耐高温家用电线2.5平方容城更新中ZRKFVP2X1.0阻燃耐高温控制电缆格消瘦

耐高温家用电线2.5平方容城更新中ZRKFVP2X1.0阻燃耐高温控制电缆格消瘦

　　因为耐火电缆的耐火层，通常采用多层云母带直接绕包在导线上．它可耐长时间的燃烧，即使施加火焰处的高聚物被烧毁，也能够保证线路正常运行。3.优缺点阻燃电缆、无卤电缆、耐火电缆的明确概念及优缺点阻燃电缆的特点是延缓火焰沿着电缆蔓延使火灾不致扩大。



Low smoke halogen free power cable is suitable for transmission power in power lines with rated voltage of 0.6/1kv and below. The low-smoke halogen free cable is produced by our company according to the French RCCE and NF series, GB/T18380, GB/T19216, GB/T17651, GB/T17650 and so on.

Model specification of frequency conversion cable: series code BP frequency conversion cable; Insulation code YJ crosslinked polyethylene insulation; V polyvinyl chloride sheath; E halogen-free low smoke polyolefin sheath; Shielding code P copper wire braided shielding; P1 copper wire wound shielding; P2 copper band shielding; P3 aluminum strip shielding; TP2 concentric conductor + copper band shielding structure; P1-2 double shielding of copper wire winding + copper tape wrapping; PX12 copper band shielding + tin coated copper wire braided double shielding; Armor code 22 steel belt armor; 32 steel wire armouring; Flame retardant code ZR common flame retardant type; WDZ low smoke halogen-free flame retardant type.

Some models of power cables: zr-yjv zr-yjlv zr-yjy zr-yjly zr-yjly zr-yjv22 zr-yjlv22 zr-yjv23 zr-yjv23 zr-yjlv23zr-yjlv3zr-yjv33 zr-yjlv32 zr-yjlv32 zr-yjlv33



Cable performance design and reference for frequency converter: 1.83 kv and below are designed according to GB/Tl2706, 2002. Besides GBT/l2706.2002, the special cable for kv variable frequency motor has the re of capacitance and inductance. According to the actual use of the special cable for frequency conversion motor and the technical conditions of GB/T12706.2002 and ABB for power transmission cable, the electrical performance parameters of the cable were determined.

两线制变送器因为信号起点电流为4mA.DC，为变送器供给了静态作业电流，一起外表电气零点为4mA.DC，不与机械零点重合，这种“活零点”有利于辨认断电和断线等毛病。并且两线制还便于运用安全栅,利于安全防爆。两线制变送器如图一所示，其供电为24V.DC，输出信号为4-20mA.DC，负载电阻为250Ω，24V电源的负线电位低，它即是信号公共线，关于智能变送器还可在4-20mA.DC信号上加载HART协议的FSK键控信号。

　　电力电缆，铠装电缆，地埋电缆一、产品简介： 电力电缆用输配电系统，本公司生产的交流额定电压0.6/1KV聚氯乙烯绝缘电力电缆和35KV及以下交联聚乙烯电力电缆，其性能不仅符合标准GB1276和IEC60502及IEC60840，并且已形成系列，即阻燃型的、耐火型的、耐寒型的和防水型的电力电缆。

1. Product implementation standard: gb9330-88 (refer to IEC227, better voltage resistance than IEC227), ga306-2001 (flame retardant type). 2. Purpose: this product is applicable to control, signal protection and measuring lines with rated voltage of 450/750v and below under dc and ac 50hz-60hz. 3, product specifications and scope: product specifications range using occasions KYV, KYVP, KYVP2 0.5 - was 10, 2-61 core is the product high insulation resistance, waterproof properties is strong, good cold resistance, suitable for weak current control system or strong electromagnetic interference zone. KYV20,KYV22 0.5-10mm2,4-61 core FYV30,KYV32 0.5-10mm2,7-61 core KYVR 0.5-6mm2,2-61 core KYVRP 0.5-4mm2,2-61 core KYVP22, kyvp2-22 1.5-10mm2,4-61 core note: model pre-flame retardant is suitable for fire retardant environment. 4, using features: cable temperature under installation should not below 0 ℃, the cable conductor long-term allowed working temperature is 70 ℃. The allowable bending radius of the cable: for the armored cable, it should not be less than 6 times the outer diameter of the cable. For the cable with armored or copper belt shielding structure, it shall be no less than 12 times the outer diameter of the cable. For soft cable with shield layer structure, it should be no less than 6 times the outer diameter of the cable.
　　（2）护套：黑色低密度聚乙烯7、识别和长度标记：电缆表面印有性识别标记，标记间隔1米，标记内容有：型号、规格、厂名、商标、制造年份及计米hyv-100（2*0.5）室内外电缆hyv-100（2*0.5）室内外电缆hyv-100（2*0.5）室内外电缆产品说明：本厂生产市内通信电缆适用于固定敷设架。

