Wire and Cable Specifications

Basic Concept

1. Category: H——Intra-city communication cable HP——distribution cable HJ——office cable

2. Insulation: Y-solid polyolefin insulation YF-foam polyolefin insulation YP-foam/solid skin polyolefin insulation

3. Inner protective layer: A—plastic-coated aluminum tape bonding shielding polyethylene sheath S—aluminum, steel double-layer metal tape shielding polyethylene sheath V—polyvinyl chloride sheath

4. Features: T——Petroleum paste filling G——High-frequency isolation C——Self-supporting

5. Outer protective layer: 23——double-layer anticorrosive steel tape wrapped with polyethylene outer layer; 33——single layer thin steel wire armored polyethylene layer; 43——single layer thick steel wire armored polyethylene layer; 53——Single-layer steel belt corrugated longitudinally wrapped armored polyethylene outer layer; 553—Double-layer steel belt corrugated longitudinally wrapped armored polyethylene outer layer

Cable model code

1. Purpose code-not marked as power cable, K is controlled cable, P is a signal cable;

2. Insulation code-Z oil-impregnated paper, X rubber, V polyvinyl chloride, YJ cross-linked polyethylene

3. Conductor material code-not marked as copper, L is aluminum;

4. Inner sheath code-Q lead package, L aluminum package, H rubber sheath, V polyvinyl chloride sheath

5. Derived code-D does not trickle, P dry insulation;

6. Outer protection layer code

7. Special product code-TH wet tropical zone, TA dry tropical zone;

8. Rated voltage-unit VK

Different cables

1. SYV: solid polyethylene insulated radio frequency coaxial cable

2. SYWV(Y): Physically foamed polyethylene insulated cable television system cable, video (RF) coaxial cable (SYV, SYWV, SYFV)-suitable for closed-circuit monitoring and cable television projects

SYWV (Y), SYKV cable TV, broadband network special cable structure: (coaxial cable) single oxygen-free round copper wire physical foamed polyethylene (insulation) (tin wire) (aluminum), polyvinyl chloride (polyethylene)

3. Signal control cable (RVV sheathed wire, RVVP shielded wire)-suitable for building intercom, anti-theft alarm, fire protection, automatic meter reading, and other projects RVVP: copper core PVC insulated shielded PVC sheathed flexible cable voltage 300V/300V2-24 core-use: instrument, meter, intercom, monitoring, control installation

4. RG: Physically foamed polyethylene insulated access network cable-used to transmit data and analog signals in the coaxial optical fiber hybrid network (HFC)

5. KVVP: PVC sheathed braided shielded cable-use: signal transmission, control, and measurement of electrical appliances, meters, and power distribution devices

6. RVV (227IEC52/53) PVC insulated flexible cable-use: household appliances, small electric tools, meters, and power lighting

7. AVVR PVC sheathed flexible cable for installation

8. SBVV HYA data communication cable (indoor and outdoor)-used for the connection of telephone communication and radio equipment and the wiring of the junction box of the telephone wiring network

9. RV, RVP polyvinyl chloride insulated cables

10. RVS, RVB-suitable for connecting cables for household appliances, small electric tools, instruments, meters, and power lighting.