GF302D1 Three Phase Portable Energy Meter Calibration Equipment

energy meter calibration equipment

The GF302D1 three phase portable energy meter test system 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 GF302D1 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.



  • Accuracy class 0.05
  • 0-20A/0-500V, 0-120A/0-500V
  • Start testing and creep testing
  • Reference standard and power source integrated
  • Test by automatic or manual
  • 7 inch TFT touch screen
  • Weight light 15Kg
  • Recorder 500 sets energy meter data
  • Overload, short circuit, open circuit protection


Electrical parameters 
Accuracy class  0.05%, 0.1%
Power supply One Phase AC 100-265V, frequency 50/60Hz.
AC Voltage output 
Range(U1,U2,U3) 57.7V, 100V, 220V, 380V
or 69.3V, 120V, 240V, 480V( optional)
Adjustment range (0-120)%RG(1)
Adjust fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability 0.01%/120s
Distortion 0.3% (Non-capacitive load)
Output load each phase 30VA
Measuring accuracy 0.05%RG
AC Current output
Range (I1, I2, I3 ) 200mA, 1A, 5A, 20A, 100A(optional)
Adjustment range (0-120)%RG
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability <0.01%/120s
Distortion ≤0.3% (Non-capacitive load)
Output load 30VA
Accuracy 0.05%RG
Power output 
Active power output stability <0.01%RG/120s
Reactive power output stability <0.02%RG/120s
Active power measuring accuracy 0.05%RG
Reactive power measuring accuracy 0.1%RG
Phase Output
Output adjustment range 0°-359.999°
Output adjustment fineness 10, 1, 0.1, 0.01 as optional.
Resolution 0.01°
Accuracy 0.03°
Power Factor
Adjustment range -1 ~ 0 ~ 1
Resolution 10, 1, 0.1, 0.01 as optional.
Measurement accuracy 0. 0005
Frequency Output
Adjustment range 40Hz-70Hz
Output adjustment fineness 5Hz, 1Hz, 0.1Hz, 0.01Hz as optional.
Resolution 0.001Hz
Accuracy 0.005Hz
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)
Power Energy Measurement Error
Active power energy 0.05%RG
Reactive power energy 0.1%RG
Power Pulse Output
Power pulse type active pulse, reactive pulse
Active power pulse output 5V,10mA
Power Pulse Input
Energy pulse type support active and reactive pulse, the highest frequency
power pulse input is 180K.
Mechanical parameters
Dimensions (W×D×H) (mm) 495x390x195
Weight (kg) 15
Environmental conditions
Ambient temperature -10°C to +50°C
Relative humidity 35%-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.

Selection guide

No. Accuracy Voltage range Current range Weight
302D112001 0.10% 0-500V 0-120A 22KG
302D1120005 0.05% 0-500V 0-120A 22KG
302D11201 0.10% 0-500V 0-12A 15KG
302D112005 0.05% 0-500V 0-12A 15KG
302D12401 0.10% 0-500V 0-24A 16KG
302D124005 0.05% 0-500V 0-24A 16KG

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