1SG系列三相干式变压器Description

一、概述

该系列产品适用于交流50/60HZ,工作电压500V，绝缘耐热等级B或H级的空气自冷式配电电源。本系列产品的承受热冲击能力强，过负载能力大，难燃、防火性能高、对湿度、灰尘不敏感等优势，造就了其广泛的适用性。可适用于防火要求高，负载波动的机污垢潮湿的恶劣环境中，如：机场、地铁、发电厂、冶金、医院、高层、购物中心、石化等重要场所。

SG series three phase dry transformer is widely used many kind three phase transformer power supply of A.C 50-60 Hz,input and output voltage does not exceed 500V. It is applicable in the places where there are strict fire protection requirements for flammability,explosion,such as high-rise building,commercial centre,subway,airport,rail station,industrial and mining establishments and power plant.

二、产品标准Structure and capability

GB/T10228-1997《干式电力变压器技术参数和要求》
GB6450-1986《干式电力变压器》
GB/T17211-1998《干式变压器负载导则》
IEC60076-11《国际电工委员会标准—干式电力变压器》

三、型号及其含义

电压等级kv
额定容量kva
性能水平代号
低压绕组结构（箔绕）
绝缘等级的H级（180°C）
非包封浸渍干式
三相变压器

四、结构与性能

铁心采用进口优质高导磁性能硅钢片叠装而成，步进式45°全斜结构，绕组与铁心间采用弹性固定装置，使变压器具有较低的控制耗损和噪音。
线圈采用无氧铜导线，结构为圆铜式。

The iron core is made of high quality cold silicon sheet,sheet with 45°sloping seam,the iron molding adopts non-laminated upper yoke to reduce the No load loss and iron noise.

The winding of this type transformers is made of Non-oxygenized copper wires and is of cylindrical form.