INSTRUCTIONS FOR INSTALLATION AND MAINTENANCE
安装和维护说明手册
D0578-02-ZH
53/100
AREVA T&D S.p.A. – Via Meucci, 22 30020 Noventa di Piave (VE) ITALY – Tel. : 39 0421 309511 – Fax : 39 0421 65254
Subsidiary of AREVA T&D Italy SpA (AREVA group) with registered office in Via Meucci, 22 30020 Noventa di Piave (VE) - ITALY, under Art. 2359 of the Italian Civil Code.
Key of the assembly of the S2DA single-pole disconnector (Fig. 1)
S2DA 单极隔离开关的组件图例（图 1)
1.1 INSULATOR — 绝缘子
2.0 LIVE PART — 过流部件
5.0 LOWER BASE — 下底座
4.0 DISCONNECTOR SUPPORT — 隔离开关支架
4.0.1 INTERMEDIATE GUIDE FOR THE VERTICAL DRIVE SHAFT (*) — 垂直驱动轴(*)的中间导轨
4.0.2 DRIVE SUPPORT — 驱动支架
7.1 MOTOR DRIVE — 电机驱动机构
7.3 MANUAL DRIVE — 手动驱动机构
7.7.1 UPPER SECTION OF THE VERTICAL DRIVE SHAFT OF THE DISCONNECTOR — 隔离开关垂直驱动轴的上半部分
7.7.2 LOWER SECTION OF THE VERTICAL DRIVE SHAFT OF THE DISCONNECTOR — 隔离开关垂直转动轴的下半部分
(*) only for very high installations (see specific installation drawings)
(*)
只使用于非常高的装置（见专门安装图纸
)
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