產(chǎn)品名稱：煤礦用阻燃通信電纜（原煤礦用信號(hào)電纜）MHYV、MHYVR、MHYVP、MHYVRP
產(chǎn)品型號(hào)：MHYV、MHYVR、MHYVP、MHYVRP
產(chǎn)品報(bào)價(jià)：
產(chǎn)品特點(diǎn)：煤礦用阻燃通信電纜(原煤礦用信號(hào)電纜)520.7我廠的主要產(chǎn)品有礦用通信電纜、礦用信號(hào)電纜，礦用控制電纜，礦用監(jiān)測(cè)電纜，礦用監(jiān)控電纜，礦用防爆線，礦用防爆通訊電纜，市內(nèi)通信電纜，HYA53型鎧裝通信電纜，電纜，通信電源線，鐵路信號(hào)電纜，局用電纜，配線電纜,計(jì)算機(jī)電纜，機(jī)場(chǎng)助航用燈光電纜等，同時(shí)還可以根據(jù)客戶的要求設(shè)計(jì)生產(chǎn)各類特種電纜
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發(fā)郵件給我們：kydianlan@126.comMHYV、MHYVR、MHYVP、MHYVRP煤礦用阻燃通信電纜（原煤礦用信號(hào)電纜）MHYV、MHYVR、MHYVP、MHYVRP的詳細(xì)資料：
煤礦用阻燃通信電纜（原煤礦用信號(hào)電纜）5＊2＊0.7
fire-retardant communication cables for coal mines（signal electric cable）
煤礦用阻燃通信電纜（原煤礦用信號(hào)電纜）520.7產(chǎn)品用途:產(chǎn)品適用于煤礦井下監(jiān)測(cè)、控制系統(tǒng)作低頻信號(hào)傳輸線。
scope of application:the product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line
執(zhí)行標(biāo)準(zhǔn) standards implemented: q/3210hl07-2005
型號(hào)名稱及使用范圍 model desc-riptions and use scope
| 型 號(hào) model | 名 稱 desc-riptions | 使 用 范 圍 use scope |
| mhyv（puyv） | 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜 pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及機(jī)電硐室作普通信號(hào)傳輸 used in level; or slanted channels and power house |
| mhyvr（puyvr） | 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜 pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及機(jī)電硐室作普通信號(hào)傳輸 used in level; or slanted channels and power house |
| mhyvp（puyvp） | 煤礦用聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護(hù)套通信電纜 pe insulated copper wire weave shielded pvc sheathed communication cables | 用于井下干擾較大的場(chǎng)合作信號(hào)傳輸 served in coal mine where interference is strong |
| mhyvrp（puyvrp） | 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套銅絲編織屏蔽通信軟電纜 pe insulated copper wire weave shielded pvc sheathed communication soft cables | 用于井下干擾較大的場(chǎng)合作信號(hào)傳輸 served in coal mine where interference is strong |
| mhybv（puyv31） | 煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護(hù)套通信電纜 pe insulated tinned steel wire weave armored pvc sheathed communication cables | 用于井下平巷或斜巷作主信號(hào)傳輸能承受一定的機(jī)械沖擊力 served in level and slanted channels where the mechanic impact is strong |
| mhy32 （puyv39、39-1） | 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套鋼絲鎧裝通信電纜 pe insulated steel wire armored pvc sheathed communication cables | 用于豎井或斜井作主信號(hào)傳輸能承受較大的拉力 served as major signal line in shaft or slanted shaft in coal mines,capable of being under considerable pull force |
煤礦用阻燃通信電纜（原煤礦用信號(hào)電纜）520.7使用特性 service characteristics
| 電纜長(zhǎng)期允許工作溫度 long-term service temperature of the cable conductor | 70℃ |
| 電纜敷設(shè)溫度 cable laying temperature | ≥0℃ |
| +25℃時(shí)環(huán)境相對(duì)濕度 environment relative humidity at 25℃ | ≤95% |
| 電纜的傳輸頻率 transmission frequency of cable | ≤30khz |
| 電纜的zui小彎曲半徑 minimun bending radius | mhyvr及mhyvrp型電纜為電纜外徑的10倍，其它型號(hào)為外徑的15倍 10 times of the cable outer diameter of mhjyv, and 15times for the rest |
