4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable
The 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable is engineered for high-load overhead electrical service connections in utility distribution systems. The cable structure consists of two insulated aluminum phase conductors twisted around a bare aluminum neutral messenger, providing stable electrical transmission and superior mechanical strength. Manufactured using high-purity aluminum and weather-resistant insulation compounds, the 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable delivers low electrical resistance, excellent corrosion resistance, and long-term durability in outdoor environments. Its optimized conductor design supports efficient installation while maintaining the tensile strength required for aerial service applications. The cable is designed to withstand UV exposure, wind loading, and wide temperature variations. Comprehensive quality management systems and systematic testing procedures are applied throughout production to ensure compliance with industry and utility standards and to guarantee reliable field performance.
Construction
Technical Specifications
Quality Control
Application
Construction
4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable Constrution
Standard
• ASTM B-230 Aluminum Wire, 1350-H19 for Electrical Purposes.
• ASTM B-231 Aluminum Conductors, Concentric-Lay-Stranded.
• ASTM B-232 Aluminum Conductors, Concentric-Lay-Stranded, Coated Steel Reinforced (ACSR).
• ASTM B-399 Concentric-Lay-Stranded 6201-T81 Aluminum Alloy Conductors.
• ICEA S-76-474-Neutral-supported Power Cable Assemblies With Weather-Resistant Extruded Insulation Rated 600 Volts.
• ASTM B-231 Aluminum Conductors, Concentric-Lay-Stranded.
• ASTM B-232 Aluminum Conductors, Concentric-Lay-Stranded, Coated Steel Reinforced (ACSR).
• ASTM B-399 Concentric-Lay-Stranded 6201-T81 Aluminum Alloy Conductors.
• ICEA S-76-474-Neutral-supported Power Cable Assemblies With Weather-Resistant Extruded Insulation Rated 600 Volts.
Phase Conductor
Strand or Compressed 1350-H19 Series Aluminum Conductor.
Neutral (Messenger) Conductor
Bare AAC messenger. Optional constructions include a messenger of ACSR or 6201 alloy.
Insulation
Black Cross Linked Polyethylene (XLP) Insulation.
Key Features
1. Rated for 600V power distribution
2. Durable XLP insulation for UV, abrasion, and weather resistance
3. AAC messenger ensures excellent conductivity and lightweight performance
4. Flexible construction ideal for residential, commercial, and utility service drops
5. Optional messenger configurations for customized mechanical strength
6. Fully compliant with ASTM and ICEA standards
2. Durable XLP insulation for UV, abrasion, and weather resistance
3. AAC messenger ensures excellent conductivity and lightweight performance
4. Flexible construction ideal for residential, commercial, and utility service drops
5. Optional messenger configurations for customized mechanical strength
6. Fully compliant with ASTM and ICEA standards
Application
4/0 Portunus Aluminum Conductor Overhead Service Drop Cable has three conductors, with one of them being for neutral path, and two electrodes. The aluminum triplex cable is an electrical cable meant for power distributions from the utility lines to the consumer’s premises through the weather head. It has an operational voltage rating at 600 V and the maximum temperature rating of 75°C. A bare messenger wire of this electrical cable is bonded closely on the two insulated aluminum conductors, which are individually insulated with black cross-linked polyethylene for protection.
Also Known As
4/0 portunus triplex aluminum wire, 4/0 portunus triplex overhead wire, 4/0 portunus aluminum triplex, 4/0 portunus triplex conductor, 4/0 portunus overhead aluminum wire, 4/0 portunus aluminium overhead cables, 4/0 portunus overhead service drop conductors.
