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Multiproduct Calibrator
Multiproduct Calibrator

GF3021PORTABLE HIGH PRECISION MULTIPRODUCT CALIBRATOR

GF3021 Multifunction portable multiproduct Calibrator is suitable for power plant and power grid companies for the following function: measuring and testing department and instrumentation classes, national levels measuring and testing institutions, railway, petroleum, chemical industry and other large industrial and mining enterprises, scientific research units, etc. 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 source is 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 multiproduct 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 plan, save test data result. This power calibrator GF3021 is a excellent test tool for electrical engineer to test instruments.

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FEATURES

■ Download word test report;

■ 2-31 times harmonics output;

■ Programmable and save test scheme;

■ Fully meet ISO17025 Laboratory Standards;

■ Embedded industrial window 7 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;

■ For the 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;

■ 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;

■ As voltage source, current source and power source with high precision, and it is a high stability standard source;

FUNCTIONS

■ Testing multimeter;

■ Testing frequency meter;

■ Testing synchronous meter;

■ Testing all kinds of energy meter;

■ Testing RTU & AC sampler device;

■ Testing all kinds of watt-hour meter;

■ Testing all kinds of DC voltmeter and ammeter;

■ Measuring mechanical meter and electric meter;

■ Measuring frequency, phase shift and power factor;

■ Testing single & three-phase active, reactive power meter;

■ Harmonic spectrum analysis for voltage and current up to the 31st order;

■ Power and energy measurements for active, reactive and apparent power;

■ 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%, 0.1%
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 Resolution 0.001% RG
Standard
Standard JJG126-1995, JJG_597-2017, Q/GDW 1899-2013, DL/T1119-2009, 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×D×H) (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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