6300A Fire-rated busways in electrical

Fire-rated Bus duct

6300A Fire-rated busways in electrical

Elbows & Fittings

Basic parameters

400A - 6300A
Rated Current
AC 380V / 415V / 690V / 1000V
Rated Voltage
-
Frequency
T2 High Purity Electrolytic Copper
Material
IP54 / IP65 / IP66
Enclosure Protection Rating
outdoor
Indoor/Outdoor

Description

Our Fire-rated busways electrical is a mission-critical solution designed to maintain electrical circuit integrity during a fire. It is the preferred choice for high-rise buildings, underground tunnels, and industrial plants where safety is non-negotiable.

Key Features:

  • Dual Insulation System: We combine high-temperature resistant mica tape with Class H insulation films, ensuring the busway remains operational even at temperatures exceeding ≥950℃.

  • Reinforced Structure: The housing is coated with high-performance intumescent fire paint or lined with fire-resistant mineral boards to block thermal radiation.

  • Integrated Fire Barriers: Each section can be equipped with internal and external fire-stop kits, meeting 3-hour fire separation requirements for floor and wall penetrations.

  • Corrosion & Flame Resistance: The enclosure not only resists fire but also provides high IP protection against water from firefighting sprinklers.

Video

Parameters

Fire Integrity Rating120 / 180 Minutes (Class A)
Max. Flame TemperatureUp to 1100°C
Standard ComplianceBS 8491 / UL 2196 / IEC 61439-6
Rated Current400A to 6300A
Rated Operational VoltageAC 415V / 690V / 1000V
Rated Insulation VoltageAC 1000V
Rated Frequency50Hz / 60Hz
Short-time Withstand Current30kA - 120kA (Current-dependent)
Conductor MaterialT2 High-Conductivity Electrolytic Copper
Insulation MaterialMica Tape + Ceramic Silicone / Epoxy Coating
Enclosure MaterialGalvanized Steel + Fire-retardant Coating / Al Alloy
Surface FinishIntumescent Fire-Resistant Powder Coating
Ingress Protection (IP)IP54 / IP65 / IP66
Insulation ClassClass H (180°C)
Mounting OrientationVertical Riser or Horizontal
Fire BarrierInternal & External Fire-stop kits included

Application Cases

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*This information will not be shared with any dealers or individuals. Our collection and use of your personal information.