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    					| Study of Selection for Zero Sequence Current Transformer within Switchgear |  
						| Xu Tiejun1,Li Yue2 |  
						| 1.XD Baoguang Baoji Co.,Ltd, Baoji, Shaanxi 721006; 2.Shaanxi Baoguang Vacuum Electric Device Co.,Ltd, Baoji, Shaanxi 721006
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													    | Abstract  This article brief introduce the zero sequence current transformer within Switchgear, suitable 0.38~66kV, analyses the characteristic of it. Discuss how to select the suitable zero sequence current transformer, thereby, reach the best effect. |  
															| Published: 28 March 2013 |  |  |  |  
													
																												  
															| [1] 高压供配电设备强制性标准实施与选型使用技术手册[M].长春,吉林科学技术出版社,2004. [2] 中华人民共和国国家标准.GB1208-2006 电流互感器[S].北京:中国标准出版社,2007.
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