LV Busway 690V 800-5000A

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Description

 

The LV Busway 690V 800–5000A is a high-capacity low-voltage busduct system designed for safe, efficient, and scalable power distribution in industrial and commercial electrical networks. Engineered to handle high current loads from 800A to 5000A at 690V, this robust system serves as a reliable alternative to conventional cable trays for distributing electrical power across factories, substations, data centers, and high-rise buildings.

Available in sandwich or ventilated types, the busway system ensures low power loss, modular flexibility, and quick installation, making it ideal for mission-critical applications that demand reliability, space savings, and future-proof performance.

 

IEC61439-1 GM — D cast resin busway, 3P3W / 3P4W / 3P5W, 690V

GM-D Series low voltage cast resin busway is an innovative busway system with performance of waterproof, anti-corrosion, anti-seismic and maintenance free.

 

GM-D Series low voltage cast resin busway is applicated to:

  • The place where has salt air such as shipyard,wharf,port.
  • Petrochemical industry,metallurgy industry and hydroelectric power industry.
  • Underground pipeline of public bulidings.
  • Technology center,ammunition factory,dust free room.

Advantages:

  • Revolutionary resin toughening technology: enhanced intermolecular bonding force, reduced component viscosity and filler settling, improved degassing effect during curing reaction; Product structure innovation and optimization: The electro thermal coupling model was established to reduce eddy current loss and temperature rise ≤30K.Seismic grade is 8, can be used in nuclear power plant and places with highly classes of seismic measure requirement.
  • Safety: the cast resin raw materials are SGS certified, no emission of toxicity, halogen-free.

Parameters

 

NO. Item Tech data
1 Conductor Type Copper Conductor
2 Rated Current 800-5000A
3 Frequency 50Hz/60Hz
4 Rated Voltage 690V
5 IP IP68
6 Product Series GM
7 Design Criteria IEC61439-1,IEC61439-6,GB/T7251.1;GB/T7251.6;IEC 60529
8 Product Type Low Voltage Busway

Solutions

 

LV busway systems are essential in large-scale electrical infrastructure where high current transmission, modular layout, and reduced installation time are key.

Common applications:

  • Industrial plants and production lines
  • Transformer-to-switchgear interconnections
  • Power distribution in commercial buildings and shopping malls
  • Oil & gas refineries and mining operations
  • Data centers and IT facilities
  • Powerhouses and renewable energy installations
  • Modular substations and electric vehicle charging systems

 

Key Features of 690V 800–5000A LV Busway System

Feature Benefit in Industrial Environments
Voltage Rating: 690V AC Compatible with global LV industrial systems
Current Range: 800–5000A Handles heavy loads and multi-source distribution
Conductors: Copper or Aluminum High conductivity, low resistance, customizable options
Insulation System Epoxy-coated or Mylar-wrapped for electrical and thermal protection
IP Protection Rating IP40–IP65 (indoor/outdoor use)
Modular Design Supports plug-in/outlets, bends, tees, and expansion joints
Low Impedance Path Reduces voltage drop and energy loss
Fire and Short-Circuit Resistant Tested to IEC 61439 and withstands peak fault currents
Quick Installation Saves up to 60% labor compared to traditional cable systems

 

Busway Specification Sheet:

Current A 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 6300
Resistance R20 μΩ/m 82.3 64.5 62 60.1 58.6 53.5 49.7 43.7 38.3 28.8 25.4 20.6 17.1 10.5 7.8 7.5
Reactance X μΩ/m 29.3 27.4 26.7 25.1 24.7 23.6 19.4 16.4 13.1 15.9 13.8 11.1 8.9 7.8 6.6 5.9
Total Reactance μΩ/m 87.4 70.1 67.5 65.1 63.6 58.5 53.4 46.7 40.5 32.9 28.9 23.4 19.3 13.1 10.2 9.5
Total pressuredrop V/m 0.064 0.063 0.062 0.061 0.059 0.058 0.056 0.054 0.051 0.049 0.048 0.049 0.047 0.046 0.045 0.043
Icw kA 20 20 35 20,35,50 50 65 65 80 80 100 120
Ipk kA 40 40 73.5 40,73.5,105 105 143 143 176 176 220 264
Type XLC/3F,XLC/4F,XLC/5F
Execution standard IEC60439.1-1999;IEC60439.2-2000;GB7251.6-2015
Ambient temperature ºC -5/+40
Rated voltage kV AC 380/690
Insulation voltage kV AC 660/1000
Frequency Hz 50,60
Altitude m Under 2000
IP Rating IP54, IP65
Length m 0.5-6m

 

Why Use METTZ LV Busway Systems in Industrial Applications?

1. High Current Capacity in Compact Form

Unlike bulky cable bundles, the 690V LV busway delivers up to 5000A in a compact, pre-engineered system—saving valuable floor and wall space.

2. Flexible Modular Layout

Pre-engineered plug-in units, elbows, and tap-off boxes enable fast reconfiguration or future expansion—ideal for smart factories and evolving infrastructure.

3. Safe and Efficient Power Transmission

Busways offer lower impedance, reduced power losses, and minimal electromagnetic interference (EMI) compared to traditional cables.

4. Easier Installation and Maintenance

Factory-tested components snap together on-site, significantly reducing installation time, cable routing complexity, and maintenance downtime.

LV Busway vs Traditional Power Cables

Feature LV Busway 690V 800–5000A Traditional Power Cables
Installation Time Fast, modular assembly Time-consuming, requires cable trays
System Scalability Easy tap-off and layout changes Limited—requires rewiring
Heat Dissipation Optimized for high load Requires external management
Voltage Drop Lower due to low impedance path Higher over long runs
Footprint Compact, clean layout Bulky and space-consuming
Safety Enclosed, touch-safe May require extra insulation/protection

LV busways offer significant advantages in power density, flexibility, and maintenance over traditional cable systems.

Order LV Busway 690V 800–5000A for Your Project

METTZ Group supply a full range of low-voltage busway trunking systems built for industrial, utility, and commercial power distribution networks. All products are certified, modular, and optimized for high efficiency and safe installation.

  • Available in sandwich-type and ventilated-type constructions
  • OEM support and private label options for system integrators
  • CAD layout design and installation support available
  • Fast global shipping and technical assistance

 

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METTZ Group stands as a consortium of Chinese electrical firms, renowned for its expertise in manufacturing electrical equipment. We are specialized in crafting a comprehensive suite of transmission and distribution equipment, covering a wide voltage range from 0.4 to 40.5 kV. Our commitment lies in delivering reliable and stable products to our clientele, encompassing vacuum circuit breakers (VCB), gas-insulated switchgear modular units (RMU), solid insulated switchgear (SIS) panels, air insulated switchgear (AIS) panels, and dry compressed air insulated switchgear panels (DIS) and components for each type of products.

Since our inception, METTZ Group has been at the forefront of adopting international cutting-edge technologies and equipment. We pride ourselves on our extensive collaboration and dialogue with leading experts in the electrical technology sector, both within China and internationally. Our offerings are tailored to meet the specific needs of our clients, including Original Equipment Manufacturer (OEM) services, customization of products to unique parameters and dimensions, all in alignment with our customers’ specifications.

METTZ Group is dedicated to innovation, quality, and customer satisfaction, ensuring that we remain a preferred partner for electrical equipment solutions worldwide.

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