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Local Fireproof Cable Tray Models and Specifications

Fiber and communications infrastructure knowledge brief Published 07 Sep 2023

Prepared for preliminary research by the ROGER FIBRE knowledge desk. Confirm optical interfaces, port or core capacity, electrical input and output, enclosure protection, thermal design and installation limits against current standards and product documentation.

Fireproof cable trays are available in various materials and fire-resistance ratings, with specifications including load capacity, dimensions, and installation type.

Fireproof Cable Tray Specifications

Model / TypeMaterialFire ResistanceLoad CapacityDimensionsInstallation TypeNotesYMzK-FB 90 E30 4x1. 5SteelE30 (30 min)4x1. 5 mm²Standard ladder widthCeiling / WallEAE Group, ISO certified production SMzK-FB 30-60 E30 4x16SteelE30 (30 min)4x16 mm²Ladder width 30–60 mmCeiling / WallEAE Group, fire-resistant system JS(st)H-FB 30-60 E30 1X2X0.

8+0. 8SteelE30 (30 min)1x2x0. 8+0.

8 mm²Ladder width 30–60 mmCeiling / WallEAE Group, suitable for light cables Pultruded FRP Ladder TrayFiberglass Reinforced Plastic (FRP)Fireproof, self-extinguishingWorking load per design, factor of safety 1. 5Custom lengths, standard ladder widthsCeiling / Wall / FloorReal Safety, corrosion-resistant, lightweight, ISO 9001 certified Legrand Fire-Resistant TraySteel / Galvanized SteelComplies with EN 61537, fire-rated per local standardsVaries by modelLadder / Perforated / SolidCeiling / WallCE marked, UL/NEMA certified, tested for overheating and fire ABB Steel Cable TrayPre-galvanized / Hot-dip galvanized steelFire-resistant per EN / ISO standardsVaries by span and rung spacingLadder / Channel / Wire meshCeiling / WallCorrosion-resistant, suitable for industrial environments Key ConsiderationsMaterial Selection: Steel trays offer high mechanical strength and fire resistance, while FRP trays provide corrosion resistance and lightweight handling.

Fire Rating: E30 indicates 30 minutes of fire resistance; other ratings may be available depending on local standards. Load Capacity: Always verify the working load against cable weight and safety factor (typically 1. 5 for FRP trays),.

Installation: Ceiling, wall, or floor mounting depends on the tray type and building design. Ladder trays are common for heavy cables, while perforated or solid trays are used for heat-sensitive or aesthetic applications. Compliance: Ensure trays are CE marked or certified by UL, NEMA, or local authorities to meet fire and safety regulations.

This table provides a comprehensive overview of local fireproof cable tray models, covering material, fire resistance, load capacity, and installation suitability, helping engineers and designers select the appropriate system for electrical installations.

Local Fireproof Cable Tray Models and Specifications - ROGER FIBRE ATELIER [PDF]

Local Fireproof Cable Tray Models and Specifications

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Technical note

This reference is intended for preliminary fiber and communications infrastructure research. Optical interface, fiber type, port or core capacity, electrical input and output, enclosure protection, cooling, installation limits and applicable standards must be verified for the specific project.

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