煤礦用聚(氯)乙烯絕緣和聚氯乙烯護套電話電纜 |
|
|
|
|
PVC insulated and PVC sheathed telephone cables for use in mines
|
產品用途:本產品適用于固定敷設在礦井作通信干線及分線箱與電話機連接線
Scope of application:This product is fit for being laid in fixed placed in mines for the connection of communication trunk lines and junction box and telephones.
執行標準 Standards implemented: Q/3210HL29-2003 |
 |
型號、名稱及使用范圍 Model descriptions and Use scope
|
型 號
Model |
名 稱
Descriptions |
使 用 范 圍
Scope of application |
| MHVV(HUVV) |
煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護套電話電纜
PVC insulated fire retardant PVC sheathed telephone cables for use in mines |
礦井中一般場合
General circumstances in mines |
| MHVVR(HUVVR) |
煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護套軟電話電纜
PVC insulated fire retardant PVC sheathed soft telephone cables for use in mines |
礦井中分線盒、分線箱與電話機連接的場合
Where connection between junction box and telephone is required in mines |
| MHVV22(HUVV22) |
煤礦用聚氯乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護套電話電纜
PVC insulated steel tape armored fire retardant PVC sheathed telephone cables for use in mines |
礦井中承受一定沖擊力和壓力的場合
Where cables are under some impact and pressure in the mine |
| MHVV32(HUVV32) |
煤礦用聚氯乙烯絕緣細圓鋼絲鎧裝阻燃聚氯乙烯護套電話電纜
PVC insulated fine round steel wire armored fire retardant PVC sheathed telephone cables for use in mines |
礦井中垂直敷設或承受較大拉力的場合
Vertically laid or laid where the cables are under big impact and pull force in mines |
| MHYV(HUYV) |
煤礦用聚乙烯絕緣阻燃聚氯乙烯護套電話電纜
PE insulated fire retardant PVC sheathed telephone cables for use in mines |
礦井中一般場合
General circumstances in mines |
| MHYVR(HUYVR) |
煤礦用聚乙烯絕緣阻燃聚氯乙烯護套軟電話電纜
PE insulated fire retardant PVC sheathed soft telephone cables for use in mines |
礦井中一般場合
General circumstances in mines |
| MHYV22(HUYV22) |
煤礦用聚乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護套電話電纜
PE insulated steel tape armored fire retardant PVC sheathed telephone cables for use in mines |
礦井中承受一定沖擊力和壓力的場合
Where cables are under some impact and pressure in the mine |
| MHYV32(HUYV32) |
煤礦用聚乙烯絕緣細圓鋼絲鎧裝阻燃聚氯乙烯護套電話電纜
PE insulated fine round steel wire armored fire retardant PVC sheathed telephone cables for use in mines |
礦井中垂直敷設或承受較大拉力的場合
Vertically laid or laid where the cables are under big impact and pull force in mines |
電纜結構示意圖
IIIustration of cable structure
使用特性 Service characteristics
電纜長期允許工作溫度
Long-term service temperature of the cable conductor |
-40℃-+50℃ |
電纜敷設溫度
Cable laying temperature |
≥-10℃ |
+25℃時環境相對濕度
Environment relative humidity at 25℃ |
≤95% |
電纜的最小彎曲半徑
Minimun bending radius |
MHVV MHYV MHVVR MHYVR 型電纜為電纜外徑的15倍，其它型號為外徑的20倍
15 times of the cable outer diameter of MHVV MHYV MHVVR MHYVR and 20times for the rest |
電纜規格 Specifications
|
型 號
Model |
規 格
Specifications |
導體結構（根數/直徑）mm
Conductor structure(number/diameter) |
| MHYVR MHVVR |
1X2 |
1/0.28鍍錫銅線 +6/0.28鍍錫鋼線
1/0.28 tinned copper wire +6/0.28 tinned steel wire |
| MHVV22 MHVV32 MHYV22 MHYV32 |
2X2-100X2 |
1/0.5; 1/0.8 |
| MHVV MHYV |
1X2-100X2 |
1/0.5; 1/0.8 |
電纜主要技術性能 Major technical performances
1、 電纜導體直流電阻及固有衰減
DC resistance of the conductor and Intrinsic attenuation
|
型 號
Model |
+20℃導體直流電阻（≤Ω/Km）
DC resistance of conductor at 20℃ |
固有衰減（800Hz）≤db/Km
Intrinsic attenuation |
|
MHVVR MHYVR |
260 |
4.63 |
|
MHVV22 MHVV32 MHYV22 MHYV32 MHVV MHYV |
95（0.5mm）; 36.7(0.8mm) |
1.32(0.5mm); 0.95(0.8mm) |
2、電纜其它技術性能 Other major technical performances
|
序 號
Serial number |
項 目
Items |
型 號Model:MHVV MHVVR MHVV22 MHVV32 |
型 號Model:MHYV MHYVR MHYV22 MHYV32 |
|
1 |
+20℃線芯導體直流電阻（Ω/Km）
Line core DC resistance at 20℃ |
見上表 See above table |
|
2 |
電纜固有衰減（≤dm/Km）
Cable intrinsic attenuation |
見上表 See above table |
|
3 |
+20℃絕緣電阻（≥MΩ·Km）
Insulating resistance at 20℃ |
110 ; 40(MHVVR) |
3000 ; 110(MHYVR) |
|
4 |
1min工頻交流電壓試驗
lmin power frequency alternating current pressure test |
芯-芯core - core
芯-鎧裝層core - armoring |
1000V不擊穿
1000V no breakdown |
1500V不擊穿
1500V no breakdown |
|
5 |
工作電容（≤μF/Km）
Service capacity |
0.12 |
0.06 |
|
6 |
單根垂直燃燒試驗
Single wire burning test |
MT386 |
|
7 |
成束燃燒試驗
Group burning test |
符合GB/T 18380.3標準中B類成束試驗要求
Conforms to GB/T18380.3 standard B types group test | | |
|
|
