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WANGYUAN 架空绝缘导线金具
ELELCTRIC TECHNOLOGY Ltd. Aerial Insulation Conductor Fitting

JBL、JBT、JBTL 系列异型并沟线夹及绝缘罩 (IkV、10kV、20kV)

JBL、JBT、JBTL series parallel groove clamp specific form and insulation A
cover(1 kV, 10kV,20kV)

用途 /Application
JBL、JBT、JBTL 系列异形并沟线夹适用于架空电线路中导线的非承力接续与分支，与绝缘罩配套使用，起 配变电金具 Hotels substation fittings
防护绝缘作用。
JBL,JBT,JBTL series specific forms parallel groove clamp is suitable for unendure force splicing and branch on the aerial
wire,being used with insulation cover. It's action is insulation protection.

结构特点 /Structure Feature
◆ 选用抗氧化铝合金材料 ◆ Select oxidize-resistance aluminium alloy.
◆ 部件连体，安装时不会掉件 ◆ All pars connected with each other,it can't lose parts during installation.
◆ 圆弧大面积抱紧，导线不易蠕变 ◆ An arc embraces the most part,conductor can't change.

绝缘罩性能特点 /Insulation Cover Performance Feature
◆ 1~10kV 产品工频耐压：≥ 18kV，保压 1 分钟不击穿； ◆ 1~10kV products with stand voltage: ≥ 18kV
keep voltage one minute not breakdown;
20kV 产品工频耐压：≥ 30kV，保压 1 分钟不击穿； 20kVproducts with stand voltage: ≥ 30kV keep
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◆ 绝缘电阻：1.0×10 Ω ； voltage one minute not breakdown;
◆ Insulation resistance: 1.0×10 Ω;
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◆ 环境温度：-30℃ ~+90℃；
◆ Environment temperature: -30℃ ~+90℃ ;
◆ 耐气候性能：经人工气候老化试验1008小时后性能良好。
◆ Weather proof performance: have good
performanced after 1008 hours artifical climate
aging test.
规格及技术参数 /Specification and Technical Data
2
产品名称 Name 型号 Type 适用导线规格 Conductor(mm )
JBL-6~35 6 〜 35
JBL-16~70 16~70
JBL-35~120A
异型铝并沟线夹 JBL-35~120B 35~120
Specific form aluminium parallel
groove clamp JBL-50~240A 50~240
JBL-50~240B
JBL-120~400A
120 〜 400
JBL-120~400B
JBT-10~70 10~70
异型铜并沟线夹
Specific form copper paralled JBT-35~120 35~120
groove clamp JBT-50~240 50~240
JBTL-10~70 10~70
异型铜铝并沟线夹
Specific form Cu-AI paralled JBTL-35~120 35~120
groove damp JBTL-50~240 50~240
注：A 型为两个螺钉，B 型为三个螺钉。Note:A-two bolts,B-three bolts.

铝异型并沟线夹 ( 铁道专用 )/Shaped aluminum and groove clamp (special railway)

适用导线规格 主要尺寸 Dimensions
型号 Type 2 对应型号 Type
Conductor (mm ) L B H M 螺栓数
JBL-6-70 6~70 44 36 45 M8 2 PGA102
JBL-25~120 25~120 55 45 50 M8 2 PGA402
铁路专用并沟线夹 JBL-25~120 25~120 85 45 50 M8 3 PGA403
Special railway and groove clamp JBL-50~300 50~300 55 62 70 M10 2 PGA602
JBL-50~300 50~300 85 62 70 M10 3 PGA603
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