JT型接续管（钢芯铝绞线用，钳压）
型号Type | 适用导线Conductor | 主要尺寸Dimension(mm) | 握力不小于（KN）Holding power | |||||||
型号 | 外径mm | a | b | H | c | R | L | 1 | ||
JT-10/2 | LGJ-10/2 | 4.50 | 4.0 | 1.7 | 11.0 | 5.0 | - | 170 | 180 | 3.9 |
JT-16/3 | LGJ-16/3 | 5.55 | 5.0 | 1.7 | 14.0 | 6.0 | - | 210 | 220 | 5.8 |
JT-25/4 | LGJ-25/4 | 6.96 | 6.5 | 1.7 | 16.6 | 7.8 | - | 270 | 280 | 8.8 |
JT-35/6 | LGJ-35/6 | 8.16 | 8.0 | 2.1 | 18.6 | 8.8 | 12.0 | 340 | 350 | 12.0 |
JT-50/8 | LGJ-50/8 | 9.60 | 9.5 | 2.3 | 22.0 | 10.5 | 13.0 | 420 | 430 | 16.0 |
JT-70/10 | LGJ-70/10 | 11.40 | 11.5 | 2.6 | 26.0 | 12.5 | 14.0 | 500 | 510 | 22.0 |
JT-95/15 | LGJ-95/15 | 13.61 | 14.0 | 2.6 | 31.0 | 15.0 | 15.0 | 690 | 700 | 33.3 |
JT-95/20 | LGJ-95/20 | 13.87 | 14.0 | 2.6 | 31.5 | 15.2 | 15.0 | 690 | 700 | 35.3 |
JT-120/7 | LGJ-120/7 | 14.50 | 15.0 | 3.1 | 33.0 | 16.0 | 15.0 | 910 | 920 | 26.2 |
JT-120/20 | LGJ-120/20 | 15.07 | 15.5 | 3.1 | 35.0 | 17.0 | 15.0 | 910 | 920 | 39.0 |
JT-150/8 | LGJ-150/8 | 16.00 | 16.0 | 3.1 | 36.0 | 17.5 | 17.5 | 940 | 950 | 31.2 |
JT-185/10 | LGJ-185/10 | 18.00 | 18.0 | 3.4 | 40.0 | 19.5 | 18.0 | 1040 | 1060 | 38.8 |
JT-185/30 | LGJ-185/30 | 18.88 | 19.5 | 3.4 | 43.0 | 21.0 | 18.0 | 1040 | 1060 | 61.1 |
JT-210/10 | LGJ-210/10 | 19.00 | 20.0 | 3.6 | 13.0 | 21.0 | 19.5 | 1070 | 1090 | 42.9 |
JT-210/25 | LGJ-210/25 | 19.98 | 20.0 | 3.6 | 44.0 | 21.5 | 19.5 | 1070 | 1090 | 62.7 |
JT-210/35 | LGJ-210/35 | 20.38 | 20.5 | 3.6 | 45.0 | 22.0 | 19.5 | 1070 | 1090 | 70.5 |
JT-240/30 | LGJ-240/30 | 21.60 | 22.0 | 3.9 | 48.0 | 23.5 | 20.0 | 540 | 550 | 71.8 |
JT-240/40 | LGJ-240/40 | 21.66 | 22.0 | 3.9 | 48.0 | 23.5 | 20.0 | 540 | 550 | 79.2 |
接线金具主要用于架空电力线路的导线、避雷线的接续和修补。按结构形式和安装方法的不同，分为压缩型、螺栓型和预绞丝各三类：压缩型又分为液压、爆压和钳压三种。
各种接续金具直流电阻不大于等长导线直流电阻；载流温升低于导线的温升。压缩型接续管对导线的握力不小于导线计算拉断力的95%
