... 4. Clamp size: diameter 8-60mm 5. transformer JW Series Clamp Current Transformer ModelPrimary CurrentSecondary OutputIsolation VoltageAccuracy ClassSecondary LoadClamp ... SizePictureJW010~10A10 mA, 20 mA, 50 mA,80 mA, 100 mA , 200mA3KV0 ... .2, 0.5, 1≤5W60*60mm JW070~200A10 mA, 20 mA, 50 mA,80 mA, 100 mA , 200mA3KV0.2 ...