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TFX110 - TFL110
MEASURING OR PROTECTION CT SUITABLE FOR HOMOPOLAR (CORE BALANCE CT) PROTECTION
- Closed core transformer
- Moulded self estinguishing plastic housing
- Suitable for low voltage and medium voltage applications on insulated single or multiple cables
TFX110 suitable for homopolar protection according to CEI-016 standard
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) | 100 A |
| Rated secondary current (Isr) | 1 A |
| Rated frequency (fR) | 50 or 60 Hz |
| Instrument security factor (FS) | 5 or 10 |
| Rated continuous thermal current (Icth) | 1,2 In |
| Rated short time thermal current (Ith) | 16kA / 1sec |
| Rated dynamic current (Idyn) | 2,5 Ith |
| Rated burden | 0,5 VA |
| Accuracy class | 5P20 |
| Use | for indoor |
| Operating temperature range | - 25 … + 40 °C |
| Storage temperature range | - 40 … + 85 °C |
| Housing material | polycarbonate selfestiguishing accoding UL94 V0 |
| Insulation material | air |
| Protection degree (EN 60529) | housing IP50; terminals cover IP20 |
| Secondary terminals | 2 screw terminals M5 with hex nuts |
| Terminal cover | standard and sealable |
| Fixing system | cilindric rods |
| Reference standards | IEC61869; CEI-016 |
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