4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable
4-4-4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable provides high-quality overhead power transmission for utility-to-consumer connections. Constructed with compressed 1350-H19 aluminum phase conductors (#4 AWG), robust XLPE black insulation for enhanced thermal and environmental protection, and an AAC bare neutral (#4 AWG), it offers outstanding electrical efficiency, corrosion resistance, and durability in extreme weather. Designed for 600V applications (phase-to-phase) with conductor temps up to 90°C, it supports ~115A ampacity. Meets key standards including ASTM B-230/B-231/B-232 and ICEA S-76-474. Lightweight yet strong, this cable simplifies installation while ensuring long-term performance for service entrances.
Construction
Technical Specifications
Quality Control
Application
Construction
4 Oyster 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. Suitable for 120V or 240V overhead residential service
2. AAC messenger offers lightweight, corrosion-resistant support
3. XLP insulation ensures durability under harsh outdoor conditions
4. Designed for power distribution at up to 600 volts
5. High thermal performance — operates safely up to 90°C
6. Complies with major industry standards (ASTM, ICEA)
2. AAC messenger offers lightweight, corrosion-resistant support
3. XLP insulation ensures durability under harsh outdoor conditions
4. Designed for power distribution at up to 600 volts
5. High thermal performance — operates safely up to 90°C
6. Complies with major industry standards (ASTM, ICEA)
Application
4 Oyster Triplex aluminum has three conductors, with one of them being for neutral path, and two electrodes. To be used at voltages of 600 volts phase-to-phase or less and at conductor temperatures not to exceed 75°C for polyethylene insulated conductors or 90°C for cross-linked polyethylene (XLPE) insulated conductors.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.
Technical Specifications
4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable
4 Oyster 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 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable
Raw Material Test
For 4-4-4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable, incoming raw materials pass strict protocols. 1. Aluminum wire rods tested for alloy composition (1350-H19), conductivity (>61% IACS), and mechanical properties (tensile >170 MPa) via lab spectrometry and pull tests. 2. AAC neutral strands checked for tensile strength and elongation. 3. XLPE pellets undergo melt index, density, and aging tests to confirm weather/UV resistance. 4. Supplier COAs reviewed; random sampling for defects. Rejected materials returned; approved lots labeled and tracked for full traceability.
Process inspection
In-line quality control during production of 4-4-4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable. 1. Conductor stranding monitored for precise lay and no birdcaging. 2. Extrusion process: XLPE applied uniformly (0.045" thickness checked continuously); cure monitored for cross-linking integrity. 3. Cabling/twisting: Ensure balanced triplex formation with proper tension. 4. High-voltage spark test scans for pinholes. 5. Periodic sampling for conductor resistance and insulation integrity. Deviations trigger immediate adjustments and hold tags on affected sections.
Finished Product
Final QA on 4-4-4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable includes: 1. Conductor DC resistance and stranding verification per ASTM. 2. Insulation thickness & eccentricity measured; high-potential withstand test (no flashover). 3. Mechanical: Bend, tensile, and impact tests confirm durability. 4. Surface inspection for print legibility and no abrasions. 5. Ampacity cross-checked with standards (~115A). Comprehensive reports generated; passing products labeled, certified, and released for shipment.
Application
Ideal for connecting utility lines to residential or light commercial buildings via overhead drops from poles/transformers. Used in secondary overhead distribution, urban/rural electrification projects, and service entrances requiring reliable 600V single-phase power in challenging outdoor conditions.
Technical Advantages
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
Product Packaging
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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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