1、产品概述General
CTA3系列电动弹簧操动机构用于操作252 kV ~1100 kV 气体绝缘金属封闭开关设备（GIS）中的快速接地开关（FES）。
CTA3 series motor drive spring mechanism areused on 252kV~1100kV GIS, CTA3 operates fast earthing switch.
2、产品外形及尺寸Outlineand dimensions
3 技术参数：Technical Data
序号 No. |
项目 Item |
单位 Unit |
技术参数 Technical Data |
1 |
额定电机电压 Rated motor voltage |
V |
DC/AC 220 , DC110 |
2 |
电机额定功率Rated motor power |
W |
180 |
3 |
额定控制电压Rated control voltage |
V |
DC/AC 220 , DC110 |
4 |
加热器额定功率Rated power for heater |
W |
30W |
5 |
加热器电压Heater voltage |
V |
AC220 |
6 |
机构重量Weight |
kg |
160 |
7 |
分合闸时间Operating time |
S |
<5 .5 |
4 应用成果：Technical Data
先后应用于1100kV北京西、石家庄电站；800kV宁夏沙湖电站；550kV上海庙换流站、蒙西变电站等，363kV宁夏古峰、甘肃麦积变电站等；252kV华能北京热电、宁夏八里桥变电站等。
It is applied to 1100kV western Beijing and Shijiazhuang power station; 800kV Shahu power station in Ningxia Province; 550kV Shanghaimiao Converter and West Inner Mongolia substation and etc., 363kV Gufeng substation in Ningxia province and Maiji Substation in Gansu province; 252kV Huaneng thermal power plant in Beijing and Baliqiao substation in Ningxia province and etc.
