LGB型 35kV电流互感器

LGB-35kV dry-type current transformer( or LGB-33kV ) 产品尺寸及其它信息，请与公司联系。

产品介绍 (introduce) 该电流互感器由载流体、电容芯体、外护套、伞裙、二次线圈、底部箱体、端部结构等主要部件组成。底部箱体上设有接地端子，进行局部放电和介质损耗因数测量时将其解开作为测量端子，正常运行时应可靠接地。

The LGB high voltage dry-type current transformer made by Beijing NOBBEL electrical tech develop CO., LTD. is different from other similar products in CHINA and abroad. With reasonable design, the product has no oil, no ceramic, no gas. The product has new structure and beautiful appearance with the silicon rubber skirts as the outer insulation. This product is current transformer used for electric measuring meter and for electric protective device, and it is used in 50Hz, or 60Hz. This product can be used in both inside and outside. IEC60044-1 产品型号： LGB－35 参考标准：GB 1208－1997 《电流互感器》 使用条件 1、环境温度：－50℃～＋50℃ 2、海拔高度：标准设计为1000m，超过1000m时，按照GB 311进行修正。

3、污秽等级：Ⅲ级、Ⅳ级 性能指标 1、额定电压：35kV； 2、额定电流：可达3150A或更大。

3、绝缘水平： 35kV / 40.5kV / 95kV / 200kV 4、温升：不超过85K 5、局放水平：不大于5pC 验收与维护：设备不需要特殊维护，如需要清扫表面脏污，可用水冲洗或用软绸布擦拭。

Type： LGB－ 1 L：CT, Current Transformer G：dry type，no-filling B：with protect winding 1：rated voltage, kV service conditions Ambient air temperature: –50 ℃ ～ +50 ℃ The altitude： ≤1000m，if higher，amend according to IEC 60044 The creepage ratio：20mm/kV, 25mm/kV or 31mm/kV Technical indexes Rated voltage: 33kV, 52kV, 72.5kV, 123kV, 145kV, 170kV, 245kV Partial discharge: ≤5pC Dielectric dissipation factor: ≤0.004 Ith: 50 kA, Idyn: 125 kA Rated primary current: ≤3000A Rated secondary current: 5A or 1A Rated output capacity: 5-60VA Accuracy limit factor: 5, 10, 15, 20, 30. Accuracy classes for measuring core: 0.2, 0.2S, 0.5, 0.5S Accuracy classes for protective core: 5P, 10P, 5PR, 10PR, TPY All parameters are in accordance with IEC 60044-1