分宜MKVVR42矿用铠装控制电缆朴素
绝缘电阻:>200M欧姆×KM。使用温度:-30~+70℃。弯曲半径:15×电缆外径。阻燃特性:IEC60332.1。参考标准:GB5023、IEC60227、HDVDE21.5S3。包装规格:100m、500m、1000m。
适用于矿用控制电缆适用于交流额定电压u0/u为450/750V及以下的控制监控回路及保护线路和配电装置中电器仪表的连接线。执行标准:MT818-2009.1/TX严格按照煤矿安全有关规定。
我们厂生产的矿用控制电缆型号规格范围使用场合MKVV,MKVVP,MKVVP2 0.5-10mm2,2-61芯,适用于弱电控制系统或强电磁场干扰区MKVV22,MKVV20 0.5-10mm2,4-61芯 MKVV32,MKVV30 0.5-10mm2,7-61芯 MKVVR 0.5-6mm2,2-61芯 MKVVRP 0.5-4mm2,2-61芯 MKVVP22,MKVVP2-22 1.5-10mm2,4-61芯 MKVVP2-22-1 1.5-10mm2,4-61芯,主要用于500KV变电站与发电厂配电装置及强电磁场干扰区。
VV32VLV32VV33VLV33VV42VLV42VV43VLV43聚氯乙烯绝缘聚氯乙烯聚乙烯护套钢丝铠装电力电缆敷设在高落差地区,电缆能承受机械外力作用及相当的拉力。KVVKVVRKVYKVYR聚氯乙烯绝缘聚氯乙烯聚乙烯护套控制电缆敷设在室内、电缆沟、管道内及地下。
MHYV cable, communication cable for mine use, mine cable, communication cable, mine cable for mine use, MHY32 cable, PUYV cable, MHYVP cable, MHYVR cable, flame retardant coal mine in communication cable, cable, mine monitoring cable, PUYVR cable, mine telephone lines, cable for mine monitoring, mine, mine telephone cable, execution: the enterprise/TXis suitable for the coal mine with copper together flame retardant sheath fixed and class communication cable. MHYBV(PUYBV) coal mine with poly-insulated galvanized steel wire braided armor fire retardant poly-chloride sheath communication cable 5-50
11.电容的GND端**直接通过过孔进入内层地,不要通过铜皮连接,后者不利于焊接,且小区域的铜皮没有意义12.电源的连接,特别是从电源芯片输出的电源引脚**采用覆铜的方式连接13.PCB,有大量空白区域,如果信号线的间距足够大,无需表层覆铜铺地。表层局部覆铜会造成电路板的铜箔不均匀平衡。且如果覆铜距离走线过近,走线的阻抗又会受铜皮的影响。14.由于空间紧张,GND不能就近通过过孔进入内层地,这时可通过局部覆铜,再通过过孔和内层地连接。
它的使用特性经国家检测为煤矿用控制电缆导体的长期允许工作温度为70℃,电缆敷设温度应不低于0℃。煤矿用控制电缆允许的弯曲半径:对有铠装或铜带屏蔽结构的电缆应不小于电缆外径的12倍。对有屏蔽层结构的软电缆,应不小于电缆外径的6倍。对无铠装层的电缆应不小于矿用电缆外径的6倍。MKVVR42矿用铠装控制电缆
MKVV电缆,MKVVP电缆,MKVVP2电缆,MKVV22电缆,MKVV32电缆,MKVVR电缆,MKVVRP电缆,MKVVP22电缆等规格型号的煤矿用阻燃控制电缆,推荐电缆芯数为2,3,4,5,7,8,,24,27,30,37,44,48,52,61芯
MKVV(2-14)*(4-6)mm2
,(2-10)*10mm2 (2-61)*(0.75-2.5)mm2 MKVV22(7-61)*(0.75-1.5)mm2 (4-61)*2.5mm2 (4-14)*(4-6)mm2
MKVVP(7-61)*(0.75-1.5)mm2 (4-61)*2.5mm2 (4-14)*(4-6)mm2
MKVVP22(7-61)*(0.75-1.5)mm2 (4-61)*2.5mm2 (4-14)*(4-6)mm2 。
Tianjin cable dragging branch factory manages a variety of "RVVP shielding cables", wholeheartedly provides you with perfect pre-sales, sales and after-sales services, and provides professional services such as "RVVP shielding cables" technology. Company and the major cities of Shanghai, Beijing, shenzhen, guangdong, jiangsu, zhejiang, shandong, sichuan, fujian, hubei, henan, liaoning, hebei, shanxi, hunan, anhui, tianjin, chongqing, guangxi, heilongjiang, jiangxi, shanxi, jilin, yunnan, and inner, gansu, guizhou, and other cities have a long term business, reasonable price, various brands of various types of import/domestic complete, strong after-sales service, let its tianlian cable bright again.
任意两端及任一端子与接地之间在接通1000V交流时,1min应无击穿或飞弧现象。导线与接线端子之间的接触电阻