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Duplex Overhead Service Drop Cable
Duplex Overhead Service Drop Cable

Duplex Overhead Service Drop Cable

The Duplex Overhead Service Drop Cable is specially designed for overhead electrical service applications at 120 volts, such as street lighting, outdoor lighting, and temporary power supply at construction sites. This cable supports service voltages up to 600 volts phase-to-phase or less, making it a versatile choice for various low-voltage power distribution needs. Key Applications: Supplying 120V overhead power for street and outdoor lighting, Providing temporary electrical service for construction and outdoor events, Electrical connections in residential or commercial power distribution setups, Ideal for overhead systems where reliability and weather resistance are crucial
Construction
Technical Specifications
Quality Control
Application

Construction

Duplex Overhead Service Drop Cable Constrution
Duplex Overhead Service Drop Cable

Specification

• B-230 Aluminum Wire, 1350-H19 for Electrical Purposes.
• B-231 Aluminum Conductors, Concentric-Lay-Stranded.
•B-232 Aluminum Conductors, Concentric-Lay-Stranded, Coated Steel Reinforced (ACSR).
• 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 600Volts

Benefits

High strength aluminum alloy conductors provide excellent electrical conductivity and resistance to corrosion
Reinforced messenger wire enhances mechanical durability for overhead use
Weather-resistant insulation maintains integrity under harsh outdoor environments
Complies with strict industry standards ensuring safety and performance
Versatile for use in a wide range of overhead service drop applications

Application

Primarily used for 120-volt overhead service applications such as street lighting, outdoor lighting, and temporary service for construction. 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.

Technical Specifications

Duplex Overhead Service Drop Cable
Duplex Overhead Service Drop Cable
Code Name Phase conductor

Bare Neutral

Message

Nominal Weight

(kg/km)

Allowable

Ampacity

Size & No.

of wires

Insulation

Thick(mm)

Nominal Dia.(mm)

Size & No.

of wires

Rated

Strength (kg)

XLPE Al Total (A)
Bare OD
AAC
Pekinese 6-Solid 1.14 4.1 6.4 6-7 255 20.8 72.9 94 78
Collie 6-7 1.14 4.6 6.9 6-7 255 23.8 72.9 97 78
Cocker 6-7 1.52 4.6 7.7 6-7 255 32.7 72.9 106 78
Dachshund 4-Solid 1.14 5.2 7.5 6-7 400 26.8 114.6 141 103
Spaniel 4-7 1.14 5.9 8.2 6-7 400 29.8 116.1 146 103
Cairn 4-7 1.52 5.9 8.9 6-7 400 40.2 116.1 156 103
Doberman 2-7 1.14 7.4 9.7 2-7 612 38.7 184.5 223 136
Airedale 1-19 1.52 8.4 11.5 1-7 - 56.5 233.6 290 158
Basset 1/0-19 1.52 9.3 12.4 1/0-7 903 64 294.7 359 182
Malmure 1/0-7 1.52 9.4 12.5 1/0-7 903 64 294.7 359 182
AAAC
Chihuahua 6-Solid 1.14 4.1 6.4 6-7 499 20.8 72.9 94 78
Vizsla 6-7 1.14 4.6 6.9 6-7 499 23.8 72.9 97 78
Harrier 4-Solid 1.14 5.2 7.5 4-7 798 26.8 118.1 143 103
Whippet 4-7 1.14 5.9 8.2 4-7 798 29.8 116.1 146 103
Schnauzer 2-7 1.14 7.4 9.7 2-7 1270 39.7 184.5 223 136
Affan 1-7 1.52 9.3 12.4 1-7 2023 64 295.1 360 182
Hoder 1/0-19 1.52 9.4 12.5 1/0-7 2023 64 296.1 360 182
ACSR
Setter 6-Solid 1.14 4.1 6.4 6/6/01 540 20.8 72.9 94 78
Shepherd 6-7 1.14 4.6 6.9 6/6/01 540 23.8 72.9 97 78
Retriever 6-7 1.52 4.6 7.7 6/6/01 540 32.7 72.9 106 78
Eskimo 4-Solid 1.14 5.2 7.5 4/6/01 844 26.8 114.6 141 103
Terrier 4-7 1.14 5.9 8.2 4/6/01 844 29.8 116.1 146 103
Yorkshire 4-7 1.52 5.9 8.9 4/6/01 844 40.2 116.1 156 103
Chow 2-7 1.14 7.4 9.7 2/6/01 1293 38.7 184.5 223 136
Labrador 1-19 1.52 8.4 11.5 1/6/01 1610 56.5 233.6 290 158
Bloodhound 1-7 1.52 9.3 12.4 1/0-6/1 1987 64 294.7 359 182
Bull 1/0-19 1.52 9.4 12.5 1/0-6/1 1987 64 294.7 359 182

Quality Control

Duplex Overhead Service Drop Cable
Duplex Overhead Service Drop Cable Material Test

Raw Material Test

NPC has always chosen raw material suppliers who have a good reputation, possess stable supply capabilities and have passed international quality system certifications (such as ISO 9001). And establish a long-term cooperative relationship with it, forming a stable and reliable raw material supply chain.
We will ensure that all raw materials are subject to strict inspection procedures upon entry to the factory, and can only be stored in the warehouse after they have been confirmed to meet the standards.

Duplex Overhead Service Drop Cable Process inspection

Process inspection

NPC has strict quality control procedures for each process in the cable production process.
Process documents: Develop detailed process flow and operation instructions to clarify the operating specifications and quality standards of each process.
Equipment calibration: Regularly calibrate key equipment such as wire drawing machines, stranding machines, extruders, and diameter gauges to ensure that the accuracy meets the requirements.
First piece confirmation: Before each batch of production, the first piece is trial-produced to confirm that the process parameters, product dimensions, electrical performance, etc. meet the standards before mass production can be carried out.

Duplex Overhead Service Drop Cable Finished Product

Finished Product

Inspectors conduct ex-factory inspections on cables according to relevant standards and corresponding product inspection specifications to ensure that each ex-factory product complies with the process regulations.

Application

Primarily used for 120-volt overhead service applications such as street lighting, outdoor lighting, and temporary service for construction. 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.

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 (1)
Wires and Cables packaging (2)
Wires and Cables packaging (2)
Wires and Cables packaging (3)
Wires and Cables packaging (3)
Wires and Cables packaging (4)
Wires and Cables packaging (4)
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Wires and Cables packaging (7)
Wires and Cables packaging (7)
Wires and Cables packaging (8)
Wires and Cables packaging (8)

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FAQ From Customers

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.
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.
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.
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.
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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