Bv wire Full name copper core Pvc Insulated Wire, that is, general purpose single-core hard conductor unsheathed cable, which is the common insulated wire and home-made wire used in our daily life, is the most commonly used wire type. It has the characteristics of acid and alkali resistance, oil resistance, moisture resistance and mildew resistance. Bv Cable,Plastic Copper Wire,Bv Electric Cable,Pvc Insulated Bv Cable Jiangsu QiSheng Cable Co., Ltd. , https://www.shuaihe-cable.com
The formula of the area of the circle: radius × radius × 3.14 (pi).
BV monofilament diameter and number
BV monofilament diameter and number
For example, BV2.5, the national standard diameter is 1.78mm, and the radius is 0.89mm.
Therefore, the cross-sectional area is: 0.89 × 0.89 × 3.14 = 2.487194 is approximately equal to 2.5 mm & sup 2; / square mm.
The following analogy, 1-6 squares are single core diameter, more than 10 squares for multicore
Not only chilled and frozen refrigerators, but also a secret
The refrigerator can only be refrigerated or frozen. It seems to have become the law, but it is often not the case. In addition to the refrigeration and freezing functions of the refrigerator, there are many other wonderful uses. The editor will introduce you to some small-scale use of the refrigerator in your life. (1) The leather shoe oil is sealed and placed in the refrigerator freezer to prevent hardening and drying.
BV monofilament diameter and number