33kV Dry-Type Voltage Transformer - High-Performance Utility Measurement Solutions from China Suppliers and Factory
Product Parameter
| Parameter | Specification |
| Rated Voltage | 33kV |
| Rated Secondary Voltage | 100V / 110V |
| Frequency | 50Hz |
| Accuracy Class | 0.2 / 0.5 / 1.0 |
| Rated Burden | 10VA – 300VA |
| Insulation Class | Class F / Class H |
| Cooling Method | Natural air cooling |
| Partial Discharge | ≤5 pC |
| Power Frequency Withstand Voltage | 70kV (1 min) |
| Lightning Impulse Withstand Voltage | 170kV |
| Installation Type | Indoor (panel-mounted) |
| Standards | IEC 61869 / GB 1207 |
Product Applications
Product Advantages
Key Benefits
The 33kV Dry-Type Voltage Transformer is a high-reliability, utility-grade instrument transformer designed for demanding medium- and high-voltage systems. Its advanced insulation technology, strong dielectric performance, and compact structure make it ideal for substations, industrial facilities, and renewable energy applications.
With long service life, high accuracy, and maintenance-free operation, it provides a dependable solution for modern power measurement and protection systems.
FAQ
It is designed with higher insulation and dielectric strength to safely handle higher voltage levels in utility systems.
It is primarily designed for indoor use but can be integrated into outdoor systems when installed in protective enclosures.
It supports high-precision classes such as 0.2, suitable for metering and protection applications.
It maintains stable voltage output and measurement accuracy even under variable electrical load conditions.
Epoxy resin insulation, low partial discharge, and high-quality core materials ensure stable long-term performance.
It complies with international standards including IEC 61869 and GB 1207.



