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《Relay》 2004-06
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Analysis of misoperation of rotor one-point grounding protection

SHAO Hong-quan (Henan Anfeng Electric Power Co.,Ltd, Zhengzhou 451250, China)  
The paper introduces the principle of LD-3 rotor one-point grounding relay that measures the admittance against the ground.The reason for the misoperation of the rotor grounding relay is the unstable touch of the ground carbon brush with the rotor shaft.
【CateGory Index】: TM862
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