Copper PVC Low Voltage Power Cable is a low-voltage power cable construction using copper conductors with PVC insulation. Qiancheng manufactures this type of cable in different conductor sizes and configurations for building power distribution, equipment connections and other fixed low-voltage circuits. The required conductor cross-section, installation method, cable length and operating environment should be confirmed before production.
Qiancheng can arrange production according to the required conductor cross-section, cable length, quantity and cable construction. Common conductor sizes cover applications from small branch circuits to higher-current low-voltage distribution. For project orders, specifications, packaging, sheath marking and delivery requirements can be confirmed before production.
Available specifications can be selected according to the required conductor size and installation conditions. Cut-to-length supply and sheath identification can be discussed for projects that require specific cable lengths or identification information.
Finished cables can be inspected for conductor resistance, insulation condition, dimensional consistency and other applicable requirements. Inspection records and technical documents can be provided according to the product specification and project requirements.
Production control covers conductor processing, PVC insulation extrusion and finished-cable inspection. Key dimensions such as conductor diameter, insulation thickness and finished outer diameter are checked against the applicable technical requirements to maintain consistency between production batches.
The conductor size and construction should be matched with the expected load, voltage level, laying method, ambient temperature and mechanical conditions. Fixed indoor wiring, cable conduit, equipment connections and other low-voltage applications may require different specifications even when the nominal voltage is the same.
|
Nominal section (mm²) |
Minimum number of conductor wires |
Conductor outer diameter （mm） |
Nominal thickness of PVC insulation/mm |
Approximate outer diameter of insulation/mm |
Maximum conductor resistance at 20℃(Ω/km) copper |
|
1.5 |
1 |
1.36±0.02 |
0.8 |
3.2 |
12.1 |
|
1.5（B） |
7 |
1.56±0.02 |
0.8 |
3.4 |
12.1 |
|
2.5 |
1 |
1.75±0.02 |
0.8 |
3.6 |
7.41 |
|
2.5（B） |
7 |
2.01±0.02 |
0.8 |
3.8 |
7.41 |
|
4 |
1 |
2.22±0.02 |
1.0 |
4.4 |
4.61 |
|
4（B） |
7 |
2.52±0.02 |
1.0 |
4.7 |
4.61 |
|
6 |
1 |
2.72±0.03 |
1.0 |
4.9 |
3.08 |
|
6（B） |
7 |
3.09±0.03 |
1.0 |
5.3 |
3.08 |
|
10 |
6 |
3.9±0.10 |
1.0 |
6.1 |
1.83 |
|
16 |
6 |
5.0±0.10 |
1.0 |
7.2 |
1.15 |
|
25 |
6 |
6.1±0.10 |
1.2 |
8.7 |
0.727 |
|
35 |
6 |
7.1±0.10 |
1.2 |
9.6 |
0.524 |
|
50 |
6 |
8.2±0.15 |
1.4 |
11.2 |
0.387 |
|
70 |
12 |
9.8±0.15 |
1.4 |
12.8 |
0.268 |
|
95 |
15 |
11.6±0.15 |
1.6 |
15.0 |
0.193 |
|
120 |
18 |
13.2±0.15 |
1.6 |
16.6 |
0.153 |
|
150 |
18 |
14.6±0.20 |
1.8 |
18.4 |
0.124 |
|
185 |
30 |
16.2±0.20 |
2.0 |
20.4 |
0.0991 |
|
240 |
34 |
18.5±0.20 |
2.2 |
23.1 |
0.0754 |
|
300 |
34 |
20.5±0.20 |
2.4 |
25.5 |
0.0601 |
|
400 |
53 |
23.3±0.20 |
2.6 |
28.7 |
0.0470 |
Copper conductors provide the current-carrying path, while PVC insulation separates the conductor from the surrounding environment. The actual current-carrying capacity and allowable operating temperature depend on conductor size, installation method, ambient conditions and the applicable cable specification.
PVC compounds can provide flame-retardant characteristics depending on the selected material formulation and applicable product standard. Where a project specifies a particular flame-retardant classification, the required grade should be confirmed against the cable's technical documentation rather than assumed from the PVC material alone.
The PVC insulation and sheath provide protection against normal handling and environmental exposure encountered during appropriate installation. During construction, the cable should still be protected from excessive pulling force, sharp edges, crushing and bending beyond the specified limits.
