GF303D Three Phase Programmable voltage source and current source for power meter & power factor meter
GFUVE is a leading manufacturer of three phase portable meter test equipment for electricity meters and energy meter testing and calibration in China, we supply stationary or portable test equipment, power sources, reference standards, calibrators.
The GF303d three phase Programmable voltage source and current source consists of an integrated three phase current and voltage source(up to 500V/120A or 500V/20A) and built-in three-phase electronic reference standard of accuracy class 0.05%. Characteristic features of the GF303D are its wide measuring range, high accuracy and high tolerance to unwanted external influences. The equipment offers high functionality combined with an excellent menu guided operation via built-in keyboards and colored 7” touch LCD-display.
GF303D portable Programmable voltage source and current source adopts mature signal synthetic and advance power amplifier technology, wide voltage and current output with high efficiency and high stability, to be widely used in lab and field.Our phase angle adjustable multi-channel programmable power sources are either constant current mode or constant voltage mode power sources. They are equipped with functions to adjust the output amplitudes, output frequencies, output phases, output enabled/disabled, open/closed loop control through PC via either RS232 or IEEE-488.2 interfaces.
APPLICATION
It is suitable for power department, measuring department, quality control department, research units, and institutions of higher learning, and electric energy meter, power distribution terminals, power supply management, load control, power quality, reactive power compensation device and the production of enterprise etc.
Nation-level utility companies
Governmental bureaus of metrology
Energy meter manufacturer
FEATURES
- Voltage, current output a wide range, big power, high stability, waveform distortion degree is small
- Strong with load ability, but it can take capacitive, sensibility, resistance of composite type load or load and load regulation is higher than 0.01%
- To apply the 32 bit MPU + DSP + CPLD, powerful flexible
- To use hardware PID, fast response, the change of load will not cause output volatility
- Industrial frequency waves as high as 5000 points a week of the wave kneading, signal output without filter, precise output waveform, the harmonic output precision, harmonic distortion degree is small
- To set up and take the load regulation of voltage, current, phase angle ,frequency and power factor etc; as a large current source, voltage source and power source
- To set 2 ~ 63times of the amplitude and phase harmonics, and it can be added to the base wave in every harmonic output
- Range switching automatically
- To use software calibration, simple operation, stable and reliable
- Display of vector diagram, adjustable to IEC387 OR DIN410, IEC60736
- Big touch screen, 7-inch TFT color LCD display, English interface, operating simply
- To have perfect over-current, over-voltage, heat, a shorts-and-opens, overload protection, failure detection automatically
- With RS232 interface, and PC connection
- To take place machine software, it can be output through the PC software program
PARAMETERS
| Electrical parameters |
| Accuracy class | 0.02%, 0.05%, 0.1% |
| Power supply | Single phase AC 85-265 V, frequency 50/60 Hz |
| AC Voltage output |
| Range (U1, U2, U3 phase) | 57.7V/100V/220V/380V; range switch automatically(Max 600V) |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG, 0.02% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 25VA |
| Full load regulation rate | 0.01% RG |
| Full load regulation time | Less than 1mS |
| Long-term stability | ± 60 PPM/year |
| AC Current output |
| Range (I1, I2, I3 phase) | 0.2A, 1A, 5A, 20A, 100A; range switch automatically |
| Adjustment range | (0-120)%RG |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG, 0.02% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 45VA |
| Full load regulation rate | 0.01% RG |
| Full load regulation time | Less than 1mS |
| Long-term stability | ± 60 PPM/year |
| Power output |
| Accuracy | 0.05% RG, 0.02% RG |
| Stability | 0.01% RG/120s |
| Phase angle |
| Adjusting range | 0°-359.99° |
| Resolution | 0.001° |
| Accuracy | 0.05°, 0.02° |
| Power factor |
| Adjusting range | -1 ~ 0 ~ +1 |
| Resolution | 0.0001 |
| Accuracy | 0.0005 |
| Frequency |
| Adjusting range | 40-65 Hz |
| Resolution | 0.001 Hz |
| Accuracy | 0.005 Hz, 0.001 Hz |
| Temperature drift | ± 0.5 PPM/°C |
| Long-term stability | ± 4 PPM/year |
| Harmonic accuracy |
| Harmonic phase | 0°-359.99° |
| Harmonic phase accuracy | < 0.01° |
| Harmonic set accuracy | 0.1% (relative to the base wave ratings) |
| Mechanical parameters |
| Dimensions (W×D×H) (mm) | 500x600x175 |
| Weight (kg) | 25 |
| Environmental conditions |
| Working temperature | 0°C to 40°C |
| Storage condition | -30°C to -60°C |
| Relative humidity | ≤ 85% |
SELECTION GUIDE
| NO. | Accuracy | Voltage range | Current Range | Weight |
| 303D1201 | 0.10% | 0-500V | 0-120A | 27KG |
| 303D12005 | 0.05% | 0-500V | 0-120A | 27KG |
| 303D1201 | 0.10% | 0-380V | 0-12A | 18KG |
| 303D1205 | 0.05% | 0-380V | 0-12A | 18KG |
| 303D2401 | 0.10% | 0-500V | 0-24A | 20KG |
| 303D2405 | 0.05% | 0-500V | 0-24A | 20KG |
Photo
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Three Phase 500V 120A Programmable Voltage Source RS232 Images
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