Tianlian local telephone communication cable HYA5380 * 2 * 0.9, welcome to purchase

Description :

　　Classification and application fields of wires and cables: 1. What are the types of commonly used wires and cables according to their purposes? Answer: According to their purposes, they can be divided into bare wires, insulated wires, heat-resistant wires, shielded wires, power cables, control cables, communication cables, RF cables, etc.

　　2. What are the types of insulated wires? Answer: There are several types of insulated wires commonly used, including polyvinyl chloride insulated wires, polyvinyl chloride insulated flexible wires, nitrile polyvinyl chloride mixture insulated flexible wires, rubber insulated wires, agricultural underground buried aluminum core plastic insulated wires, rubber insulated cotton yarn textile flexible wires, polyvinyl chloride insulated nylon sheathed wires, and polyvinyl chloride insulated flexible wires for power and lighting.

　　3. What occasions are cable trays suitable for? Answer: Cable trays are suitable for overhead laying of power cables and control cables indoors and outdoors in general industrial and mining enterprises. They can also be used for indoor and outdoor installation in telecommunications, broadcasting and television departments.

　　4. What are the cable accessories? Answer: Common electrical accessories include cable terminal junction boxes, cable intermediate junction boxes, connecting pipes and terminals, steel plate wiring troughs, cable trays, etc.

　　5. What is a cable intermediate joint? Answer: The device that connects the conductors, insulation shielding layers, and protective layers of cables to connect cable lines is called a cable intermediate joint.

　　Tianlian local telephone communication cable HYA5380 * 2 * 0.9, welcome to purchase

　　4. Insulation material: high-density polyethylene; 1. Insulated single wire: Continuously extruding insulation material on the wire, using the specified 10 standard chromatograms for identification, and ensuring the electrical performance of the cable;

　　2. Insulated wire group: Twist a single insulated wire into four wire groups at different pitches to minimize crosstalk to the maximum extent possible, and use a specified chromatographic combination to identify wire pairs;

　　3. Cable core structure: Insulated single wires are twisted into pairs and then twisted into cable cores using the same core or unit type. Different cable ties are used for each unit to facilitate construction, maintenance, and identification.

　　4. Cable core tape: The cable core is wrapped with non hygroscopic and non oil absorbing insulation tape;

　　5. Cable shielding: Wrap double-sided plastic coated aluminum tape with rolled (or non rolled) stripes longitudinally outside the cable core wrapping tape, and overlap and bond both sides;

　　6. The armor layer adopts double-layer wrapped steel tape armor.

　　Tianlian local telephone communication cable HYA5380 * 2 * 0.9, welcome to purchase

AfterSalesService :

• Local communication cable HYA