一、用途
本產(chǎn)品廣泛用于電力、石油、化工、冶金、國防科研等高溫范圍內的多點測溫。
二、主要特點
該電纜具有防潮、防燃、耐酸堿、耐高溫、低溫、耐老化等特點,該產(chǎn)品的電絕緣性能優(yōu)良,具有線對屏蔽和總屏蔽的電纜能有效地防止外界干擾,提高測量精度。
三、生產(chǎn)執(zhí)行標準
采用企業(yè)標準。
四、使用條件
1、環(huán)境溫度-60~275℃;
2、電纜敷設溫度應不低于-20℃,推薦的允許彎曲半徑;
(1)無鎧裝層的電纜應不小于電纜外徑的10倍;
(2)有鎧裝層或具有總屏蔽結構的電纜不小于電纜外徑的12倍。
五、耐高溫補償電纜產(chǎn)品品種及型號如表1
型號 |
線芯材料 |
線芯型式 |
線芯截面mm2 |
導體結構 |
根/直徑mm |
||||
SC |
補償導線合金絲 |
單股線芯 |
0.5 |
1/0.8 |
1.0 |
1/1.13 |
|||
1.5 |
1/1.37 |
|||
2.5 |
1/1.76 |
|||
多股線芯(軟芯) |
0.5 |
7/0.3 |
||
1.0 |
7/0.43 |
|||
1.5 |
7/0.52 |
六、技術要求
1、電壓及絕緣電阻
(1)耐高溫補償電纜成品經(jīng)受50Hz、500V電壓試驗1分鐘不擊穿;
(2)耐高溫補償電纜成品線芯間及線芯與屏蔽間的絕緣電阻,在空氣溫度為15~35℃,相對溫度不超過80%時,每10米5MΩ;
(3)具有分對屏蔽或分屏蔽和總屏蔽的補償電纜成品,分屏蔽和分屏蔽間,分屏蔽和總屏蔽間的絕緣電阻不小于1MΩ·KM。
2、成品電纜的長期允許工作溫度為200℃。
七、電纜的型號、規(guī)格及外徑如表2規(guī)定
表2
對數(shù) |
標稱截面mm2 |
型號 |
|||||
SC KC KX NC NX EX JX TX |
|||||||
HFF |
HFFP |
HFFR |
HFFRP |
HFPFP |
HFPFPR |
||
1 |
0.5 |
3.3 |
3.9 |
3.5 |
4.2 |
- |
- |
1.0 |
4.2 |
5.0 |
4.5 |
5.2 |
- |
- |
|
1.5 |
4.7 |
5.5 |
5.0 |
5.7 |
- |
- |
|
2.5 |
6.0 |
6.8 |
- |
- |
- |
- |
|
2 |
0.5 |
5.9 |
6.6 |
6.2 |
7.0 |
7.1 |
7.4 |
1.0 |
7.8 |
8.5 |
8.4 |
9.2 |
9.1 |
9.6 |
|
1.5 |
8.7 |
9.4 |
9.4 |
10.2 |
10.0 |
10.8 |
|
2.5 |
11.2 |
12 |
- |
- |
12.4 |
- |
|
3 |
0.5 |
6.2 |
7.0 |
6.6 |
7.4 |
7.5 |
7.9 |
1.0 |
8.3 |
9.1 |
8.9 |
9.7 |
9.5 |
10.1 |
|
1.5 |
9.4 |
10.2 |
10.1 |
10.9 |
10.6 |
11.4 |
|
2.5 |
11.8 |
12.6 |
- |
- |
13.2 |
- |
|
4 |
0.5 |
6.9 |
7.8 |
7.3 |
8.2 |
8.3 |
9.0 |
1.0 |
9.1 |
10 |
9.9 |
10.8 |
10.5 |
11.4 |
|
1.5 |
10.3 |
11.2 |
11.2 |
12.1 |
11.7 |
12.7 |
|
2.5 |
13.2 |
14.1 |
- |
- |
14.6 |
- |
|
5 |
0.5 |
7.7 |
8.5 |
8.2 |
9.1 |
9.4 |
9.8 |
1.0 |
14.9 |
15.8 |
11.3 |
12.2 |
12.0 |
12.9 |
|
1.5 |
11.7 |
12.6 |
12.7 |
13.6 |
13.4 |
14.4 |
|
2.5 |
13.2 |
14.1 |
- |
- |
16.5 |
- |
|
7 |
0.5 |
8.4 |
9.3 |
9.0 |
9.9 |
10.2 |
10.8 |
1.0 |
11.4 |
12.3 |
12.2 |
13.1 |
13.2 |
14.1 |
|
1.5 |
12.8 |
13.7 |
14.0 |
14.9 |
14.6 |
15.8 |
|
2.5 |
16.4 |
17.3 |
- |
- |
18.2 |
- |
|
8 |
0.5 |
9.5 |
10.4 |
10.2 |
11.1 |
11.5 |
12.2 |
1.0 |
12.5 |
13.4 |
13.6 |
14.5 |
14.6 |
15.6 |
|
1.5 |
14.1 |
15 |
15.4 |
16.3 |
16.2 |
17.4 |
|
2.5 |
18.0 |
18.8 |
- |
- |
- |
- |
|
9 |
0.5 |
10.5 |
11.4 |
11.2 |
12.1 |
12.7 |
13.6 |
1.0 |
13.9 |
14.8 |
15.0 |
15.9 |
16.1 |
17.2 |
|
1.5 |
15.7 |
16.6 |
17.0 |
17.9 |
17.9 |
19.3 |
|
2.5 |
20.1 |
21 |
- |
- |
22.2 |
- |
|
10 |
0.5 |
11.4 |
12.3 |
12.2 |
13.1 |
13.8 |
14.6 |
1.0 |
15.0 |
15.9 |
16.3 |
17.2 |
17.4 |
18.7 |
|
1.5 |
16.9 |
17.8 |
18.4 |
19.3 |
19.3 |
20.9 |
|
2.5 |
21.7 |
22.6 |
- |
- |
24.0 |
- |
|
12 |
0.5 |
11.7 |
12.6 |
12.5 |
13.4 |
14.2 |
15.1 |
1.0 |
15.5 |
16.4 |
16.9 |
17.8 |
18.0 |
19.4 |
|
1.5 |
17.5 |
18.4 |
19.1 |
20.0 |
20.0 |
21.6 |
|
2.5 |
22.4 |
23.3 |
- |
- |
24.9 |
- |