| Model |
ES-CT16L |
ES-CT24L |
ES-CT36L |
| Current transformation ratio |
120 A : 40 mA |
200 A : 100 mA |
500 A : 250 mA |
| Applying current |
In = 120 A (50 Hz / 60 Hz) |
In = 200 A (50 Hz / 60 Hz) |
In = 500 A (50 Hz / 60 Hz) |
| Maximum current |
200 A |
500 A |
1,025 A |
| Clamping scope |
16 mm |
24 mm |
36 mm |
| Winding ratio |
3000 : 1 |
2000 : 1 |
2000 : 1 |
| Winding resistance |
250 ± 15 Ω |
59 ± 6 Ω |
39 ± 3 Ω |
| Nominal Phase Angle Error |
55 ± 20 min |
25 ± 20 min |
15 ± 5 min |
| Nominal Ratio Error |
0.5 % |
0.5 % |
0.3 % |
| Nominal Linearity |
Within ± 0.5 % |
Within ± 0.5 % |
Within ± 0.5 % |
| Standard Accuracy |
1.0 Class |
1.0 Class |
1.0 Class |
| Operating frequency |
20 Hz to 400 Hz |
20 Hz to 400 Hz |
20 Hz to 400 Hz |
| Output protection |
7.5 Vp |
3.0 Vp |
3.0 Vp |
| Weight |
70 g |
300 g |
300 g |
| Insulation Resistance |
DC 500 V / 100 MΩ more |
DC 500 V / 100 MΩ more |
DC 500 V / 100 MΩ more |
| Dielectric strength |
AC 1500 V / 1 min |
AC 2000 V / 1 min |
AC 2000 V / 1 min |
| Allowed number of release |
Around 100 times |
Around 100 times |
Around 100 times |
| Service temperature & humidity |
- 20 ℃ ~ + 50 ℃, ≤ 85 % RH |
- 20 ℃ ~ + 50 ℃, ≤ 85 % RH |
- 20 ℃ ~ + 50 ℃, ≤ 85 % RH |
| Preservation temperature & humidity |
- 30 ℃ ~ + 90 ℃, ≤ 85 % RH |
- 30 ℃ ~ + 90 ℃, ≤ 85 % RH |
- 30 ℃ ~ + 90 ℃, ≤ 85 % RH |
Business > Compact Current Transformer
