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TAN
MEASURING OR PROTECTION CT SUITABLE FOR PHASE OR HOMOPOLAR (CORE BALANCE CT) PROTECTION
- Closed core current transformer
- Tape wound and protected by insulating paint
- Suitable for medium voltage applications on insulated single or multiple cables or oil immersed
- Small overall dimensions • Custom designed according to customers requirements
100% MADE IN ITALY
| Standard technical features | |
|---|---|
| Highest voltage for equipment Um (phase to phase) | 0,72 kV |
| Rated power frequency withstand voltage | 3 kV rms / 1min |
| Insulating class | E |
| Rated primary current (Ipr) | from 30 to 20.000 A |
| Rated secondary current (Isr) | 1 or 5 A |
| Rated frequency (fR) | 50 or 60 Hz |
| Instrument security factor (FS) | from 5 to 20 |
| Rated continuous thermal current (Icth) | 1,2 In |
| Rated short time thermal current (Ith) | up to 90kA / 1sec |
| Rated dynamic current (Idyn) | 2,5 Ith |
| Rated burden | from 1 to 200 VA |
| Accuracy class | 0,5 - 1 - 3 - 5P |
| Use | for indoor; in air; in oil |
| Operating temperature range | - 25 … + 40 °C |
| Storage temperature range | - 40 … + 85 °C |
| Insulation material | cotton tape and insulating paint |
| Secondary terminals | 2 leads (lenght = 3m and cross section = 3 mm2) |
| Reference standards | IEC61869 |
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