The cable can be considered for common indoor and outdoor low-voltage installations when the selected PVC construction matches the environmental conditions. Moisture, temperature, sunlight, chemical exposure and mechanical loading should be evaluated for installations outside normal building-wiring conditions.
Correct conductor sizing, circuit protection and installation method are important to safe operation. Cable selection should account for expected load current, voltage drop, ambient temperature, grouping conditions and the permitted installation method. Concealed installation should also follow the applicable local electrical code.
Copper PVC Low Voltage Power Cable can be specified for low-voltage circuits in houses, apartments and other buildings, including lighting, socket and equipment branch circuits. Conduit type, conductor size and installation conditions should be confirmed according to the electrical design.
Typical applications include shops, offices, hotels, schools, hospitals and other commercial or public buildings where low-voltage power circuits are required. The cable specification should be matched with the circuit load, routing method and local electrical requirements.
The cable can be used for appropriate temporary or permanent low-voltage circuits at construction sites, prefabricated buildings and site facilities. Where cables are exposed to repeated movement, impact or dragging, a construction specifically intended for flexible service should be considered instead.
Low-voltage circuits in workshops, warehouses, logistics facilities and other light-industrial environments may use this type of cable for lighting, equipment connections and power distribution. Dust, temperature, oil and chemical exposure should be reviewed when determining the appropriate sheath and installation method.
Applications can include rural buildings, agricultural facilities, farm lighting and other low-voltage infrastructure. Outdoor or humid locations require attention to moisture protection, UV exposure, mechanical protection and the applicable installation method.
The cable may be used in suitable low-voltage circuits for lighting, monitoring equipment and supporting electrical facilities in communities, parking areas, parks and other municipal environments. The selected specification should correspond to the actual routing and environmental conditions.
For overseas projects, cable construction and documentation should be checked against the electrical standards and certification requirements applicable in the destination market. Conductor size, voltage rating, insulation and sheath characteristics, packaging, marking and test documentation can be confirmed before shipment.
The cable can also be considered for suitable low-voltage equipment connections, branch circuits and supporting electrical systems. Applications involving continuous movement, high mechanical stress, high temperature or specialized fire-performance requirements may require a different cable construction.
A: The conductor cross-section should be selected according to the expected load current, allowable voltage drop, installation method, ambient temperature and circuit length. The values listed in the technical table provide conductor dimensions and resistance data, but they should not be used alone to determine the permissible current for a specific installation.
A: The technical table includes both solid and stranded constructions for some smaller conductor sizes, such as 1.5 mm², 2.5 mm², 4 mm² and 6 mm². The appropriate construction depends on the required flexibility, installation method and applicable specification.
A: Typical inspection items can include conductor DC resistance, insulation condition, dimensional measurements and voltage withstand testing according to the applicable product standard and purchase specification. If a project requires specific inspection reports or test records, these requirements should be confirmed before production.
A: Overseas orders can be reviewed according to the destination market's voltage, cable standard, marking, packaging and documentation requirements. The applicable standard should be specified in advance because low-voltage cable requirements differ between markets.
A: Cable length, identification marking and packaging can be discussed according to the production specification and order quantity. For custom requirements, the required marking information, length tolerance, packaging method and delivery quantity should be confirmed before production.
A: Provide the required conductor cross-section, cable construction, voltage rating, total length, order quantity, application, installation method and delivery destination. For project orders, the required standard, inspection documents, sheath marking and packaging specifications should also be included.
A: Standard PVC low-voltage power cable constructions are generally selected according to their specified installation method. Where the cable will undergo continuous dragging, repeated bending or torsion, a flexible cable specifically rated for mobile service should be considered.
A: Confirm the cable model, conductor size, voltage rating, cable length and applicable standard against the project specification. During installation, observe the required bending radius and pulling conditions, and protect the cable from excessive mechanical force, sharp edges and unsuitable environmental exposure.
For a Copper PVC Low Voltage Power Cable quotation, provide the required conductor size, voltage level, quantity, cable length, installation method and destination. Qiancheng can review the specification and confirm the applicable production and documentation requirements before order placement.
Address
Qiancheng Cable Co., Ltd., Hengde Industrial Park, Gucheng County, Hengshui City, Hebei Province, China
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