Transformer turn ratio tester

      Our  ZC-203B   transformer turn ratio tester completes the three-phase ratio test at a time, and the test speed is fast and the accuracy is high. It’s technical parameters as the below.

      Technical Parameters:
      1). Range: 0.9 ~ 5000
      2). Accuracy:   0.1% (＜500)
           0.2% 2 words (500~2000)
           0.5% word (2000 or more)
     3). Resolution: minimum 0.0001
     4). Output voltage: 160V, 10V automatic shift
     5). Working power: AC220V±10%  50HZ
     6). Working temperature: -20 °C ~ 40 °C
     7). Relative humidity: ≤ 85%, no condensation