Wuhan Wei Austrian three high Electrical Equipment Co., Ltd. - WAFA-III the intelligent CTPT analyzer CTPT analyzer for current transformer the following tests: 1) excitation characteristic test 2) turns ratio detection 3) school than the difference between the angle difference experience 4) polarity check 5) secondary winding resistance measurements 6) secondary load measuring 7) 5% and 10% error curve measurements 8) testing and analysis of CT transient characteristics) the CT nameplate automatically infer 10) inflection point voltage / current accuracy limit factor, instrument security factor, secondary time constant, remanence factor, accurate, saturated and unsaturated inductance CT parameters the measurement CTPT analyzer can also be used for voltage transformer of the following tests: 1) PT turns than detection 2) PT polarity check) PT secondary winding resistance measurement 4) the PT secondary load measuring device applications: 1) CT nameplate parameter calibration) CT access current load parameters check 3) analysis of the impact of the of CT transient characteristics of the protection devices. 4) PT nameplate parameter calibration 5) Technical Specifications 1, the the PT secondary load check 1.2 CTPT analyzer test standard basis: IEC60044-1, IEC60044-2, IEC60044-5, IEC60044-6, GB1207, with GB1208, GB16847 GBT4703 , C57.13 2 input supply voltage: AC220V ± 10% 50Hz/60Hz ± 10% output voltage: 0.1 ~ 125V (AC) 4 Output Current: 0.001 ~ 5A (RMS) 5 Output Power: 300VA 6 highest equivalent inflection point Voltage: 45KV 7 current measurement: Range: 0 ~ 10A (autoranging 0.1/0.4/2/10A). error <± 0.1% +0.01% FS 8 Voltage measurement: Range: ~ 200 V (autorange 1/10/70 / 200V) error <± 0.1% +0.01% FS 9 turns ratio measurement: Range: 1 to 30000 1 2000 error <0.1% from 2000 to 30000 error <0.2% 10 phase measurement: accuracy: ± 2min Resolution: 0.01min 11 secondary winding resistance measurement range: range: 0 to 8KΩ (autoranging 2/20/80Ω/800Ω/8kΩ) error <0.2% RDG +0.02% FS Maximum resolution: 0.1mΩ 12 temperature measurements: -50 3 degrees to 100 degrees, the error is less than 13 CT secondary load measurement: 0 ~ 160ohm (2/20/80ohm/160ohm) error of 0.2% RDG +0.02% FS maximum resolution of 0.