In weak current construction, where is the difference between BV, RV and BVR wires
Source : Tianxing Cable | Release date : 2024-04-30
BV, RV, BVR wire is a common wire in the process of home decoration and weak current construction, and the three products have similar functions, so there is a mixed use in the construction process. Today, let's talk about the difference between three types of wire.
From the product structure
The BV wire is a single-core single-strand copper wire, which is a hard wire.
The RV cable is a single-core multi-strand copper wire, which is a flexible wire.
The BVR wire and RV wire have the same structure and are both flexible wires, but because the copper core is thicker and less than the RV wire, the degree of softness and hardness is between the BV wire and RV wire.
From the use of scenarios
BV cables are mainly used for electrical wiring in lighting and socket scenarios.
RV line is mainly used for line connection of electrical equipment, and is generally not used as electrical wiring.
BVR wire can be used for electrical wiring, but also can be used for electrical equipment line connection.
From the advantages and disadvantages of the product
The advantage of BV cable is that the price is cheap, the service life is longer, the disadvantage is mainly that the wire is strong, and the wiring process is not easy to bend and drag.
The advantage of RV line is that it is easy to bend and convenient to construct, but the disadvantage is that it is expensive and has a short service life.
The BVR cable is a transitional product between the BV cable and the RV cable. Its performance, life, and price are also between the two, so it is a strong substitute and can be adapted to a wider range of use scenarios.
From the perspective of product positioning
The BV wire and BVR wire belong to the cloth wire, and the RV wire belongs to the equipment wire. Therefore, they refer to different product standards. The reference standard for BV cables and BVR cables is JB/T 8734.2-2016. The RV line product reference standard is GB/T 5023.3-2008;
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