Cable Trays or Raceways

Описание: Ceiling cable trays made from 1mm GI (Galvanized Iron) sheet are used in electrical installations to route and support insulated electrical cables, particularly for power distribution and communication systems. Here's a detailed description of the tray system and its accessories:

🔧 Ceiling Cable Trays (1mm GI Sheet) – Description

Material:

Galvanized Iron (GI) sheet, thickness 1.0 mm

Galvanized coating to prevent rust and corrosion

Type:

Perforated type (common for ceiling-mounted trays to allow air circulation and heat dissipation)

Can also be ladder-type or solid-bottom based on requirement

Tray Widths:

Common sizes: 50mm, 100mm, 150mm, 300mm, 450mm, 600mm

Custom sizes possible

Tray Height (Side Rails):

Typically 25mm – 75mm

Finish:

Hot-dip galvanized or pre-galvanized

Smooth edges for cable protection

Installation Location:

Suspended from ceilings using threaded rods, brackets, or ceiling hangers

📦 Accessories for GI Cable Trays (Ceiling Mounted)
Accessory Description
Tray Coupler/Splice Plate Used to join two tray sections. Includes nuts and bolts.
Elbows (Horizontal/Vertical) For changing cable direction (90° or custom angles).
Tee Junction T-shaped accessory for branching cables into different directions.
Cross Junction Allows four-way routing of cables.
Reducers Transitions tray width from large to small.
Cable Tray Covers Protects cables from dust and external damage (can be snap-on or bolted).
Ceiling Hangers/Brackets Metal brackets and threaded rods for ceiling suspension.
Hold-down Clamps Used to secure cables within the tray.
Drop-outs/Drop-outs Bend For smooth cable exit without damaging insulation.
Fixing Hardware Bolts, nuts, washers – galvanized for corrosion resistance.
📐 Mounting Method (Ceiling Suspension)

Threaded Rods (M10 or M12) connected to:

Ceiling anchors (mechanical or chemical fixings)

Support brackets that cradle the tray

Spacing: Typically every 1.5 to 2 meters depending on load

📌 Advantages of Using 1mm GI Sheet Cable Trays

Economical and lightweight

Resistant to corrosion

Easy to fabricate and install

Suitable for light to medium-duty applications