BUS DUCT | AAVAD

BUS DUCT | AAVAD

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What is a Bus Duct in Electrical Power Distribution?

A Bus Duct is an electrical distribution system that consists of a duct enclosure housing copper or aluminium busbars used to conduct and distribute high electrical current safely and efficiently. In power distribution systems, a bus duct transfers electricity from switchgear to transformers, LT panels, generators, or major loads.

AAVAD Instrument Pvt. Ltd. manufactures high-quality air-insulated bus duct systems designed for industrial and commercial power distribution applications requiring high current capacity and long-term reliability.


Why is Bus Duct Used Instead of Cables?

Compared to traditional power cables, bus duct systems offer several operational and economic advantages:

  • Faster installation with less manpower

  • Reduced on-site installation time

  • Lower overall installation cost

  • Reduced voltage drop and power loss

  • Lower reactive power increase compared to cables

  • Compact design with reduced conductor spacing

  • Improved heat dissipation and system efficiency

Bus duct systems are easier to install and maintain, making them a preferred solution for high-current power transmission in modern electrical installations.


Why Choose AAVAD Bus Duct Systems?

  • High current carrying capacity up to 6300A

  • Compact and modular design

  • Faster installation than conventional cabling

  • Reduced power loss and voltage drop

  • Compliance with international standards

  • Reliable performance in harsh environments

  • Trusted manufacturing quality by AAVAD Instrument Pvt. Ltd.

Definition of Bus Duct

A Bus Duct is an efficient electrical distribution system used in industrial facilities to distribute power to multiple loads safely and without operational difficulty. It ensures continuous, stable, and efficient electricity supply across power networks.

Description

AAVAD INSTRUMENT PVT.LTD.  Bus Duct systems provide safe, efficient, and cost-effective electrical power distribution for high-current industrial and commercial applications.

Applications

In electrical power distribution, a bus duct—also known as a busway system—is used for reliable power transfer from switchgear to loads. It is widely adopted in industrial and commercial installations as an effective alternative to power cables for distributing electricity.

Standards of Bus Duct

AAVAD Bus Duct systems are designed and manufactured in compliance with Indian and international standards, ensuring safety and performance:

  • IS 8623

  • IEC 60529

  • IEC 60947 Part I, II & III

  • IS 60947 Part I, II & III

All switches, circuit breakers, and connectors used in the system conform to these standards.

Ratings

AAVAD manufactures electrical bus duct systems with high standards of quality and reliability.

  • Current Rating: 100A to 6300A

  • Short-Circuit Withstand Capacity: Up to 65kA / 80kA

  • Designed for high-current industrial applications

Protection Level

  • Indoor Bus Duct: IP52 or higher

  • Outdoor Bus Duct: Up to IP65

  • Enclosures fabricated using laser-cut CRCA sheets

  • Surface finished with 7-tank pretreatment & powder coating for corrosion resistance

Structure of Bus Duct

  • Metal-clad, totally enclosed construction

  • Rigid, floor-mounted design

  • Air-insulated cubical type system

  • Suitable for three-phase / single-phase, 415V / 230V, 50Hz operations

  • Designed to operate at ambient temperatures up to 45°C

  • Suitable for environments with up to 80% humidity and dusty conditions