China EVT/ZW32-10 Zero Sequence Voltage Sensor - High-Voltage Measurement & Protection from Leading Suppliers and Factory
China EVT/ZW32-10 Zero Sequence Voltage Sensor - High-Voltage Measurement & Protection from Leading Suppliers and Factory
Product Model
Technical Parameters
| Category | Project Indicators | |
|---|---|---|
| Rated voltage | 10kV/√3 | |
| Rated secondary output voltage | 3.25V/√3 (Phase sequence) 6.5V/3 (Zero sequence) |
|
| Accuracy | 0.5 (Voltage phase sequence) Level 1 (Voltage zero sequence) |
|
| Rated load | 2MΩ | |
| Rated frequency | 50Hz | |
| Insulation level | 12/42/75kV | |
| Partial Discharge | 10pC | |
| Working environment | Environment temperature | -40℃ ~ +70℃ |
| Daily average does not exceed | 40℃ | |
| Altitude | <1000m | |
| Relative temperature | <90% | |
| Maximum wind speed | 34m/s | |
Outline Dimension
Wiring Principle Diagram
Frequently Asked Questions
Q
What is the rated voltage of the EVTZW32-10 Zero Sequence Voltage Sensor?
The rated voltage of the EVTZW32-10 Zero Sequence Voltage Sensor is 10kV/√3, making it suitable for medium-voltage power distribution systems.
Q
What accuracy class does the EVTZW32-10 provide for zero sequence voltage measurement?
For zero sequence voltage measurement, the EVTZW32-10 achieves Level 1 accuracy, while it provides 0.5 accuracy for voltage phase sequence measurement.
Q
What is the insulation level of the EVTZW32-10 Zero Sequence Voltage Sensor?
The insulation level of the EVTZW32-10 is 12/42/75kV, ensuring reliable performance and safety in medium-voltage environments.
Q
What are the operating temperature and environmental conditions for this sensor?
The EVTZW32-10 operates in temperatures ranging from -40℃ to +70℃, with a daily average not exceeding 40℃. It is designed for altitudes below 1000m, relative humidity below 90%, and can withstand maximum wind speeds of 34m/s.
Q
What is the secondary output voltage of the EVTZW32-10?
The rated secondary output voltage is 3.25V/√3 for phase sequence and 6.5V/3 for zero sequence, with a rated load of 2MΩ.
Q
What is the partial discharge level of the EVTZW32-10 Zero Sequence Voltage Sensor?
The EVTZW32-10 has a partial discharge level of 10pC, which meets the stringent requirements for medium-voltage electrical equipment and ensures long-term reliability in service.