ZCT402 Lead Wire Type Zero Phase Current Transformer factory direct sale Electrical Specification (Customized is available) Rated Current 125A DC Resistance at 25℃ 370Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 6.3-6.7mV The zero phase current transformer is combined with the leakage protection relay to form a leakage and ground fault protection device. The zero-sequence leakage current exceeding the set…
ZCT401 Lead Wire Type zero sequence current transformer realiable supplier Electrical Specification (Customized is available) Rated Current 75A DC Resistance at 25℃ 68±6Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 17-21mV Precautions for installation of zero-sequence current transformers Most of the zero-sequence current transformers are of the through-core type, and the principle and installation are relatively simple. However, special attention…
ZCT225 Lead Wire Type Zero Phase Current Transformer phase transformation Electrical Specification (Customized is available) Rated Current 225A DC Resistance at 25℃ 11±3Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 25-30mV Rated Current 225A DC Resistance at 25℃ 11±3Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 25-30mV The zero-sequence transformer mainly has the following applications: The outlet of the low-voltage side of the transformer of…
ZCT220 Lead Wire Type Zero Phase current transformer and potential transformer Electrical Specification (Customized is available) Rated Current 30A DC Resistance at 25℃ 36±4Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 300-360mV Introduction of zero-sequence current transformer Zere phase current transformer is a single-turn through-core current transformer, and it is also a kind of current transformer dedicated to power cables,…
ZCT218 Lead Wire Type single phase current transformer Electrical Specification (Customized is available) Rated Current 60A DC Resistance at 25℃ 60±4Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo 10-12.5mV The working principle of the zero-sequence current transformer The zero-sequence current transformer is mainly composed of primary winding, secondary winding, annular iron core, wiring cable and shell in use. Its primary…
ZCT213 Lead Wire Type Zero Phase 3 phase current transformer Electrical Specification (Customized is available) Rated Current 30A DC Resistance at 25℃ 100±10Ω Dielectric Withstanding Voltage(Hi-pot) 2500Vrms Output Voltage Vo ≥20mV The basic principle of zero-sequence current transformer protection work is based on Kirchhoff’s current law: the algebraic sum of the complex currents flowing into any node in the circuit…
