What are the standards for wire installation
When installing cables, tension mainly refers to traction force, and there are calculation formulas for this type of tension.
Nov 09,2021
When installing cables, tension mainly refers to traction force, and there are calculation formulas for this type of tension. The calculation formulas are different for different laying types, generally divided into horizontal straight line traction, inclined straight line traction, horizontal bending traction, vertical bending traction, and vertical traction on inclined surfaces. For detailed calculation formulas, you can refer to Volume 3 of the Wire and Cable Manual.
What is the method of installing household wires
1. Generally used for sockets are single core wires of 2.5 square meters, single core wires of 4 square meters for air conditioners with 3 horsepower or more, single core wires of 6 square meters for the main incoming line, and dual color wires for grounding.
2. Three rolls of different colors are grouped together (for neutral, live, and ground wires). Single core wires of 1.5 square meters are used for lighting fixtures, and two rolls of different colors are grouped together (for neutral and live wires).
3. Two core and three core sheathed wires are used as exposed wires, mostly for construction on construction sites, and are not commonly used in home decoration.
4. The thicker the audio cable, the better. It is recommended to choose 2 * 1.52 or 2 * 1.2 specifications. 5. The more TV distributors there are, the worse the TV signal. It is recommended to choose a distribution of 6 or less as much as possible.
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