GF106T CT analyzer is mainly used for field testing of Protection class CT and PT. This current transformer tester of test items mainly include excitation characteristic, CT ratio, polarity, degauss, ratio & phase error, 5% and 10% error curves, secondary winding resistance check, withstand test of power frequency alternating current and secondary load. Adopting LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to download data, with simple and convenient operation. It is a ideal current transformer test equipment for power engineering service company and electricity power utilities.
I. Current Transformer (CT) | II. Voltage Transformer (PT) |
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1. Excitation curve | 1. Excitation characteristic test |
2. CT ratio test | 2. PT ratio test |
3. Polarity | 3. Polarity |
4. 5% and 10% error curve | 4. Withstand test of power frequency alternating current |
5. Current Injecting | 5. Degauss |
6. Degauss | 6. Ratio error, phase error |
7. Ratio error, phase error | 7. Calculation of knee point value |
8. Withstand test of power frequency AC | 8. Actual secondary load test(Burden test) |
9. Auto calculation of excitation knee point value | 9. Resistance test |
10. Actual secondary load test(Burden test) | |
11. Resistance test |
Electrical parameters | ||
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Accuracy | 0.2%, 0.5% | |
Power supply | AC 220V±10% or AC 110V±10%, 50/60Hz | |
Excitation voltage output | 0-2500Vrms | |
Excitation current output | 0-5Arms (20A peak-value) | |
Large current output | 0-1000A | |
Large current cable length | 4m, 95mm² | |
Accuracy | ≤0.2% | |
Frequency | 50Hz or 60Hz optional | |
Secondary winding DC resistance measurement | Range | 0.1-300Ω |
Accuracy | ≤0.2% | |
Secondary actual load measurement | Range | 0.1VA-1000VA |
Accuracy | ≤0.2% | |
CT/PT phase error measurement | Accuracy | ±4min |
Resolution | 0.01min | |
CT ratio error measurement | Range | ≤25000A/5A(5000A/1A) |
Accuracy | ≤0.2% | |
PT ratio error measurement | Range | 1-500KV |
Accuracy | ≤0.2% | |
PT secondary voltage | 100,110,120,220,380, 100√3,110√3,120√3,220√3, 100/3,110/3,120/3,220/3 | |
LCD display | 5.6' inch blacklight LCD | |
Cable Length | Primary 4m; Secondary 5m; others customized | |
PC control software | Yes, Optional | |
Printer | Yes, Thermal printer | |
Standards | ||
Reference standards | GB1207-2006, GB1208-2006, GB16847-1997 IEC60044-1, IEC60044-6, IEC61869-1,2,3, ANSI/IEEE C57.13 |
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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) | 400 x 250 x 250 | |
Weight (kg) | ≤22 | |
Environmental conditions | ||
Operating Temperature | -10°C to 50°C | |
Storage Temperature | -40°C to 70°C | |
Relative humidity | ≤95%, on-condensing | |
Altitude | ≤2000m |