電纜結(jié)構(gòu)示意圖
iiiustration of cable structure
電纜規(guī)格 specifications
| 型 號(hào) model | 標(biāo)準(zhǔn)截面 nominal sectional area（mm2） | ||||||||||||
| 0.5 | 0.75 | 0.8 1.0 | 1.5 | 0.5 | 0.75 | 0.8 | 1.0 | 1.5 0.5 | 0.75 | 0.8 | 1.0 | 1.5 | |
| - | 芯 數(shù)core no. | 對(duì) 數(shù)pair no. | 導(dǎo)體結(jié)構(gòu)conductor structure | ||||||||||
| mhyv | 2-7 | 2-10 | 1/0.8 7/0.30 | 1/0.97 7/0.37 | - | 1/1.13 7/0.43 | 1/1.38 7/0.52 | ||||||
| mhyvr | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | ||||||
| mhyvp | 2-7 | 2-10 | 1/0.8 7/0.30 | 1/0.97 7/0.37 | - | 1/1.13 7/0.43 | 1/1.38 7/0.52 | ||||||
| mhyvrp | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | ||||||
| mhybv | 2-7 | 2-10 | - | 1/0.97 7/0.37 42/0.15 | 1/1.0 | 1/1.13 7/0.43 32/0.20 | 1/1.38 7/0.52 48/0.20 | ||||||
| mhy32 | - | 3-7 | 2-19 | - | 1/0.97 7/0.37 | - | 1/1.13 7/0.43 | 1/1.38 7/0.52 | |||||
電纜主要技術(shù)性能 major technical performances
1、電纜導(dǎo)體直流電阻和電纜固有衰減 dc resistance of the conductor and intrinsic attenuation
| 型 號(hào) model | 標(biāo)稱截面 nominal sectional area mm2 | 導(dǎo) 體 結(jié) 構(gòu) conductor structure | 20℃時(shí)導(dǎo)體直流電阻 dc resistance of the conductor at 20℃ （≤ω/km） | 固有衰減 intrinsic attenuation （800hz） （≤db/km） | |
| 種 類 type | 根數(shù)/單線標(biāo)稱直徑 pc.no./single track diameter（mm） | ||||
| mhyv mhyvrp mhybv | 0.5 | 1 | 1/0.8 | 36.0 | 1.0 |
| 2 | 7/0.30 | 36.0 | |||
| 0.75 | 1 | 1/0.97 | 24.5 | 0.8 | |
| 2 | 7/0.37 | 24.5 | |||
| 6 | 42/0.15 | 26.0 | |||
| 0.8 | 1 | 1/1.0 | 25.8 | 0.7 | |
| 1.0 | 1 | 1/1.13 | 18.1 | 0.65 | |
| 2 | 7/0.43 | 18.1 | |||
| 5 | 32/0.20 | 19.5 | |||
| 1.5 | 1 | 1/1.38 | 12.1 | 0.5 | |
| 2 | 7/0.52 | 12.1 | |||
| 5 | 48/0.20 | 13.3 | |||
2、電纜其它主要技術(shù)性能 other major technical performances
（型號(hào) model:mhyv、mhyvr、mhyvrp、mhyvp、mhybv、mhy32）
| 序 號(hào) serial number | 項(xiàng)目items | 技術(shù)性能 technical performances | |
| 1 | +20℃線芯導(dǎo)體直流電阻（≤ω/km） line core dc resistance at 20℃ | 見(jiàn)上表 see above table | |
| 2 | 電纜固有衰減（≤db/km） cable intrinsic attenuation | 見(jiàn)上表 see above table | |
| 3 | +20℃絕緣電阻（≥mω km） insulating resistance at 20℃ | 5000 | |
| 4 | lmin工頻交流電壓試驗(yàn) lmin power frequency alternating current pressure test | 芯-芯 core - core 芯-屏蔽 core - hield | 1500v不擊穿（50hz） 1500v does not penetrate |
| 5 | 電纜工作電容（≤μf/km） cable service capacity | 0.06（800hz） | |
| 6 | 遠(yuǎn)端串音衰減（≥db/500） far-end crosstalk attenuation | 70（800hz） | |
| 7 | 電感（≤μh/km） inductance | 800（800hz） | |
| 8 | 工作對(duì)直流電阻差（≤%環(huán)阻） dc resistance difference | 2 | |
| 9 | 單根垂直燃燒試驗(yàn) combustion for single cable test | mt386 | |
| 10 | 成束燃燒試驗(yàn) combustion for bunched cable test | 符合gb/t18380標(biāo)準(zhǔn)中b類成束燃燒試驗(yàn)要求 conforms to gb/t18380 standard b kind becomes ties the burning test | |
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