrument input current 1 mA to 500 mA. |
| Frequency | 40 Hz to 70 Hz. |
| Parameters Of Electricity | W, VA, Var, PF, DPF, cosφ, tanφ. |
| Energy Parameters | Wh, Varh, Vah. |
| Harmonic | Order 0 to 50. |
| Total Harmonic Distortion | Order 0 to 50, each phase. |
| Expert Mode | Yes. |
| Number Of Transient Records | 150 sets. |
| Voltage Flicker | Yes. |
| Starting Current Mode | Yes, 100 seconds. |
| 3 Phases Unbalance | Yes. |
| Record | 300 days (simultaneous recording 20 parameters, record one point every 5 s). |
| Min/Max Recorded Value | Measurement of maximum and minimum values over a period of time. |
| Alarm | 40 different types of parameter selections, 12,800 sets alarm logs. |
| Peak | Yes. |
| Phasor Diagram Display | Automatically. |
| Capacity Of Snapshots | 60. |
| Communication | USB. |
| Automatic Switching Off | When an alarm campaign is initiated or a search for transients, an inrush current capture, or a trend recording is pending or in progress, the device is not automatic switching off. In other test mode, 15 minutes without keystrokes, automatic shutdown after prompt 1 minute. |
| Backlight Function | Yes, suitable for use at night and dark place. |
| Length Of Voltage Test Wire | 3000 mm (3 m). |
| Length Of Current Sensor Wire | 2000 mm (2 m). |
| Input Impedance | Input impedance of test voltage: 1 MΩ. |
| Withstand Voltage | Withstand 3700 V or 50 Hz sinusoidal AC voltage for 1 min between instruments wiring and shell. |
| Insulation | Between instrument wiring and shell ≥10 MΩ. |
| Working Temperature And Humidity | 14 °F to 104 °F (-10 °C to 40 °C); below 80%Rh. |
| Storage Environment | 14 °F to 140 °F (-10 °C to 60 °C); below 70% Rh. |
| Instrument Dimensions | 9.44 in × 6.69 in × 2.67 in (240 mm × 170 mm × 68 mm). |
| Weight | Host: 3.52 lb (1.6 kg) (with battery). |
| Weight | 17.63 lb (8 Kg) |