Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd.
Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd. an exclusive current transformer, split core current transformer, current clamp & voltage transformer manufacturer.
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(Accuracy 0.05% or 0.1%)
The GF3031 is a powerful and portable three phase current and voltage source. All test values are generated absolutely synthetically with a high degree of accuracy and stability. The source is available in 12 A, 24A or 120 A.
The GF3031 three phase portable power source is a lightweight and portable current and voltage source based on newest technology and serves for solving this problem by simulating the required load conditions. Operation is performed by integrated 7“ touch screen or via keyboards.
Features
Accuracy class 0.05 or 0.1
Three phase current generation up to 120 A (AC)
Three phase voltage generation up to 500 V
All test values are generated synthetically
7 inch TFT touch LCD
With USB or RS232
Weight light 15Kg
Overload, short circuit, open circuit protection
Functions
Individual load point settings
Programmable phase shift control from 0-360°
Programmable wave form generation for voltage and current
Generation of up to the 51th harmonic in voltage and current
Programmable power factors
Programmable frequency 40-70Hz
Configuration of balanced and unbalanced load points
Color display with graphical interface
Indication of load values, vector diagram and waveform
Current, voltage and phase shift are adjustable to high accuracy individual per phase
User friendly menu guided operation
Operation without need of an external PC.
| Electrical parameters | |
| Accuracy class | 0.05%, 0.1% |
| Power supply | Single phase AC 100-265 V, frequency 50/60 Hz |
| AC Voltage output | |
| Range (U1, U2, U3 phase) | 57.7V, 100V, 220V, 380V(Max 500V); range switch automatically |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 30VA |
| 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(Max 120A); range switch automatically |
| Adjustment range | (0-120)%RG |
| Adjust fineness | 0.01% RG |
| Accuracy | 0.05% RG |
| Stability | <0.01% RG/120s |
| Distortion degree | <0.3% (not capacitive load) |
| Output power | 20VA(20A), 50VA(100A) |
| 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 |
| Stability | 0.01% RG/120s |
| Phase angle | |
| Adjusting range | 0°-359.99° |
| Resolution | 0.001° |
| Accuracy | 0.03° |
| Power factor | |
| Adjusting range | -1 ~ 0 ~ +1 |
| Resolution | 0.0001 |
| Accuracy | 0.0005 |
| Frequency | |
| Adjusting range | 40-70 Hz |
| Resolution | 0.001 Hz |
| Accuracy | 0.005 Hz |
| Temperature drift | ± 0.5 PPM/°C |
| Long-term stability | ± 4 PPM/year |
| Voltage /Current/Harmonic Setting | |
| Harmonic number | 2-51times |
| Harmonic content | 0-40% |
| Harmonic phase | 0-359.99 |
| Harmonic setting accuracy | (10%±0.1%)RD(2) |
| Mechanical parameters | |
| Dimensions (W×D×H) (mm) | 495x390x195 |
| Weight (kg) | 15 |
| Environmental conditions | |
| Working temperature | 0°C to 50°C |
| Storage condition | -30°C to -60°C |
| Relative humidity | ≤ 85% |