High-voltage transformer iron core grounding current measuring system

• Main Author: LI JIAXIANG
• Format: Patent
• Language: Chinese; English
• Published: 12.03.2024
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model provides a high-voltage transformer iron core grounding current measuring system which is used for measuring the grounding current of an iron core. The system is characterized in that the system also comprises a current transformer, a digital display ammeter and a DCS system; the current transformer is provided with a center hole, sleeves the iron core and is used for detecting the grounding current of the iron core; the input end of the digital display ammeter is connected with the current transformer, and the digital display ammeter is used for displaying the numerical value of the grounding current; and the DCS system is connected with the output end of the digital display ammeter and is used for giving an alarm when the numerical value of the grounding current exceeds a preset alarm threshold value. The system can realize real-time monitoring and alarm of the grounding current. 本申请提供了一种高压变压器铁芯接地电流测量系统，用于测量铁芯的接地电流；其特征在于，还包括：电流互感器、数显式电流表、DCS系统；所述电流互感器具有中心孔，套设在所述铁芯上，用于检测所述铁芯的接地电流；所述数显式电流表的输