The JDZX10-12RJC is a 12kV indoor single-phase voltage transformer featuring epoxy resin casting with half insulation and a fully enclosed structure. It is designed for voltage measurement, electric energy metering, and protective relaying in AC power systems operating at 50Hz or 60Hz, with the highest equipment voltage of 7.2/12kV.
This model is suitable for V-connection in three-phase systems. Its structure provides stable performance in indoor environments and supports a load power factor of cosΦ = 0.8 (lagging). The product complies with international standards IEC 60044-2 and IEC 61869-1 & 3, ensuring reliability and measurement accuracy.
| Type | Rated primary voltage (kV) |
Rated secondary voltage (kV) |
Accuracy classes combination | Rated output (VA) |
Thermal limiting current (VA) |
Rated insulation level (kV) |
| JDZX10-12RJC | 11/√3 | 0.1/√3 | 0.2 | 15 | 400 | 12/28/75 |
| 0.5 | 30 | |||||
| 1 | 80 | |||||
| 0.1/√3/0.1/3 | 0.2/6P | 15/50 | 300 | |||
| 0.5/6P | 30/50 |
