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Product name:
DS-2DJ电缆接地型故障指示器
specification:
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Category:
High voltage electrical appliances
--
故障指示器
Price:
factory price
Brand:
Shanghai
Place of Origin:
China
Available Quantity:
batch
delivery cycle:
Spot goods (or inquire by telephone)
Shanghai Beiyuan
Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058
91way@163.com
13916500500
(Wechat)
DS-2DJ电缆接地型故障指示器
Detailed product description:
DS-2DJ电缆接地型故障指示器采样接地瞬间的电容电流首半波与接地瞬间的电压首半波,比较其相位,当采样接地瞬间的电容电流突变且大于一定数值,并且与接地瞬间的电压首半波相同,同时导线对地电压降低,则判断线路发生接地,否则线路未发生接地。
DS-2DJ电缆接地型故障指示器
DS-2DJ电缆接地型故障指示器
(schematic diagram)
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