Triplex Aluminum Conductor Overhead Service Drop Cable 600V
The Triplex Aluminum Conductor Overhead Service Drop Cable 600V is designed for reliable overhead electrical connections between utility distribution lines and service entrances. The cable consists of two insulated aluminum phase conductors helically twisted around a bare or insulated neutral messenger, providing balanced electrical performance and mechanical strength. Manufactured with high-purity aluminum conductors, this Triplex Aluminum Conductor Overhead Service Drop Cable 600V offers excellent conductivity,a lightweight structure, and ease of installation. The insulation material is engineered to resist UV radiation, moisture, heat, and environmental aging, ensuring long-term outdoor service under various climate conditions. A comprehensive quality assurance system is applied throughout production. From raw material verification to in-process control and final inspection, every Triplex Aluminum Conductor Overhead Service Drop Cable 600V is manufactured in accordance with international standards and utility specifications. This cable is widely used in residential, commercial, and light industrial power distribution systems where safety, durability, and stable electrical performance are required.
Construction
Technical Specifications
Quality Control
Application
Construction
Triplex Aluminum Conductor Overhead Service Drop Cable 600V 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 ACSR messenger. Optional constructions include a messenger of AAC or 6201 alloy.
Insulation
Black Cross Linked Polyethylene (XLP) Insulation.
Key Features
1. High-strength ACSR messenger for mechanical support
2. UV and weather resistant XLP insulation
3. Suitable for -30°C to +90°C operation
4. Complies with ASTM and ICEA service drop standards
5. Optional messenger material: AAC or 6201 alloy
2. UV and weather resistant XLP insulation
3. Suitable for -30°C to +90°C operation
4. Complies with ASTM and ICEA service drop standards
5. Optional messenger material: AAC or 6201 alloy
Application
Triplex aluminum wire has three conductors, with one of them being for the neutral path, and two electrodes. The aluminum triplex cable is an electrical cable meant for power distribution from the utility lines to the consumer’s premises through the weather head. It has an operational voltage rating of 600 V and a maximum temperature rating of 75°C. A bare messenger wire of this electrical cable is bonded closely to the two insulated aluminum conductors, which are individually insulated with black cross-linked polyethylene for protection.
Technical Specifications
Triplex Aluminum Conductor Overhead Service Drop Cable 600V
Triplex Aluminum Conductor Overhead Service Drop Cable 600V
| 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
Triplex Aluminum Conductor Overhead Service Drop Cable 600V
Raw Material Test
Raw material testing is the first and most critical quality control step for the Triplex Aluminum Conductor Overhead Service Drop Cable 600V. All incoming aluminum rods are inspected to verify chemical composition and purity. Spectrometric analysis is conducted to ensure compliance with the required aluminum content and to detect trace elements that could affect electrical conductivity or corrosion resistance. Electrical conductivity tests confirm that the aluminum material meets standard requirements for efficient current transmission. Mechanical testing, including tensile strength and elongation, ensures the aluminum conductor can withstand stranding, cabling, and installation stresses. Visual inspections identify surface defects such as cracks, oxidation, inclusions, or contamination.
Process inspection
Process inspection ensures consistent manufacturing quality of the Triplex Aluminum Conductor Overhead Service Drop Cable 600V throughout production. During conductor stranding, inspections verify strand count, lay length, conductor diameter, and compactness to ensure uniform current distribution and mechanical stability. At the cabling stage, inspectors verify the correct positioning of the two-phase conductors and the neutral messenger. Tension balance, lay direction, and assembly stability are monitored to prevent deformation or uneven stress. Periodic sampling and cross-sectional analysis confirm compliance with design specifications.
Finished Product
Finished product testing validates the overall quality of the Triplex Aluminum Conductor Overhead Service Drop Cable 600V before shipment. Electrical resistance testing confirms conductor performance and compliance with standard resistance values. High-voltage withstand testing verifies insulation integrity under specified electrical stress. Mechanical testing evaluates tensile strength, elongation, and insulation adhesion to ensure the cable can withstand installation tension and long-term service loads. Dimensional inspections measure conductor size, insulation thickness, and overall cable geometry.
Application
The Triplex Aluminum Conductor Overhead Service Drop Cable 600V is used for overhead power distribution from utility poles to residential homes, commercial buildings, and light industrial facilities requiring weather-resistant and reliable service drop connections.
Technical Advantages
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
Product Packaging
Wires and Cables packaging (1)
Wires and Cables packaging (2)
Wires and Cables packaging (3)
Wires and Cables packaging (4)
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Wires and Cables packaging (7)
Wires and Cables packaging (8)
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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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