Conventional home improvement wire model and how to choose?

Guangzhou Pearl River Cable Co., Ltd.

1. Conventional home improvement wire model.

1）. BV (polyvinyl chloride insulated copper core wire, hereinafter referred to as BV) is single-strand copper core, BVR multi-strand copper core, BVV sheathed single-strand copper core (double-layer PVC sheathed wire), and BVVR double glue Strand copper core.

2）. In addition, pay attention to distinguish BV and BVR lines-BV is a single-core wire (hard wire), BVR is a multi-core wire (soft wire), the same square BVR is about 10% more expensive than BV.

Remarks: In the process of home decoration, it is necessary to lay wires in the pipes, that is, BVR is more convenient for hydropower construction than BV when threading.

3）. ZB-BV is a flame-retardant wire, which can hinder burning as the name suggests. It is generally used in dense places and places with very high requirements for wires and cables.

ZR means flame retardant. The flame retardant grades of wire and cable are divided into three levels: A, B, and C. ZB stands for B flame retardant, and ZR defaults to C flame retardant. Flame retardant characteristics ZA>ZB>ZC, whether it is home improvement wires or power cables, there will be a difference in flame retardant grades.

Flame-retardant cables A/B/C are classified according to the GB/T18380-2008 specification rules, and are used to evaluate the ability of vertically installed bundles of wires and cables or optical cables to inhibit the vertical spread of flame under regular conditions.

2. Conventional home improvement wire specifications:

1 square, 1.5 square, 2.5 square, 4 square, 6 square, 10 square, the unit is mm2. Normally, we usually talk about 4 square and 6 square wires, and omit square millimeters.

3. Generally, there are many household appliances and the room area is large. It is recommended to use large square wires as much as possible.

Lighting wire: Although the 1.5 square plastic copper wire fully meets the requirements of use, the household miscellaneous world still recommends that you choose 2.5 square plastic copper wire for long-term consideration;

Ordinary socket wire: The power consumption of an ordinary socket generally does not exceed 2500W, so it is recommended that you choose 2.5 square plastic copper wire;

Bedroom air-conditioning: The air-conditioning in the bedroom is not too big, all within 1.5P, and it is recommended that you choose 2.5 square plastic copper wire for the home furnishing altar;

Living room air conditioner: Since the living room air conditioner is basically above 2P, it is recommended that you choose 4 square plastic copper wire;

Kitchen plug: The electricity consumption in the kitchen should be the most. The electricity consumption is estimated by the household miscellaneous world, it is almost 6000W, so it is recommended that you choose 4 square plastic copper wire;

Ordinary toilet socket: The ordinary socket in the toilet does not include an electric water heater. It is recommended that you choose 4 square meters of plastic copper wire;

Electric water heater: From the perspective of the safety of the electric water heater, it is recommended that you run the electric water heater all the way to the distribution box. The wire is recommended to choose 4 square plastic copper wire;

Incoming bus: 6 square plastic copper wire