1、產品概述General
CTA3系列電動彈簧操動機構用于操作252 kV ~1100 kV 氣體絕緣金屬封閉開關設備（GIS）中的快速接地開關（FES）。
CTA3 series motor drive spring mechanism areused on 252kV~1100kV GIS, CTA3 operates fast earthing switch.
2、產品外形及尺寸Outlineand dimensions
3 技術參數(shù)：Technical Data
序號 No. |
項目 Item |
單位 Unit |
技術參數(shù) Technical Data |
1 |
額定電機電壓 Rated motor voltage |
V |
DC/AC 220 , DC110 |
2 |
電機額定功率Rated motor power |
W |
180 |
3 |
額定控制電壓Rated control voltage |
V |
DC/AC 220 , DC110 |
4 |
加熱器額定功率Rated power for heater |
W |
30W |
5 |
加熱器電壓Heater voltage |
V |
AC220 |
6 |
機構重量Weight |
kg |
160 |
7 |
分合閘時間Operating time |
S |
<5 .5 |
4 應用成果：Technical Data
先后應用于1100kV北京西、石家莊電站；800kV寧夏沙湖電站；550kV上海廟換流站、蒙西變電站等，363kV寧夏古峰、甘肅麥積變電站等；252kV華能北京熱電、寧夏八里橋變電站等。
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.
