MKVVP4X1.0矿用控制电缆巩留认证企业CRVV82控制电缆早熟

MKVVP4X1.0矿用控制电缆巩留认证企业CRVV82控制电缆早熟

　　钢带表面经涂塑处理，以防腐蚀和水份侵入。23，22型采用双层钢带绕包也有相似的性能。铠装通信电缆护套：黑色高分子量低密度聚乙烯或聚氯乙稀护套。护套厚度可取决于基本电缆外径。识别和长度标记：电缆外表有性识别标记，标记间间隔不大于1m，铠装通信电缆标记内容有：导线直径、线对数量、电缆型号、长度、制造厂厂名代号及制造年份。



　　NHB—KVV22适用范围：同NHB—KVV，用于能承受机械外力的场所，电缆弯曲半径不小于电缆外径的15倍。NHA—KVV22适用范围：同NHB—KVV22，用于要求耐火较为苛刻的场所。NH-VV阻燃聚氯乙烯绝缘和护套耐火控制电缆。

　　（包括农村电话局用）二． 电缆适用温度为-10℃～50℃，电缆安装时的环境温度不低于0℃。弯曲半径不小于电缆直径的10倍。应用：室内外电话布线。。主要用于管道敷没，在架空安装时需要用吊线支承。

　　二、电缆的型号、名称及使用范围型号名称使用范围DJYVP聚乙烯绝缘对绞组铜线编织总屏蔽聚氯乙烯护套计算机电缆固定敷设在室内、电缆沟或管道内DJYVP2聚乙烯绝缘对绞组铜带总屏蔽聚氯乙烯护套计算机电缆DJYVP3聚乙烯绝缘对绞铝塑复合带总屏蔽聚氯乙烯护套计算机电缆DJYPV聚乙烯绝缘对绞组铜线编织分屏。



　　1使用特性1.1电缆的使用环境温度为-40℃~+60℃。1.2电缆导体长期工作温度应不超过+70℃。1.3电缆敷设环境温度：聚氯乙烯外护套电缆应不低于0℃;聚乙烯外护套电缆应不低于-20℃。1.4电缆的允许弯曲半径：非铠装电缆应不小于电缆外径的10倍；铠装电缆应不小于电缆外径的15倍。

可以全部允许或有选择的允许。SFC41“DIS_AIRT”延迟处理比当前优先级更高的中断和异步错误，直到用SFC42允许处理中断或当前OB执行完毕，SFC42“EN_AIRT”用来允许立即处理被SFC41暂时禁止的中断和异步错误，SFC41和SFC42配对使用。组织块的变量声明表：OB块是操作系统调用的，OB没有背景数据块，也不能为OB声明输入、输出参数和静态变量，所以，OB的变量声明表中只有临时变量，OB的临时变量可以是基本数据类型、复杂数据类型或数据类型ANY。

　　MVV聚氯乙烯绝缘聚氯乙烯护套矿用电力电缆用途：矿井中电能传输线路，但不能承受机械外力作用MVV22煤矿用聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆用途：矿井中电能传输线路，能承受一定机械外力MVV32煤矿用聚氯乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆用途：矿井中电能传输线路，能承受一定的拉力MVV42。

　　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电缆外径的6倍。KVVRP、P1、P3型，ZR-KVVRP、P1、P3型450/750V铜芯聚氯乙烯绝缘烯护套电缆适用范围：本产品适用于额定电压450/750V及以下输配电线路中。
　　带钢丝绳PVC弹性体行车控制电缆使用特性:额定电压：U0/U450/750V及以下高工作温度：100℃低环境温KVVRC带钢丝绳的PVC行车控制电缆KVVRC带钢丝绳PVC行车控制电缆具有柔软、耐磨、防油等特性，线旁附钢丝绳，增强抗拉力。

