Support Type Current Transformers AD12 / AD17 / AD24 / AD24-L
| Model | Application Voltage | Typical Primary Current Range | Short-Time Thermal Current (Ith) | Typical Ratios | Burden (VA) | Accuracy Class |
|---|---|---|---|---|---|---|
| AD12 | Up to 12 kV | 100 A – 600 A | 16 – 25 kA / 1s | 100/5, 200/5 | 15 – 30 | 0.5, 1.0, 5P10 |
| AD17 | Up to 17.5 kV | 200 A – 800 A | 25 – 31.5 kA / 1s | 200/5, 400/5 | 15 – 30 | 0.5, 1.0, 5P10 |
| AD24 | Up to 24 kV | 300 A – 1000 A | 31.5 – 40 kA / 1s | 400/5, 600/5 | 15 – 30 | 0.5, 1.0, 5P10 |
| AD24-L | Up to 24 kV (Large) | 600 A – 1200 A | 31.5 – 40 kA / 1s | 800/5, 1000/5 | 15 – 30 | 0.5, 1.0, 5P10 |
Frequency: 50/60 Hz
Insulation Level (Typical):
AD12: 12/28/75 kV
AD17: 17.5/38/95 kV
AD24/AD24-L: 24/50/125 kV
Mounting: Indoor installation on epoxy-insulated support base
Standards: IEC 61869-2 or IEC 60044-1
