IOMManual论述.pdf

三相油浸式配电变压器 安装使用说明书 Instruction Manual for 3-phase Oil-immersed Distribution Transformer SIEMENS TRANSFORMER (GUANGZHOU) CO.,LTD 广州西门子变压器有限公司 三相油浸式配电变压器安装使用说明书 Instruction Manual for 3-phase Oil-immersed Distribution Transformer 一、 概述 General Description 1 本安装使用手册适用于广州西门子变压器有限公司生产的 3 相油浸式全密封配电变压器，容量为 100～ 3150kVA，以及 3 相油浸带储油柜式配电变压器，容量为 2500～6300 kVA。上述变压器最高系统电压为 38.5kV， 运行电网频率为 50Hz(或者 60Hz)。 This Instruction manual is suitable for the hermetically sealed oil-immersed, three-phase distribution transformers produced by SIEMENS TRANSFORMER (GUANGZHOU) CO.,LTD, capacity 100～3150kVA ,and three-phase oil-immersed distribution transformer with conservator ,capacity 2500～6300kVA . The parameters of the power system in which the above transformers operate are: system voltage ≤38.5kV, and rated frequency 50 or 60Hz. 2 本公司生产的变压器正常使用条件为 Normal operating condition: 海拔不超过 1000m altitude = 1000m 最高气温-----------------+40℃ Maximum ambient temperature: +40℃ 最低气温--------------- -25℃ Minimum ambient temperature: -25℃ 最大空气相对湿度------ 98% Maximum air relative humidity: 98% 3 如客户的使用条件与上述第 2 条不同，应先在合同中注明，我公司可以尽量满足并提供相应产品。 When the operating condition is out of the description mentioned above, related ambient data should be offered to ETGZ, and we will try to carry out special design to meet the customer’s requirement. 二、 结构设计简介 Structure Design 1 铁心 Core 变压器的铁心截面为无穿心螺杆的柱轭等圆截面。铁心由冷轧晶粒取向高导磁硅钢片叠积而成。 所用冷轧硅钢片的固有激磁损耗 1W/kg 左右，硅钢片表面涂覆耐热绝缘漆。心片轭片均为无毛刺冲剪，并采取 4 阶梯叠积，从而尽可能降低了空载损耗和磁致噪音。 The core section is round and there is no bolt through the yoke, it is made of high magnetic-conductive and cold-rolled grain-oriented silicon steel sheets. The excitation losses of all s