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| Hebei Bendin Industrial Technology Co., Ltd. |
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The 450mm wide cable ladder provides stable support for standard cable routing and is suitable for medium-load industrial and building wiring systems.

450mm Cable Ladder Key Features
450mm Width – Offers ample space for organizing multiple cables while fitting standard support systems.
High Load Capacity – Designed for medium to heavy cable loads in industrial and commercial applications.
Durable Materials – Available in hot-dip galvanized steel, stainless steel, or aluminum for corrosion resistance.
Open Rung Design – Allows heat dissipation, easy cable tie-down, and prevents dust or liquid accumulation.
Modular Structure – Simple to cut, join, and adjust onsite with compatible couplers, bends, and risers.
Compliant with Standards – Manufactured to meet IEC, NEMA, or other relevant cable management specifications.
450mm Cable Ladder Typical Applications
Industrial Plants – Routing power and control cables in manufacturing facilities, refineries, and chemical plants.
Commercial Buildings – Supporting electrical and data cables in offices, shopping malls, and hospitals.
Power Generation Stations – Managing high-voltage cables in substations, power plants, and renewable energy sites.
Infrastructure Projects – Used in tunnels, bridges, and metro systems for organized cable distribution.
Data Centers – Providing structured cable support for fiber optic and copper cabling under raised floors or overhead.
Outdoor Installations – With corrosion-resistant finishes, suitable for cable trays along fences, pipe racks, or outdoor substations.
Common Specifications, Standards, and Parameters of 450mm Cable Ladder
Width: 450mm (standard industry size for cable support systems)
Lengths: Typically available in 3m (standard) and 6m (custom order)
Side Rail Heights: Common depths – 50mm (light duty), 100mm (medium duty), 125mm (heavy duty), 150mm (extra heavy duty)
Rung Centre Spacing: Typically 250mm–300mm
Useful Cross Section: Approx. 36,000–40,586 mm² (varies by design)
Material Steel Grade: S280 with zinc coating ≥ 275g/m² (pre-galvanised)
Side Rail Thickness: 1.5mm–5mm depending on duty rating
Load Testing: Conforms to Class 8 (IEC 61537) for heavy loads
Deflection Limit: ≤ 1/200 of support span under UDL
Support Spans (Typical): 1.5m / 2.0m / 2.5m / 3.0m – load capacities vary per spacing
Safety Factor: Minimum 1.5 (NEMA) to 1.7 (IEC)
Hot-dip Galvanised (HDG): ≥ 65μm coating thickness (C4–C5 environments)
Pre-galvanised (PG): 275g/m² zinc coating (C3 environments)
Electro-galvanised (EG) / Stainless Steel 304/316L / GRP (Glass Reinforced Plastic)
Corrosion Classes: C1 (very low) to CX (extreme) per environmental exposure
| Region | Standard | Description |
|---|---|---|
| International | IEC 61537 | Specifies requirements and tests for cable tray and ladder systems used for cable support and accommodation in electrical/communication installations |
| Europe | EN 61537 (CE) | European adoption of IEC 61537, plus LVD & CPR directives |
| North America | NEMA VE 1 / CSA C22.2 No. 126 | Standards for ladder tray construction, load class classifications, and grounding requirements |
Grounding Continuity: Classified as equipment grounding conductor (NEC 392.60)
Cross-Bond Resistance: ≤ 0.1Ω
Insulation Resistance: ≥ 100 MΩ
For global market access, consider the following certifications:
| Market | Certification Required |
|---|---|
| Europe | CE (CPR Directive + EN 61537 test report), DoP Declaration |
| North America | UL / cUL or CSA C22.2 (NEMA VE 1 compliance) |
| Middle East (GCC) | IEC 61537 + local approval (SABER for Saudi) |
| Australia/New Zealand | AS/NZS 1158 compliance |




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