Technical Specifications
4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable
4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable
| Rated voltage | V | 600 |
| Test voltage | Veff kV/Hz | 4/50 |
| Laying temperature | °C | min. -5 |
| Operating temperature | °C | -30 ~ +90 |
| Conductor temperature | °C | max. +90 |
| Short-circuit temperature | °C/s | max. +250 /5 |
| Bending radius (min.) | mm | 20 × Ø of cable |
Quality Control
4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable
Raw Material Test
Raw Material Testing for the 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable begins with strict inspection of incoming materials. Step one verifies the aluminum rod's chemical composition using spectrometric analysis to ensure purity and compliance with electrical conductivity standards. Step two performs tensile strength and elongation testing on aluminum rods to confirm mechanical durability and load-bearing capability. Insulation raw materials are evaluated for density, melt flow index, tensile strength, and thermal aging resistance to ensure stability under operating conditions. Step three includes moisture content analysis and visual inspection to eliminate contamination and surface defects. Only raw materials that meet all electrical, mechanical, and physical requirements are approved for production.
Process inspection
Process Inspection of the 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable is conducted throughout every critical manufacturing stage. Step one monitors aluminum wire drawing to ensure accurate conductor diameter and smooth surface finish. Step two inspects the stranding quality, including strand alignment, lay length, and compactness. During insulation extrusion, step three controls insulation thickness, concentricity, and adhesion using continuous online measurement systems. Spark testing is applied to detect insulation defects in real time. Step four verifies the correct cabling of insulated phase conductors around the neutral messenger, ensuring proper tension and geometric stability. Routine sampling is conducted for electrical resistance and mechanical verification. This comprehensive Process Inspection ensures consistent quality and dependable performance.
Finished Product
Finished Product Testing of the 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable confirms final compliance with technical and safety requirements. Step one measures DC conductor resistance to verify electrical efficiency. Step two performs tensile load and elongation testing on the completed cable assembly. Step three conducts high-voltage withstand and insulation integrity tests. Step four simulates environmental conditions such as heat cycling and UV exposure to evaluate long-term durability. Final dimensional checks and visual inspections are completed before packaging. Only qualified products are released for shipment.
Application
The 4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable is widely used for overhead service drops supplying electrical power to residential buildings, commercial facilities, and utility distribution networks.
Technical Advantages
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
Product Packaging
Wires and Cables packaging (1)
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What are the advantages of power cables and overhead lines?(1) Reliable operation, because it is installed in a hidden place such as underground, it is less damaged by external forces, has less chance of failure, and the power supply is safe, and it will not cause harm to people; (2) The maintenance workload is small and frequent inspections are not required; (3) No need to erect towers; (4) Help improve power factor.
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Which aspects should be considered when choosing the cross section of a power cable?(1) The long-term allowable working current of the cable; (2) Thermal stability once short circuited; (3) The voltage drop on the line cannot exceed the allowable working range.
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What are the measures for cable fire prevention?(1) Use flame-retardant cables; (2) Use fireproof cable tray; (3) Use fireproof paint; (4) Fire partition walls and fire baffles are installed at cable tunnels, mezzanine exits, etc.; (5) Overhead cables should avoid oil pipelines and explosion-proof doors, otherwise local pipes or heat insulation and fire prevention measures should be taken.
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What should be paid attention to during the transportation and handling of cables?(1) During transportation, loading and unloading, cables and cable reels should not be damaged. It is strictly forbidden to push the cable reels directly from the vehicle. Generally, cables should not be transported and stored flat. (2) Before transporting or rolling the cable reel, ensure that the cable reel is firm, the cable is wound tightly, the oil pipe between the oil-filled cable and the pressure oil tank should be fixed without damage, the pressure oil tank should be firm, and the pressure indication should meet the requirements.
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What inspections should be carried out for the acceptance of cable lines?(1) The cable specifications should meet the regulations, the arrangement should be neat, no damage, and the signs should be complete, correct and clear; (2) The fixed bending radius of the cable, the related distance and the wiring of the metal sheath of the single-core power cable should meet the requirements; (3) The cable terminal and the middle head should not leak oil, and the installation should be firm. The oil pressure of the oil-filled cable and the meter setting should meet the requirements; (4) Good grounding; (5) The color of the cable terminal is correct, and the metal parts such as the bracket are completely painted; (6) There should be no debris in the cable trench, tunnel, and bridge, and the cover should be complete.
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