天津市電纜總橡塑電纜廠產(chǎn)品包括-礦用橡套軟電纜;礦用通信電纜;礦用控制電纜;礦用信號(hào)電纜;煤礦用通信電纜;礦用防爆線;礦用防爆通信電纜,煤礦用控制電纜;煤礦用信號(hào)電纜;礦用通訊電纜;礦用阻燃通信電纜;礦用阻燃信號(hào)電纜;礦用阻燃控制電纜;礦井用通信電纜;;礦井用控制電纜;礦用監(jiān)測電纜;礦用監(jiān)控電纜;礦用遙測電纜;礦用監(jiān)測線;礦用監(jiān)控線;礦用防爆電纜;礦用阻燃電纜;傳感器電纜.煤礦用監(jiān)控電纜 天津銀順牌煤礦用監(jiān)控電纜 天津銀順牌
礦用通信電纜的使用特性:
電纜導(dǎo)體的長期允許工作溫度-40~+50℃;
月平均大相對(duì)濕度為≤95%(+25℃時(shí))
電纜允許附設(shè)與安裝的溫度應(yīng)不大于-10℃
電纜小彎曲半徑:MHYV、MHJYV型電纜為電纜外徑的10倍,其它型號(hào)的電纜為外徑的15倍。
礦用通信電纜生產(chǎn)范圍與技術(shù)參數(shù)
表格一;
對(duì)數(shù)×根數(shù)×導(dǎo)體直徑 | MHYV(HUYV) | MHYJV(HUJYV) |
1×2×7/0.28 | 7.1 | 7.1 |
4×1×7/0.28 | 7.3 | 7.3 |
5×2×7/0.28 | 11.3 | 11.3 |
10×2×7/0.28 | - | - |
表格二;
對(duì)數(shù)×根數(shù)×導(dǎo)體直徑 | MHYBV(HUYBV) | MHYAV(HUYAV) | MHYA32(HUYA32) |
3×2×0.8 | - | 14 | - |
5×2×0.8 | 15.3 | 16 | 28 |
10×2×0.8 | 17.6 | 18.5 | 22 |
20×2×0.8 | 21.4 | 20 | 24 |
30×2×0.8 | 25.58 | 25 | 26 |
50×2×0.8 | 30.2 | 29 | 33 |
80×2×0.8 | - | 36 | 39 |
表格三;
對(duì)數(shù)×根數(shù)×導(dǎo)體直徑 | MHYJV(HUYJV) | MHYV(HUVV) | MHYV32(HUVV32) |
1×2×0.8 | - | 9 | - |
3×2×0.8 | - | 10 | - |
5×2×0.8 | 14 | 15 | - |
7×2×0.8 | - | 16 | 17 |
10×2×0.8 | 16 | 19 | - |
14×2×0.8 | - | 21 | 23 |
20×2×0.8 | 20 | 24 | 28 |
30×2×0.8 | 24 | 29 | 32 |
50×2×0.8 | 29 | 36 | 44 |
主要技術(shù)性能及指標(biāo):
項(xiàng)目 | 單位 | 7/0.28 | 7/0.28 | 1/0.8 | 1/0.8 | 1/0.8 |
20℃時(shí)導(dǎo)體直流電阻 | Ω/km | ≤45 | ≤73 | ≤36.7 | ≤36.7 | ≤36.7 |
固有衰減(800~1000HZ) | dB/km | ≤1.1 | ≤1.3 | ≤0.95 | ≤0.95 | ≤0.95 |
20℃時(shí)電纜絕緣線芯絕緣電阻 | MΩ.km | ≥3000 | ||||
線對(duì)工作電容(800~1000HZ) | uF/km | ≤0.06 | ||||
近端串音衰減(800~1000HZ) | dB/500m | ≥70 | ||||
電感(800~1000HZ) | uH/km | ≤800 | ||||
耐交流工頻電壓 | - | 1.5KV/1min通過 | ||||
直流電阻差 | - | ≤環(huán)阻的2% |