CY-ECTST2 0.72KV Phase current + zero sequence current sensor and Three-phase Low Power Current Sensor
Apply to
≤ 24kV cable (insulated) bus
≤ 0.72kV low voltage non - insulated bus
Application
> Currents sensor is suitable for smart grid low or medium voltage switchgear insulation bus or cable bus measurement.
> Current sensor is mounted on insulated bus bars, shielded cable connectors or similar type insulated conductors.
Technical Data
| Model | CY-ECTST2 |
| Max. system voltage (cable bus) | 24kV |
| Insulation level | 0,66/3kV (0,72/3kV) |
| Rated ratio | Phase current | 600A/1V(4 times max ) |
| Zero sequence current | 20A/0.2V |
| Accuracy | Phase current | 0.5S(5P10)measure, metering, production compatible |
| Zero sequence current | 10P10(＜1%@1%~120%In) |
| Short time thermal current | 20xIn |
| Burden (load resistance) | ≥20kΩ |
| Frequency | 50/60 Hz |
| Operating temperature | -40°C to +70°C |
| Current sensor type | Phase current + zero sequence current sensor |
| Installation method and size | core is mounted on the busbar |
| Inner diameter 3-Φ85mm(3-Φ110mm) |
| bottom installed with screw holes |
| Standard | GB/T 20840.8 (GB/T 20840.6) IEC 60044-8 (IEC 61869-6) |
| Connection type | Air plug - lead terminal |
| Connecting cable | RVSP shielded wire L = 3 m (length can be customized) |
Outline Drawing
