Transformer core ground connection on -line monitoring system

• Main Authors: CHEN RUSHEN, LI YONGYUE
• Format: Patent
• Language: Chinese; English
• Published: 29.06.2016
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; PHYSICS; TESTING; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR

The utility model discloses a transformer core ground connection on -line monitoring system, including electric current sensing unit, monitor cell and fusing unit, the electric current sensing unit is punching formula current transformer, the electric current sensing unit is connected with the transformer to be connected with monitor cell through secret connecting wire, the setting of fusing unit is in on the transformer earth connection, and with the current input of electric current sensing unit connects. The utility model provides a transformer core ground connection on -line monitoring system can accurately monitor transformer core ground connection situation, multiple guarantee transformer safety work. 本实用新型公开了一种变压器铁芯接地在线监测系统，包括电流传感单元、监测单元和熔断单元；所述电流传感单元为穿芯式电流互感器，所述电流传感单元与变压器连接，并通过地下连接线与监测单元连接；所述熔断单元设置在所述变压器接地线上，并与所述电流传感单元的电流输入端连接。本实用新型提供的变压器铁芯接地在线监测系统，能准确监测变压器铁芯接地状况，多重保障变压器安全工作。