HomeYour location:HomeSpecial electrical appliancesExplosion-proof electrical equipmentExplosion proof power supply switch → BKD19-400Ⅱ矿用隔爆型真空馈电开关
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Product name: BKD19-400Ⅱ矿用隔爆型真空馈电开关
specification: BKD19-400Ⅱ矿用隔爆型真空馈电开关
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Category: Special electrical appliances -- 防爆馈电开关
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058

Email 91way@163.com
Wechat 13901609058(Wechat)


BKD19-400Ⅱ矿用隔爆型真空馈电开关Detailed product description:Column tabs
BKD19-400Ⅱ矿用隔爆型真空馈电开关

一 用途
BKD19-400Ⅱ矿用隔爆型真空馈电开关适用于具有爆炸气体混合物和煤尘的煤矿井下,在交流50Hz,电压至660V或1140V,电流至400A的线路中,作为供电系统的总开关用、配电支路分支开关,也可作为大容量电动机不频繁起动之用。

二 功能
具有合、分闸、故障指示,干欧表绝缘阻值显示;
过载、短路倍数均可整定,通过插件拨码整定;
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;
具有风电瓦斯闭锁功能。

三 BKD19-400Ⅱ矿用隔爆型真空馈电开关技术参数与规格

型号
额定电流
极限分断能力kA
短路保护
过载保护整定范围A
选择性漏电
660V
1140V
整定范围A
工作时间
BKD19-400Ⅱ
400
9
7.5
600-2400
<100ms
120-400

BKD19-400Ⅱ矿用隔爆型真空馈电开关
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