FIRE-RETARDANT COMMUNICATION CABLES FOR
COAL MINES(Signal electric cable)
產(chǎn)品用途:產(chǎn)品適用于煤礦井下監(jiān)測、控制系統(tǒng)作低頻信號傳輸線。
Scope of
application:The product is suitable for the coal mine mine shaft monitor
the control system makes the low-frequency ** transmission line
執(zhí)行標準 Standards
implemented: Q/3210HL07-2005
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型號名稱及使用范圍 Model descriptions and Use
scope
型 號
Model
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名 稱
Descriptions
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使 用 范 圍
Use scope
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MHYV(PUYV)
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煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜
PE insulated PVC sheathed communication cables for coal mine
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用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house
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MHYVR(PUYVR)
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煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜
PE insulated PVC sheathed communication cables for coal mine
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用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house
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MHYVP(PUYVP)
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煤礦用聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護套通信電纜
PE insulated copper wire weave shielded PVC sheathed communication cables
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用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong
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MHYVRP(PUYVRP)
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煤礦用聚乙烯絕緣聚氯乙烯護套銅絲編織屏蔽通信軟電纜
PE insulated copper wire weave shielded PVC sheathed communication soft
cables
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用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong
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MHYBV(PUYV31)
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煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套通信電纜
PE insulated tinned steel wire weave armored PVC sheathed communication
cables
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用于井下平巷或斜巷作主信號傳輸能承受一定的機械沖擊力
Served in level and slanted channels where the mechanic impact is strong
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MHY32
(PUYV39、39-1)
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煤礦用聚乙烯絕緣聚氯乙烯護套鋼絲鎧裝通信電纜
PE insulated steel wire armored PVC sheathed communication cables
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用于豎井或斜井作主信號傳輸能承受較大的拉力
Served as major ** line in shaft or slanted shaft in coal minescapable
of being under considerable pull force
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使用特性 Service characteristics
電纜長期允許工作溫度
Long-term service temperature of the cable conductor
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70℃
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電纜敷設溫度 Cable laying temperature
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≥0℃
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+25℃時環(huán)境相對濕度 Environment relative
humidity at 25℃
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≤95%
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電纜的傳輸頻率 Transmission frequency of cable
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≤30KHz
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電纜的較小彎曲半徑 Minimun bending radius
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MHYVR及MHYVRP型電纜為電纜外徑的10倍，其它型號為外徑的15倍
10 times of the cable outer diameter of MHJYV and 15times for the rest
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電纜結構示意圖
IIIustration of cable structure
電纜規(guī)格 Specifications
型 號
Model
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標準截面 Nominal sectional area(mm2)
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0.5
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0.75
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0.8
1.0
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1.5
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0.5
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0.75
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0.8
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1.0
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1.5 0.5
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0.75
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0.8
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1.0
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1.5
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-
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芯 數(shù)Core No.
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對 數(shù)Pair No.
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導體結構Conductor structure
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MHYV
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2-7
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2-10
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1/0.8
7/0.30
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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MHYVR
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYVP
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2-7
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2-10
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1/0.8
7/0.30
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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MHYVRP
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYBV
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2-7
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2-10
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-
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1/0.97
7/0.37
42/0.15
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1/1.0
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1/1.13
7/0.43
32/0.20
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1/1.38
7/0.52
48/0.20
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MHY32
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-
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3-7
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2-19
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-
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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電纜主要技術性能 Major
technical performances
1、電纜導體直流電阻和電纜固有衰減 DC resistance of the
conductor and Intrinsic attenuation
型 號 Model
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標稱截面
Nominal sectional area
mm2
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導 體 結 構 Conductor structure
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20℃時導體直流電阻
DC resistance of the conductor at 20℃
(≤Ω/Km)
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固有衰減 Intrinsic attenuation
(800Hz) (≤dB/Km)
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種 類 Type
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根數(shù)/單線標稱直徑 PC.No./Single track diameter(mm)
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MHYV
MHYVR
MHYVRP
MHYVP
MHYBV
MHY32
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0.5
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1
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1/0.8
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36.0
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1.0
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2
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7/0.30
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36.0
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0.75
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1
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1/0.97
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24.5
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0.8
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2
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7/0.37
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24.5
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6
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42/0.15
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26.0
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0.8
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1
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1/1.0
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25.8
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0.7
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1.0
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1
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1/1.13
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18.1
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0.65
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2
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7/0.43
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18.1
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5
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32/0.20
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19.5
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1.5
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1
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1/1.38
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12.1
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0.5
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2
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7/0.52
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12.1
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5
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48/0.20
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13.3
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2、電纜其它主要技術性能 Other major technical
performances
(型號 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32)
序 號
Serial number
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項目Items
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技術性能
Technical performances
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1
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+20℃線芯導體直流電阻(≤Ω/Km) Line core DC
resistance at 20℃
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見上表 See above table
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2
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電纜固有衰減(≤dB/Km) Cable intrinsic attenuation
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見上表 See above table
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3
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+20℃絕緣電阻(≥MΩ Km) Insulating resistance
at 20℃
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5000
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4
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lmin工頻交流電壓試驗
lmin power frequency alternating current pressure test
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芯-芯
Core - core
芯-屏蔽
Core - hield
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1500V不擊穿(50Hz)
1500V Does not penetrate
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5
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電纜工作電容(≤μF/Km) Cable service capacity
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0.06(800Hz)
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6
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遠端串音衰減(≥dB/500) Far-end crosstalk attenuation
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70(800Hz)
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7
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電感(≤μH/Km) Inductance
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800(800Hz)
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8
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工作對直流電阻差(≤%環(huán)阻) DC resistance difference
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2
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9
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單根垂直燃燒試驗 Combustion for single cable test
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MT386
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10
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成束燃燒試驗 Combustion for bunched cable test
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符合GB/T18380標準中B類成束燃燒試驗要求
Conforms to GB/T18380 standard B kind becomes ties the burning test
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