Working capacitance: average 52 + / - 2nF/km



Computer shielded cable; Purpose: high voltage insulation with small interface constant. Use to ground, and the screen, the total screen (or three quad twisted, group screening, group screen a total screen), such as structure form, with a small dielectric loss, the transmission ability is strong, resistant performance is good wait for a characteristic, can reliable transmission weak analog or digital, can be widely used in electricity, metallurgy, petroleum, chemical, textile sites detection and control of the door or by computer automation instrumentation, and general industrial computer. Relevant technical indicators: reference BS5308 IEC189 and British second, product code 1 and code the DJ - (series code) electronic computer shielded cable Y - (insulation code) high-pressure polyethylene F - (insulation code) fluoroplastic V - (sheath code) polyvinyl chloride (R - said many strands of soft wire core P - (block code) copper mesh shielding P1 tin plated copper mesh shielding P2 copper tape screened P3 aluminum-plastic composite membrane shielding for example 1:3, product specifications order 7 (14) to 1.0 was computer shielded cable can be represented as: (1) total shielding DJYVP7 * 2 * 1.0mm2 (2) partial shielding multiple strands of soft line DJYPVR7 * 2 * 1.0mm2 (3) total shielding type DJYPVP7 * 2 * 1.0mm2 Type (1) packet shielding DJYPV3 x 3 x 0.75 was (group 2) screen a total screen DJYPVP3 x 3 x 0.75 was three, model name and use range model name using range DJYVPDJYPVDJYPVP total shielding polyvinyl chloride polyethylene insulating sheath computer cable shielding polyvinyl chloride polyethylene insulation group sheathed electronic computer cable shielding total shielding polyvinyl chloride polyethylene insulation group sheathed electronic computer cable 1, fixed for laying indoors, in cable trench or pipe 2, cable long-term working temperature: - 20 ℃ + 65 ℃, the cable laying temperature is lower than 0 ℃, the bending radius should not less than 10 times of cable diameter DJYVPR DJYPVR DJYPVRP total shielding polyvinyl chloride polyethylene insulating sheath computer with a soft cable shielding polyvinyl chloride polyethylene insulation group sheathed computer with a soft cable shielding total shielding polyvinyl chloride polyethylene insulation group with a soft cable sheath computers shows that: (1) flame retardant cable (oxygen index greater than 30) need to add code "out" in front of the model. For example, zr-djypv zr-djypvp et al. (2) armored (steel belt armored) cables need to add code "22" in the lower right corner of the model, such as: DJYPV22 djypvpppvp22, etc. The cable is mainly used for ac or dc 300V or below and can work normally when 500V or below.

　　执行标准Q/CF006阻燃耐火特性试验执行GB标准使用特性1.交流额定电压：U0/U0.6/1KV高工作温度：硅橡胶绝缘180℃，氟46绝缘有200℃和260℃两种，聚氯乙烯绝缘70℃，交联聚乙烯90℃。

F点为输出端。图八CD4069振荡电路具体应用电路1.4069振荡电路应用之一，三组振荡电路互相调制就可以发出高低快慢周期性变化的音调，声音酷似警笛声，具体元件参数见下表。图九CD4069制作的警笛发生器警笛发生器元件表2.CD4069组成的逆变器，输出振荡信号通过三极管放大，控制MOS管的导通与截止，从而在输出端为220v电压。图十CD4069制作的逆变器3.CD4069组成的水位指示器，在水不满时输入高电位，输出低电位，对应的led灯不亮，当水位上升时，电位降低，输出高电位，对应的led灯发亮，随着水位的上升，led灯依次发亮，反映了水位的高低情况。

　　（4）固定敷设的低压电缆，应采用Mw铠装或非铠装电缆或对应电压等级的移动橡套软电缆。（5）非固定敷设的高低压电缆，必须采用符合Mr818标准的橡套软电缆。移动式和手持式电气设备应使用专用橡套电缆。（6）照明、通信、信号和控制用的电缆，应采用铠装通信电缆、橡套电缆或M、厂、厂型塑力缆。



　　JYP2V－1JYP2V－2JYP2V－3多对屏蔽控制电缆电子计算机(包括DCS系统)用多对屏蔽控制电缆执行标准：企业标准(等效采用英国BS5308—86)用途：适用于发电、冶金、石化等上矿企业集散系统、电子计算机系统、自动化系统的信号传输及检测仪器、仪表等连接用多对屏蔽电缆。

1. Rated voltage U0/U: 0.6/1kv. 2. The long-term allowable temperature of the cable conductor is +90 degrees, and the short-circuit temperature is +250 degrees. 3. Installation and laying temperature: greater than or equal to 0 degrees, and the fixed dressing temperature is lower than -10 degrees. 4. Allowable bending radius of cable: greater than or equal to 15D(d-cable outer diameter).

　　YJV33交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆注：阻燃电缆在型号前加ZA-A类阻燃；ZB-B类阻燃；ZC-C类阻燃；ZD-D类阻燃；DDZ-低卤低烟阻燃；WDZ-无卤低烟阻燃（绝缘应选用无卤低烟阻燃聚烯烃Y或其交联型YJ，护套选用Y）。