ZCT502 Pin type zero phase current transformer

ZCT502 PCB electrical zero sequence current sense transformer Electrical Specification (Customized is available) Rated Current 30A DC Resistance at 25℃ 49±3Ω Dielectric Withstanding      Voltage(Hi-pot) 2500Vrms Output Voltage Vo >6.3mV Zero phase current transformer: The primary coil of the zero current transformer passes through the three-phase conductor of the measured circuit. Under normal conditions, since the vector sum of the three-phase currents is zero,…

ZCT501 Pin type zero phase current transformer

ZCT501 Pin type zero phase current sensor China supplier Electrical Specification (Customized is available) Rated Current 30A DC Resistance at 25℃ 26±4Ω Dielectric Withstanding      Voltage(Hi-pot) 2500Vrms Output Voltage Vo 11±3mV Zero-sequence current transformers are also called residual current transformers, ground current transformers or leakage current transformers. They are usually used in power fire protection equipment. When the power system generates zero-sequence grounding current,…

PCT531 Precision current transformer

PCT531 precise current transformer Electrical Specification (Customized is available) Rated Primary Current 2.5mA Max Primary Current 5mA Rated Secondary Current 2.5mA Accuracy 0.1~2.0 Electrical Strength 3000VAC 1mA60s Load Resistance 400Ω Rated Frequency 50/60HZ Like voltage transformers, current transformers and current measuring instruments have minimal error around their rated values. Therefore, the rated primary current of the current transformer should be equal to or slightly larger…

PCT901 Precision current transformer

PCT901 precise electricals current transformers Electrical Specification (Customized is available) Rated Primary Current 20A Max Primary Current 320A Rated Secondary Current 100mA Accuracy 0.1~2.0 Electrical Strength 3000VAC 1mA60s Load Resistance 50Ω Rated Frequency 50/60HZ Usage Principle of Current Transformer The wiring of the current transformer should follow the series principle: the primary winding should be connected in series with the circuit under test, while the…

PCT843 Precision current transformer

PCT843 high precision current transformer supplier Electrical Specification (Customized is available) Rated Primary Current 10A Max Primary Current 80A Rated Secondary Current 10mA Accuracy 0.1~2.0 Electrical Strength 3000VAC 1mA60s Load Resistance 40Ω Rated Frequency 50/60HZ Note that: The circuit of secondary winding can not be opened absolutely,once its circuit is opened, the current of primary winding I1 will all transform into magnetizing current, causing αm…

PCT842 Precision current transformer

PCT842 minature precision current transformer Electrical Specification (Customized is available) Rated Primary Current 100A Max Primary Current 210A Rated Secondary Current 100mA Accuracy 0.1~2.0 Electrical Strength 3000VAC 1mA60s Load Resistance 100Ω Rated Frequency 50/60HZ High Accuracy Current sensors have a key function in electrical equipment, so some characteristics of current transformers are also relatively high in order to integrate the coordination of actions and high…