GF1061CT Portable CT Analyzer With Printer

current transformer analyzer

GF1061CT portable CT analyzer is mainly used for field or lab testing, it can finish the measurements (M) and protection (P) class CT, PT and TYP class CT. Adopt 7 inch touch TFT LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to download data or RS232 port to PC control. This model GF1061CT current transformer analyzer is the most complete and easy-to-use testing system for protection and metering CTs according to IEEE C57.13 and IEC60044 & IEC61869 standards. It can test ct ratio error, phase error, polarity, excitation, DC winding resistance, CT installation loop burden, impedance, admittance etc. The GF1061CT is one ideal test tool for electricity power utility and electricity engineering company and so on.



  • Data storage 10000groups;
  • 7 inch color touch TFT LCD;
  • CT excitation curve testing;
  • Download word/PDF test report;
  • Testing of various types of CT;
  • With USB, WIFI, BT, RS232 port;
  • With battery function optional;
  • Full automatic demagnetization;
  • 10% error curve, 5% error curve;
  • Easy to operate, test error quickly;
  • Auto check knee point voltage value;
  • Programmable control by PC computer;
  • Test CT all parameter in one minute;
  • The best light CT analyzer-only 4.5KG;
  • Knee point voltage from 0.1 V up to 50 kV;
  • Impedance / admittance / flux/PF test optional;
  • Built in class 0.01 high precision standard ct;


  • Power plant;
  • Electrical laboratory;
  • Electricity power utilities;
  • Metrological service center;
  • Power engineering commissioning company;
  • Electricity power bureau & power company;
  • National Metrology and testing department;
  • Current transformer and voltage transformer factory;
  • Electrical Department of industrial and mining enterprises;


I. Current Transformer (CT)
1. Excitation curve
2. Current transformer ratio test
3. Polarity
4. 5% and 10% error curve
5. Accuracy limiting factor (ALF)
6. Degauss
7. Currnet transformer Ratio error, phase error
8. Automatic calculation of excitation knee point value
9. Burden test( CT installation current loop burden)
10. Resistance test(Winding DC resistance test)
11. Secondary time constant (Ts)
12. Remanence coefficient (Kr)
13. Transient dimensioning factor (Ktd)
14. Peak instantaneous error (Er)
15. Magnetizing inductance (LU)
16. Instruments security factor(FS)
17. Composite error
18. Visible Flashing LED when terminals are Live
19. Audible Warning Sound Error Indicator
20. Ability to Store and Generate/Print Report of Tests
21. Built-in Thermal Printer
22. Impedance Test
23. Admittance Test
24. Power factor Test


Electrical parameters
Accuracy 0.02% or 0.05S
Power supply Single phase AC 85-265V, 50/60Hz or Battery
Output current 0-5Arms (20A peak-value)
Output power 0-400 VA (1500 VApeak)
Automatic frequency variation range 0.1-60Hz
Equivalent excitation voltage ≤5000V/50KV
Accuracy ≤0.02% or 0.05%
Secondary winding DC resistance measurement Range 0.1-1000Ω
Accuracy ≤0.02% or 0.05%
Secondary burden measurement Range 0.1VA-1000VA
Accuracy ≤0.02%±0.1VA
CT/PT phase error measurement Accuracy ±1min (typical) / 3 min (guaranteed)
Resolution 0.1min
CT ratio error measurement Range 1-50000
Accuracy ≤0.02% or 0.05%
Measurable CT Secondary Windings one(Standard); three (optional)
Polarity Yes
LCD display 7' inch TFT touch color LCD
Cable Length Primary 5m; Secondary 5m; others customized
Communication port USB, RS232, WIFI
PC control software Yes, Optional
Printer Yes, Thermal printer
Reference standards GB1207-2006, GB1208-2006, GB16847-1997
IEC60044-1, IEC60044-2,6, IEC61869, ANSI/IEEE C57.13
Safety standards GB 4793.1-2007
EMC EMC standard 89/336/EEC
FCC Subpart B of Part 15 Class A
IEC 1000-4-2/3/4/6
Mechanical parameters 
Overall dimension (L x W x H) (mm) 350 x 270 x 170  
Weight(kg)   ≤4.5 
Environmental conditions 
Relative humidity Relative humidity 5%-95% not condensing
Operating temperature -10°C to +50°C
Storage Temperature -20°C to +70°C
Altitude ≤2000m; If the altitude is greater than 2500m, the instrument needs to be customized

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