Signal cable for mining is a signal transmission tool. General signal cable transmission signal is small, in order to avoid the interference signal, signal cable with a layer of shielding layer, outside package of conductor shielding layer, generally for conductive cloth, woven or copper (aluminum), the bronze shield to ground, external interference signal can be the layer into the earth, and avoid interference signals into the inner conductor interference at the same time reduce the wastage of the transmitted signal.



　　6KV及以上电缆接头：①安装电缆终端头时，必须剥除半导体电屏蔽层，操作时不得损伤绝缘，应避免刀痕凹凸不平的情况，必要时用砂纸磨平；屏蔽端部应平整，并要把石墨层（碳粒）清除干净。②塑料绝缘电缆端头铜带屏蔽和钢铠必须良好接地，对短路也遵循这项原则，避免三相不平衡运行时钢铠端部产生感应电动势，甚至“打火”及燃烧护套等事故。

　　ˎ̥NH-KFV电缆，KFVR电缆优势说明：详细说明:NH-KFV电缆，KFVR电缆矿用电缆是煤矿用电缆的简称，矿用电缆均为阻燃电缆，都应经过安标国家矿用产品安全标志中心颁发矿用产品安全标志证书。U型（M型）煤矿用橡套电缆本产品按GB/T《矿用橡套软电缆》、MT《煤矿用阻燃电缆》生产，同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。

主要是以下两种情况：一是集成电路内部的前、后级单元电路有各自独立的电源引脚，以分别供电或接入电源退藕电路，如上图所示。二是有些集成电路内部包含电子滤波稳压电路，可以输出稳定的直流电压为集成电路外其他单元电路供电，因此该集成电路另外具有一个电源输出引脚，如下图所示。注意：电源稳压集成电路没有专门的电源引脚，因为它是串接在电源电路中工作的，直流电压从稳压集成电路的输入端输入，经内部电路稳压后从输出端输出，如下图所示。

　　3、产品型号、名称及使用范围型号名称使用范围YFF聚氯四氟绝缘、聚四氟护套仪表用电缆固定敷设，用于仪器、仪表的连接YFFP聚四氟烯绝缘、聚四氟护套仪表用屏蔽电缆同上，用于要求抗干扰的情况下RFF聚四氟绝缘、聚四氟护套仪表用软电缆用于要求柔软的场合RFFP聚四氟绝缘、聚四氟护套仪表用。



　　矿用电缆选择矿井供电系统中，高压供电线路一般都采用铠装电缆，其故障率相对低压供电所采用的[1]要少得多。采区供电是供电系统中的薄弱环节，工作环境又较差，因而如何选择电缆的型号与截面，关系到供电运行的安全。

　　6、低安装敷设温度：序号1～4-45℃序号5～140℃HYAC自承式电缆:适用于本地电信网的城市与乡镇电信线路，也适用于接入公用网的专用网线路。。主要用于管道敷没，在架空安装时需要用吊线支承。以25对为基本单位,25线对的基本单位也可由12对和13对2个子单位组成，50单位的超单位由二个12对和二个13对两个子单位组成，100对的超单位由四个25基本单位组成。

　　例：铜芯0.6/1KV交联聚乙烯绝缘铜丝编织屏蔽，聚氯乙烯护套阻燃变频器用主回路电缆，3×185＋3×35mm2表示为：BPYJVP-0.6/1KV3×185＋3×35注：有关电缆的详细技术参数请向我公司垂询。