OIP Insulated Residual Voltage Transformers
Residual voltage transformers are designed to protect capacitor banks against neutral grounding faults.
Technical Specifications
| Reference Standard | IEC, IS or ANSI |
| System Voltage (Um) | Up to 36 kV |
| Insulation Level | 70/170 kVp |
| Rated Primary Voltage | Up to 33000/Ö3 V |
| Rated Secondary Voltage | 110/Ö3 V |
| Rated Secondary Voltage for Open Delta Winding | 110/3 or 110 V |
| Burden | As per client requirement |
| Metering Accuracy Class | 0.5 or 1.0 |
| Protection Accuracy Class | 3P or 6P |
| Voltage Factor | 1.2 continuous and 1.9 for 8 hours |
| Insulation Class | B or higher |
| Frequency | 50 or 60 Hz |