Main feature
1.Intelligentize：CT5901Large current tester series adopts ARM CPU chip technology,Adopts LCD display, synchronous display output current and secondary current, the instrument with a stopwatch functions, convenient and practical。
2.Conform to the state maintenance procedures：Device output power are all real voltage and current value, and standard sine wave of waveform, frequency of 50-60 hz; Can truly effective simulation of the true state of transformer, comply with the relevant maintenance regulations of the state
3.Output current is big：220 v input, the maximum output current 0-1000 - a, very suitable for field repair.
4.Complete functions：Can detect CT variable polarity than CT secondary loop
5.Instrument span a wide range：ratio25000A／5A 、5000A／1A。
Technical Parameters
（1000AOutput as a reference）
1.Input power: AC：240V·25A,60Hz
2.Output current: AC：1000A·5V或500A·10V
3.Output current waveform distortion: ≤5%
4.LCD digital display，Display a secondary current and variable ratio, leds indicate polarity
Precision：True virtual value±1%，
A current meter range：0~1000A，Resolution ratio：0.1A，；
The secondary current meter range measurement：0～6A, Resolution ratio：0.001A
5.Dual protection（The hardware and software protection）
6.Operating environment: Temperature-10~40℃,Relative humidity<80%
7.Volume: 450×320×280mm3
8.Weight: 30Kg
