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RVVB是一种扁型电源线,柔性构造,和RVV电源线事实上并沒有什么不同,有的仅仅外型上的不一样,RVV电源线是圆型的,而RVVB是扁型电源线。
RVVB is a flat power cord with a flexible structure, which is actually not much different from RVV power cord. Some only differ in appearance. RVV power cord is round, while RVVB is a flat power cord.
RVVB电源线中,R表明软电缆,软构造的,V指的是绝缘层聚乙烯。第二个V指的是聚乙烯绝缘层护套,B指的是平型,扁型。也就是RVVB电源线是扁型的护套电源线。RVVB一般只求2芯护套线、而RVV的电缆型号从2-24芯都是有。
In the RVVB power cord, R indicates a flexible cable with a flexible structure, and V refers to the polyethylene insulation layer. The second V refers to the polyethylene insulation sheath, while B refers to the flat or flat type. That is to say, the RVVB power cord is a flat sheathed power cord. RVVB generally only requires 2-core sheathed wires, while RVV cable models range from 2-24 cores.
RVVB护套电源线和RVV护套电源线事实上是相同主要用途的电源线,全是视频监控系统常见的电源线缆。关键差别的是在外观,RVV电源线是圆型。
RVVB sheathed power cord and RVV sheathed power cord are actually power cords with the same main purpose, both of which are common power cables in video surveillance systems. The key difference is in appearance, the RVV power cord is circular.
RVVB和RVV电源线全是多芯铜线绞线而成,RVV在销售市场上,一般是挤压成型式电源线,选用挤压成型式的模貝挤制而成,內部的间隙是立即用PVC添充,一般结构紧凑、外型有光泽,不容易毁坏。表皮结实,抗压强度抗压性能比较好。
The RVVB and RVV power cords are all made of multi-core copper wire twisted. In the sales market, RVVs are generally extruded power cords, which are made by using extruded molds. The internal gaps are immediately filled with PVC. The structure is generally compact, the appearance is glossy, and it is not easy to damage. The skin is sturdy and has good compressive strength and performance.
而RVVB的截面的护套厚度是沒有RVV电源线的护套厚度大,抗拉性和抗压性也没有RVV电源线好。在挑选RVVB护套时,要更为注意线缆的构造是不是对称性匀称,不容易非常容易发生线缆破裂、裂开的状况产生。
The thickness of the protective sheath of the RVVB cross-section is not as thick as that of the RVV power cord, and its tensile and compressive properties are not as good as those of the RVV power cord. When selecting RVVB sheaths, more attention should be paid to whether the cable structure is symmetrical and symmetrical, so as not to easily cause cable breakage or cracking.
更关键的一点超薄处的厚度做到一定的标准值,才可以另外确保绝缘层抗压强度,不会由于某点的厚度较为小而造成潜在性的安全风险。
The more crucial point is to achieve a certain standard thickness at the ultra-thin point in order to ensure the compressive strength of the insulation layer and avoid potential safety risks caused by a small thickness at a certain point.
RVV电源线和RVVB电源线用以监管,家庭装,工程项目家用电器中小型专用工具等,RVVB电源线在一定水平上比RVV电源线节约室内空间。
The RVV power cord and RVVB power cord are used for monitoring, household installations, engineering projects, small and medium-sized specialized tools for household appliances, etc. The RVVB power cord saves indoor space to a certain extent compared to the RVV power cord.
