一.保护功能1、KBZ9-400、200/1140(660)馈电开关本体具有合、分闸、故障指示,千欧表绝缘阻值显示; 2、过载、短路倍数均可整定,通过插件拨码整定;3、开关具有短路、过载、漏电闭锁、三相对称性漏电保护、选择性漏电保护、分支开关漏电保护的后备保护等保护功能;4、具有风电瓦斯闭锁功能。 二.技术参数 额定电压: 1140(660)额定电流: 400、200工作频率: 50Hz过载倍数: 0~1 Ie短路倍数: 0~10Ie合闸方式:
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