许继操作箱ZFZ-812A.pdf

许继电气股份有限 使用说明书 0XJ 463 284 公司 ZFZ-812/A分相操作箱 共 33 页 第 1 页 目录 1 概述·······························································2 2 技术参数···························································2 3 结构·······························································3 4 工作原理···························································4 4．1 回路组成·······················································4 4．2 手动合闸回路···················································4 4．3 压力监视回路···················································5 4．4 手动跳闸和三相跳闸回路·········································5 4．5 防止跳跃回路···················································5 4．6 跳合闸回路·····················································5 4. 7 外接回路················································ ········5 4. 8 电压切换回路····················································6 ···············6 4. 9 信号回路········································· 5 校验大纲···························································6 6 贮存及运输························································9 7 随机文件······