>Product>Electrical Test Equipment>Power Source> Portable Voltage Transformer Tester
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The GF3031 programmable power source 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 6A, 12A, 20A or 120A version. 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. It is a high precision test equipment as AMI R & D or energy meter manufacturer factory. This model three phase power source can test energy meter, power meter, ammeter, voltmeter, power factor meter & frequency meter etc.
■ Portable design;
■ Weight light 15Kg;
■ With USB or RS232;
■ 7 inch TFT touch LCD;
■ 2-63st harmonics output;
■ Programmable controlled;
■ Accuracy class 0.05 or 0.1;
■ All test values are generated synthetically;
■ Three phase voltage generation up to 500 V;
■ Overload, short circuit, open circuit protection;
■ Three phase current generation up to 120 A (AC);
■ Individual load point settings;
■ Programmable power factors;
■ Programmable frequency 40-70Hz;
■ User friendly menu guided operation;
■ Color display with graphical interface;
■ Operation without need of an external PC;
■ Programmable phase shift control from 0-360.000°;
■ Configuration of balanced and unbalanced load points;
■ Indication of load values, vector diagram and waveform;
■ Programmable wave form generation for voltage and current;
■ Generation of up to the 63th harmonic in voltage and current;
■ Current, voltage and phase shift are adjustable to high accuracy individual per phase;
| 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° |
| Output adjustment fineness | 10, 1, 0.1, 0.01 as optional. |
| Resolution | 0.001° |
| Accuracy | 0.02° or 0.05° |
| Power factor | |
| Adjusting range | -1 ~ 0 ~ +1 |
| Resolution | 0.0001 |
| Accuracy | 0.0005 |
| Frequency | |
| Adjusting range | 40.000-70.000 Hz |
| Output adjustment fineness | 5Hz, 1Hz, 0.1Hz, 0.01Hz as optional. |
| Resolution | 0.001 Hz |
| Accuracy | 0.002 Hz |
| Temperature drift | ± 0.5 PPM/°C |
| Long-term stability | ± 4 PPM/year |
| Voltage /Current/Harmonic Setting | |
| Harmonic number | 2-63times |
| Harmonic content | 0-40% |
| Harmonic phase | 0-359.99 |
| Harmonic setting accuracy | (10%±0.1%)RD(2) |
| Function | |
| Communication Port | RS232, USB2.0 |
| Programmable controlled | Yes |
| Key | 29pcs |
| LCD | 7 inch TFT color touch display |
| PC control software | Optional |
| Standard | |
| Standard | IEC 62053-21,22, 23; IEC 60736; ANSI C12.20-2002; JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019; DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016 |
| Safety | |
| Isolation protection | IEC 61010-1:2001 |
| Measurement Category | 300 V CAT III, 600 V CAT II |
| Degree of protection | IP20 |
| Declaration of conformity | CE & CNAS certified |
| Mechanical parameters | |
| Dimensions (W×D×H) (mm) | 495x390x195 |
| Weight (kg) | 8, 12, 15, 20, 22 |
| Environmental conditions | |
| Working temperature | 0°C to 50°C |
| Storage condition | -30°C to -60°C |
| Relative humidity | ≤ 85% |
| NO. | Accuracy | Voltage range | Current Range | Weight |
|---|---|---|---|---|
| 303161 | 0.1% | 0-500V | 0-6A | 8KG |
| 3031605 | 0.05% | 0-500V | 0-6A | 8KG |
| 3031121 | 0.1% | 0-500V | 0-12A | 12KG |
| 30311205 | 0.05% | 0-500V | 0-12A | 12KG |
| 3031201 | 0.1% | 0-500V | 0-20A | 15KG |
| 30312005 | 0.05% | 0-500V | 0-20A | 15KG |
| 3031501 | 0.1% | 0-500V | 0-50A | 20KG |
| 30315005 | 0.05% | 0-500V | 0-50A | 20KG |
| 30311201 | 0.1% | 0-500V | 0-120A | 22KG |
| 303112005 | 0.05% | 0-500V | 0-120A | 22KG |
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