KHT-2型波段开关 |
详细简绍: |
本开关是采用切入式咬合接触结构,以高频瓷为绝缘基体。故具有结构坚固、换位准确、跳步清晰,接触电阻小,绝缘电阻和抗电强度高、性能可靠等优点,供无线电电子设备中换接电路之用。
安装尺寸
主要技术特性
环境温度
|
-55℃ ~ +90℃
|
大气压力
|
750~15mmHg
|
相对湿度
|
达93%温度为+40℃
|
绝缘电阻
|
1000MΩ
|
工作电压
|
250V
|
旋转角度
|
15º
|
额定电流
|
0.3A
|
试验电压
|
1000V
|
接触电阻
|
≤0.02Ω
|
寿 命
|
50,000次
|
编号
|
规格标志
|
位数
|
刀数
|
层数
|
尺寸mm
|
|
编号
|
规格标志
|
位数
|
刀数
|
层数
|
尺寸mm
|
H
|
片距
|
H
|
片距
|
1
|
13W1D
|
13
|
1
|
1
|
33
|
-
|
29
|
19W3D
|
19
|
3
|
3
|
58
|
8
|
2
|
14W1D
|
14
|
1
|
1
|
33
|
-
|
30
|
20W3D
|
20
|
3
|
3
|
58
|
8
|
3
|
15W1D
|
15
|
1
|
1
|
33
|
-
|
31
|
21W3D
|
21
|
3
|
3
|
58
|
8
|
4
|
16W1D
|
16
|
1
|
1
|
33
|
-
|
32
|
22W3D
|
22
|
3
|
3
|
58
|
8
|
5
|
17W1D
|
17
|
1
|
1
|
33
|
-
|
33
|
23W3D
|
23
|
3
|
3
|
58
|
8
|
6
|
18W1D
|
18
|
1
|
1
|
33
|
-
|
34
|
13W4D
|
13
|
4
|
4
|
68
|
8
|
7
|
19W1D
|
19
|
1
|
1
|
33
|
-
|
35
|
14W4D
|
14
|
4
|
4
|
68
|
8
|
8
|
20W1D
|
20
|
1
|
1
|
33
|
-
|
36
|
15W4D
|
15
|
4
|
4
|
68
|
8
|
9
|
21W1D
|
21
|
1
|
1
|
33
|
-
|
37
|
16W4D
|
16
|
4
|
4
|
68
|
8
|
10
|
22W1D
|
22
|
1
|
1
|
33
|
-
|
38
|
17W4D
|
17
|
4
|
4
|
68
|
8
|
11
|
23W1D
|
23
|
1
|
1
|
33
|
-
|
39
|
18W4D
|
18
|
4
|
4
|
68
|
8
|
12
|
13W2D
|
13
|
2
|
2
|
45
|
8
|
40
|
19W4D
|
19
|
4
|
4
|
68
|
8
|
13
|
14W2D
|
14
|
2
|
2
|
45
|
8
|
41
|
20W4D
|
20
|
4
|
4
|
68
|
8
|
14
|
15W2D
|
15
|
2
|
2
|
45
|
8
|
42
|
21W4D
|
21
|
4
|
4
|
68
|
8
|
15
|
16W2D
|
16
|
2
|
2
|
45
|
8
|
43
|
22W4D
|
22
|
4
|
4
|
68
|
8
|
16
|
17W2D
|
17
|
2
|
2
|
45
|
8
|
44
|
23W4D
|
23
|
4
|
4
|
68
|
8
|
17
|
18W2D
|
18
|
2
|
2
|
45
|
8
|
45
|
13W5D
|
13
|
5
|
5
|
78
|
8
|
18
|
19W2D
|
19
|
2
|
2
|
45
|
8
|
46
|
14W5D
|
14
|
5
|
5
|
78
|
8
|
19
|
20W2D
|
20
|
2
|
2
|
45
|
8
|
47
|
15W5D
|
15
|
5
|
5
|
78
|
8
|
20
|
21W2D
|
21
|
2
|
2
|
45
|
8
|
48
|
16W5D
|
16
|
5
|
5
|
78
|
8
|
21
|
22W2D
|
22
|
2
|
2
|
45
|
8
|
49
|
17W5D
|
17
|
5
|
5
|
78
|
8
|
22
|
23W2D
|
23
|
3
|
3
|
45
|
8
|
50
|
18W5D
|
18
|
5
|
5
|
78
|
8
|
23
|
13W3D
|
13
|
3
|
3
|
58
|
8
|
51
|
19W5D
|
19
|
5
|
5
|
78
|
8
|
24
|
14W3D
|
14
|
3
|
3
|
58
|
8
|
52
|
20W5D
|
20
|
5
|
5
|
78
|
8
|
25
|
15W3D
|
15
|
3
|
3
|
58
|
8
|
53
|
21W5D
|
21
|
5
|
5
|
78
|
8
|
26
|
16W3D
|
16
|
3
|
3
|
58
|
8
|
54
|
22W5D
|
22
|
5
|
5
|
78
|
8
|
27
|
17W3D
|
17
|
3
|
3
|
58
|
8
|
55
|
23W5D
|
23
|
5
|
5
|
78
|
8
|
28
|
18W3D
|
18
|
3
|
3
|
58
|
8
|
|
|
|
|
|
|
|
|