GF3021 High Performance Multifunction Instrument Calibrator
GF3021 Portable Multifunction Instrument Calibrator is suitable for power plant and power grid companies for the following function: metrology and testing department and instrumentation classes, national levels metrological and testing institutions, railway, petroleum, chemical industry and other large industrial and mining enterprises, scientific research units, etc.
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The core technology function with digital signal processor (DSP) and 16 high-speed digital converters composed of high precision wideband linear power amplifier. The signal power source is 32bit DSP and 16 high-speed digital-to-analog converters, it can control the sine wave and distortion wave signal source. The integrated design of reference meter and source is adopted for this multi-product calibrator, as high accuracy three phase ac voltage source and current source, also as DC voltage source & current source, embedded industrial window operating system, auto programmable test scheme, save test data result. This GF3021 power calibrator is a excellent test tool for electrical engineer to test instruments.
Features
- Download word file test report;
- 2nd-31st times harmonics output;
- Programmable and save test scheme;
- Power factor from -1.00000 to 1.00000;
- Fully meet ISO17025 laboratory standards;
- Embedded industrial window 10 operating system;
- High precision linear power amplifier technology;
- 10-inch big screen color display and English interface;
- With USB port, it can connect computer for data management;
- Measurement range widely from 3×600V/3×20A AC and 1000V/20ADC;
- For the self-software calibration, you don't need to open the case, it's stable and reliable;
- With automatic failure detection function, shows fault part, the convenience users check line;
- Voltage short circuit, current open protection and power amplifier overheating protection function;
- As voltage source, current source and power source with high precision, and it is a high stability standard source;
- The built-in electric measurement transducer, electric measurement instrument and meter instructions of verification procedures, fully automatic or semi-automatic for verification, and save 10000 group test data;
Functions
- Testing multimeter;
- Testing frequency meter;
- Testing synchronous meter;
- Testing RTU & AC sampler device;
- Testing all kinds of energy meter;
- Testing all kinds of watt-hour meter;
- Measuring mechanical meter and electric meter;
- Testing all kinds of DC voltmeter and ammeter;
- Measuring frequency, phase shift and power factor;
- Testing single & three-phase active, reactive power meter;
- Power and energy measurements for active, reactive and apparent power;
- Harmonic spectrum analysis for voltage and current up to the 31st order;
- Testing all kinds of three phase and single phase AC voltmeter and ammeter;
- Testing all kinds of transducers (voltage transducer, current transducer, active & reactive power transducer, phase angle transducer, power factor transducer & frequency transducers etc);
Parameters
| Electrical parameters | |
|---|---|
| Accuracy class | 0.05% |
| Power supply | Single phase AC 220V±10% or 110V±10%, 50/60Hz |
| Communication port | USB, RS232, RS485, LAN |
| AC Voltage output | |
| Range(U1,U2,U3) | 50V, 100V, 200V, 400V, 600V |
| Adjustment range | (0 - 120)% RG |
| Adjustment resolution | 0.01% RG, 0.1% RG, 1% RG, 10% RG |
| Stability | 0.01% /1min |
| Distortion | ≤0.2% (non-capacitive load) |
| Max. output load | 25VA for each phase |
| Accuracy | 0.05% RG |
| AC Current output | |
| Range(I1,I2,I3) | 0.5A, 1A, 2.5A, 5A, 10A, 20A |
| Adjustment range | (0 - 120)% RG |
| Adjustment resolution | 0.01% RG, 0.1% RG, 1% RG, 10% RG |
| Stability | 0.01% /1min |
| Distortion | ≤0.2% (non-capacitive load) |
| Max. output load | 25VA for each phase |
| Accuracy | 0.05% RG |
| AC Power output | |
| Active output stability | 0.01%RG/1min |
| Reactive output stability | 0.02%RG/1min |
| Active accuracy | 0.05% RG |
| Reactive accuracy | 0.1% RG |
| Frequency output | |
| Adjustment range | 45-65Hz |
| Adjustment resolution | 1Hz, 0.1Hz, 0.01Hz and 0.001Hz |
| Resolution | 0.001Hz |
| Accuracy | 0.002Hz |
| Power factor output | |
| Adjustment range | -1 to 0 to +1 |
| Adjustment resolution | 0.0001 |
| Resolution | 0.0005 |
| Phase output | |
| Adjustment range | 0°-359.999° |
| Adjustment resolution | 10°, 1°, 0.1°, 0.01° |
| Resolution | 0.001° |
| Accuracy | 0.05° |
| Harmonic configuration | |
| Times | 2 to 31 |
| Content | 0-40% |
| Phase | 0°-359.999° |
| Configuration error | (10% RD + 0.1%), RD refers to the configuration value of harmonic contents |
| DC Voltage output | |
| Range | 75mV, 75 V, 150 V, 300 V, 500V, 1000 V |
| Adjustment range | (0-120)% RG |
| Adjustment resolution | 0.01% RG, 0.1% RG, 1% RG, 10% RG |
| Stability | 0.01% RG / 1 min |
| Distorting | ≤0.2% (non-capacitive load) |
| Output load | 25VA |
| Accuracy | 0.05% RG |
| Ripple contents | ≤1% |
| DC Current output | |
| Range | 0.5 A,1A, 2.5 A, 5 A, 10A, 20 A |
| Adjustment range | (0-120)% RG |
| Adjustment resolution | 0.01% RG, 0.1% RG, 1% RG, 10% RG |
| Stability | 0.01% RG / 1min |
| Distortion | ≤ 0.2% (non-capacitive load) |
| Output load | 25VA |
| Accuracy | 0.05% RG |
| Ripple contents | ≤1% |
| Energy Error | |
| Active error | 0.05% RG |
| Reactive error | 0.1% RG |
| DC Input Voltage Measurement | |
| Range | 0 to ±20V |
| Measurement range | (0-120)% RG |
| Accuracy | 0.01% RG |
| Resolution | 0.001% RG |
| DC Input Current Measurement | |
| Range | 0-20mA |
| Measurement range | (0-120)% RG |
| Accuracy | 0.01% RG |
| Resolution | 0.001% RG |
| Function | |
| LCD | 10 inch color |
| Power meter test | Yes |
| Energy meter test | Yes |
| Transducer test | Yes |
| Digital meter test | Yes |
| RTU & AC sampler device test | Yes |
| Protection relay device test | Yes |
| Power factor meter | Yes |
| Frequency meter test | Yes |
| Current meter test | Yes |
| Voltage meter test | Yes |
| Data storage | Yes |
| PC control software | Yes, optional |
| Standard | |
| Standard | JJG126-1995, JJG_597-2017, Q/GDW 1899-2013, DL/T1112-2009, DL/T630-1997, JJG124-2005; JJF1587-2016; IEC61010, IEC 61000, IEC 61326 |
| 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×H×D) (mm) | 460x430x185 |
| Weight (kg) | 20 |
| Environmental conditions | |
| Working temperature | 0°C to 40°C |
| Storage conditions | -30°C to 60°C |
| Relative humidity | ≤85% |
| (1) RG means range, the same as below; (2) RD means the setted harmonic content, harmonic can be a single output, also multiple output. |
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