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Class F Epoxy Busduct Trunking System
Bus Duct

Class F Epoxy Busduct Trunking System

The Class F Epoxy Busduct Trunking System is designed to provide reliable and efficient power transmission and accommodate a wide range of current carrying capacities. Class F busduct offers copper and aluminum conductor options to meet a variety of operational needs while ensuring optimal performance and safety. One of its highlights is its wide current carrying design, covering a current carrying range of 100A to 6000A. For applications requiring higher capacity, the copper conductor version can support currents up to 6300A, while the aluminum conductor version achieves stable power transmission of 5000A by using alloy reinforcements. In terms of insulation and protection, the Class F Epoxy Busduct Trunking System uses Class F epoxy resin insulation, which is resistant to high temperatures up to 155°C. Such high temperature resistance ensures that the system can operate effectively even in heat-prone environments.

    Product Overview

    1.Electrical performance

    Wide current carrying capacity: Copper conductors support 400A~6300A, and aluminum conductors cover 100A~5000A, adapting to power distribution needs of different scales.

    Industrial-grade voltage system: Rated working voltage is 690V, and insulation withstand voltage is up to 1000V, ensuring safe operation in high-load scenarios.

    Global power grid compatibility: Supports 50Hz/60Hz dual-frequency design, suitable for international project deployment.

    2.Conductor and Structure

    Dual Material Conductor Options‌:

    High conductivity copper (purity ≥99.95%) or reinforced aluminum alloy conductor.

    Lightweight protective shell: Extruded aluminum-magnesium alloy shell, with corrosion resistance, heat dissipation enhancement and grounding continuity (the shell also serves as 50% PE wire).

    3.Insulation and protection

    Environmentally friendly insulation technology:

    B-grade polyester film (temperature resistance 130℃) or F-grade epoxy powder coating (temperature resistance 155℃), passed ROHS environmental certification.

    Multiple protection levels: standard configuration IP54 (dust and splash proof) or IP65 (completely dust and high-pressure washing resistant).

    4.Modular design

    Flexible length configuration: 1m/2m/3m/4m standard sections are provided.

    Multi-line system: Optional 3P3W/3P4W/3P5W system, including overall grounding or independent grounding scheme.

    Disassembled and reusable: The bolted connection structure supports repeated assembly after maintenance disassembly, reducing replacement costs.

     

    Product Parameters

    Current(A)

    short-time withstand
    current (1cw)

    Peak withstand current (pk)KA

    R/M(mΩ)

    X/M(mΩ)

    Z/M(mΩ)

    voltage drop(V/M)

    Dimemsions/mm

    kg/M

    (W)

    (H)

    4 lines

    5 lines

    400

    20

    40

    0.11

    0.039

    0.117

    0.08

    135

    95

    10.3

    11

    630

    30

    63

    0.09

    0.036

    0.097

    0.11

    135

    95

    11.7

    12.6

    800

    0.069

    0.029

    0.075

    0.11

    135

    105

    12.5

    14.6

    1000

    50

    105

    0.06

    0.027

    0.066

    0.11

    135

    115

    15.4

    16.7

    1250

    0.047

    0.024

    0.053

    0.11

    135

    135

    19.4

    21.2

    1400

    0.041

    0.02

    0.046

    0.11

    135

    155

    23.5

    25.7

    1600

    0.034

    0.019

    0.039

    0.11

    135

    170

    27.2

    29.8

    2000

    0.028

    0.017

    0.033

    0.11

    135

    205

    33.7

    37

    2300

    0.023

    0.016

    0.028

    0.11

    135

    235

    39

    43

    2500

    80

    176

    0.02

    0.015

    0.025

    0.11

    135

    255

    44.8

    49.3

    3200

    0.016

    0.012

    0.020

    0.10

    135

    355

    55.1

    60.5

    4000

    100

    220

    0.013

    0.011

    0.017

    0.10

    135

    425

    67.6

    74.2

    4500

    0.011

    0.008

    0.014

    0.09

    135

    485

    83.5

    87.5

    5000

    0.009

    0.006

    0.011

    0.09

    135

    525

    95.7

    100.2

    6300

    0.007

    0.004

    0.080

    0.08

    135

    735

    119.1

    131.1

     

    current(A)

    Peak withstand current (pk)KA

    Peak
    withstand current Resisitance

    R/M(mΩ)

    X/M(mΩ)

    Z/M(mΩ)

    voltage drop(V/M)

    Dimemsions/mm

    kg/M

    KA

    (W)

    (H)

    4 lines

    5 lines

    100A

    20

    40

    0.219

    0.047

    0.224

    0.08

    135

    95

    7.5

    7.7

    200A

    0.166

    0.037

    0.170

    0.09

    135

    95

    7.2

    7.5

    250A

    0.135

    0.029

    0.138

    0.09

    135

    105

    7.6

    8.0

    400A

    0.130

    0.029

    0.133

    0.09

    135

    115

    8.2

    8.6

    630A

    30

    103

    0.188

    0.028

    0.121

    0.13

    135

    135

    9.8

    10.4

    800A

    0.093

    0.024

    0.096

    0.13

    135

    155

    11.3

    12

    1000A

    50

    105

    0.065

    0.020

    0.068

    0.12

    135

    170

    12.6

    13.4

    1250A

    0.048

    0.017

    0.051

    0.11

    135

    205

    14.9

    15.9

    1400A

    0.044

    0.016

    0.047

    0.11

    135

    235

    17.3

    18.5

    1600A

    0.036

    0.014

    0.039

    0.11

    135

    255

    19.1

    20.5

    2000A

    0.029

    0.012

    0.032

    0.11

    135

    355

    25.8

    27.4

    2500A

    80

    176

    0.022

    0.009

    0.024

    0.11

    135

    425

    30.4

    32.4

    3150A

    0.017

    0.006

    0.018

    0.10

    135

    525

    38.7

    41.5

    4000A

    0.013

    0.004

    0.013

    0.09

    135

    585

    44.9

    48.2