fire retardant radio frequency coaxial cablesin mines
產(chǎn)品用途:產(chǎn)品適用于煤礦井下無線電通訊設(shè)備和采用類似技術(shù)的電子裝置的有關(guān)無線電子設(shè)備中傳輸射頻信號。
scope of application:the product is fit for thetransmission of radio frequency signals in radio e or inelectronic e adopting similar technologies.
執(zhí)行標(biāo)準(zhǔn) standards implemented: q/3210hl32-2005
型號規(guī)格及尺寸范圍 model specifications andsizes application
型 號
model
內(nèi)導(dǎo)體(根數(shù)/直徑mm)
inner conductor
(core no./dia)
標(biāo)稱絕緣外徑mm
nominal insulation outerdiameter
標(biāo)稱電纜外徑mm
nominal cable outer diameter
msyv-50-2-1
7/0.16
1.5
2.8
msyv-50-2-41
1/0.68
2.2
4.0
msyv-50-3-1
7/0.32
2.95
5.0
msyv-50-3-41
1/0.9
2.95
5.8
msyv-50-5-1
1/1.4
4.8
7.2
msyv-50-5-3
1/1.4
4.8
7.2
msyv-50-7-1
7/0.76
7.3
10.3
msyv-50-7-2
7/0.76
7.3
10.5
msyv-50-9-41
7/0.95
9.0
12.2
msyv-50-12-1
7/1.15
11.5
15.0
msyv-75-2
7/0.08
1.5
2.9
msyv-75-3-41
7/0.17
3.0
5.0
msyv-75-5-41
1/0.75
4.8
7.2
msyv-75-5-42
1/0.75
4.8
7.9
msyv-75-7-1
7/0.40
7.3
10.3
msyv-75-7-41
7/0.40
7.3
11.0
msyv-75-9-41
1/1.37
9.0
12.2
msyv-75-12-2
7/0.64
11.5
15.0
msyv-75-15-41
7/0.82
15.0
19.0
msyv-100-7
1/0.6
7.3
10.2
電纜結(jié)構(gòu)示意圖 iiiustration of cablestructure
使用特性 service characteristics
電纜導(dǎo)體Zui高工作溫度
electric cable conductor max. temperature70℃Zui低環(huán)境溫度
lowest ambient temperature固定敷設(shè)為-40℃,非固定敷設(shè)為-15℃
fixed placing-40℃,non-fixed placing -15℃+40℃環(huán)境相對濕度
environment relative humidity at 40℃≤98%電纜的Zui小彎曲半徑
minimun bending radius電纜外徑的5倍(在室內(nèi));電纜外徑的10倍(在室外)
cable outer diam 5 times(in room);cable outer diam 10times(inoutside)
電纜主要技術(shù)性能 major technicalperformances
型 號
model
標(biāo)稱特性阻抗(ω)
characteristic
impedance
衰減常數(shù)
attenuation constant
額定電容(pf/m)
rated capacitance
試驗電壓(kv)
test voltage
絕緣電阻
(≥mω·km)
insulation
resistance
頻率(mhz)
frequency
衰減(≤db/m)
attenuation
msyv-50-2-1
50
200
0.45
100
2.0
5000
msyv-50-2-41
0.31
3.0
msyv-50-3-1
0.24
4.0
msyv-50-3-41
0.22
4.2
msyv-50-5-1
0.15
6.5
msyv-50-5-3
0.15
6.5
msyv-50-7-1
0.11
10.0
msyv-50-7-2
0.11
10.0
msyv-50-9-41
0.095
12.0
msyv-50-12-1
0.080
15.0
msyv-75-2
75
0.579
67
1.5
msyv-75-3-41
0.28
2.0
msyv-75-5-41
0.15
5.5
msyv-75-5-42
0.15
5.5
msyv-75-7-1
0.12
8.0
msyv-75-7-41
0.12
8.0
msyv-75-9-41
0.088
10.0
msyv-75-12-2
0.088
12.5
msyv-75-15-41
0.066
16.0
msyv-100-7
100
0.147
57
5.0
電纜其它主要技術(shù)性能 other major technicalperformances
單根垂直燃燒試驗
single wire burning testmt386成束燃燒試驗
group burning test符合gb/t 18380.3標(biāo)準(zhǔn)中b類中成束試驗要求
conforms to gb/t18380.3 standard b kind group burning test
"煤礦用阻燃同軸射頻電纜"的材料形狀為圓線，拉伸強度是3，護套材質(zhì)為發(fā)泡，電線Zui大外徑是1-10（mm），加工定制為是，型號是MSYV-75-2，品牌為振港，產(chǎn)品認(rèn)證是3C，絕緣厚度為1-1.5（mm），芯數(shù)是1