| Place of Origin |
Hubei China (Mainland) |
| Brand Name |
Tianrui |
| Model Number |
TR01125B/TR21125B |
| Usage |
Current |
| Phase |
Single |
| Coil Structure |
Toroidal |
| Coil Number |
Other |
Production DescriptionHigh precision zero-sequence current transformer used for leakage protection.Performance IndicatorsParameterSymbolIndicatormain dimension--Internal hole /Length/Height/Thickness25mm/80mm/69.5mm /23mmOnce zero-sequence currentIn0 5ASecondary output currentIO0 5V(0 5mA)Load resistanceRL>10kΩ(<1kΩ)Precision levelρ0.2, 0.5 levelLinearity range5% 200%Phase difference of the rated siteδ5 15Withstand voltageVd3000V/minDielectric strength1000MΩ/500V/minWorking temperatureTa-25 +65Storage temperatureTs-40 +80Working frequencyf45Hz 1500HzRelative Humidity<90%Enclosure materialFire retardation PBT/Fire retardation ABSProduct Features Sealing with epoxy resin, excellent antivibration capability.Perforation method is used with the aperture 12mm, it is convenient for the installation of busbar.High permeability material is used; Wide measurement range.Beautiful, small, with flexible application..Product ApplicationUsed for electrical fire monitoring, fire and leakage prevention system, low current grounding system, electromagnetic relay protection, microcomputer protection, etc.Main specificationsInputOutputLoadPrecisionPhase differenceLinearity range0.3A0.1V(0.3mA)---0.2<155% 200%0.5A0.2V(0.5mA)---0.2<155% 200%1A0.5V(4mA)---0.2<155% 200%2A2V(2mA)---0.2<155% 200%5A2V(5mA)---0.2<155% 200%PrecautionsDuring use, output type may be the output type with lead wire or the output with connector.