油浸式电流互感器简介 - 湖南华联火炬电瓷电器有限公司.DOC

◎油浸式电流互感器简介◎ ◆Brief introduction to Oil-immersed Current Transformer◆ 本产品符合国家标准GB1208-2006《电流互感器》和国际电工委员会标准IEC 60044-1：2003《互感器 第1部分：电流互感器》的要求，主要供35kV、110kV、220 kV，50Hz电力系统作电流、电能测量和计量及继电保护用。 The products comply with the requirements of GB1208-2006 “Current Transformer” and International Electro technical Commission IEC 60044-1：2003 “Instrument Transformers Part-1 Current Transformers”. It is mainly used for current and electric energy measurement and relay protection for 35kV, 110kV and 220kV, 50Hz power system. 产品安装地点的环境温度为-30℃～+40℃，海拔不超过1000m，高原型产品海拔不超过3500m。普通型产品适用于一般地区，耐污型产品适用于Ⅱ、Ⅲ、Ⅳ级污秽地区，组合型产品专与隔离开关配套成组合电器。 Environmental temperature of its assembly place is -30℃～+40℃, altitude above sea level shall not exceed 1000m, Altitude for plateau type product shall not exceed 3500m. Common product apply to common place, Anti-pollution products can apply to Ⅱ、Ⅲ、Ⅳ pollution area, Composite type products form composite electrical apparatus specialty combining with isolating switch. 产品型号表示方法及字母意义： Way of showing the type of product and meaning of letters: 产品型号：L—电流互感器，V—倒立式，B—有保护级，T—具有暂态特性，。 特殊要求：TA—适用于干热地区；TH—适用于湿热地区；GY—适用于高原地区；ZH—与隔离开关配套；W1—适用于Ⅱ级污秽地区；W2—适用于Ⅲ级污秽地区；W3—适用于Ⅳ级污秽地区。Type of product: L—Current Transformer, V—Inverted type, B—With Protective Class, T—Transient performance，C—Porcelain insulation，W—Outdoor type. A—the structure is with ‘chain’ type, N – Oil protection without metal expander. Special requirements: TA—Apply to dry and hot area, TH—Apply to humid and hot area, GY—Apply to plateau area, ZH—combining with isolating switch, W1—Apply to class Ⅱ pollution area, W2—Apply to class Ⅲ pollution area, W3—Apply to c