Heavy Duty Double Bolt & Trefoil Cable Cleats

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Heavy Duty Double Bolt & Trefoil Cable Cleats

Heavy-Duty Aluminium Double Bolt & Trefoil Cable Cleats for High-Performance Power Cable Installations

Certa’s Heavy Duty Double Bolt & Trefoil Cable Cleats are specially engineered to provide superior mechanical restraint for three single-core power cables installed in a trefoil formation. Manufactured from high-strength Aluminium Alloy, these heavy-duty cable cleats are designed to withstand high electromechanical forces generated during short-circuit conditions while ensuring maximum cable stability and long-term reliability.

Designed for Low Voltage (LV) and Medium Voltage (MV) power cable installations, these cable cleats feature a three-piece construction with a single-bolt fixing design, while a double-bolt fixing option is also available for applications requiring additional mechanical strength. The epoxy-coated finish and optional rubber liners provide excellent corrosion resistance and cable protection, making them ideal for demanding industrial, utility, and infrastructure projects. Manufactured in accordance with IEC 61914, these cable cleats deliver dependable performance in critical electrical installations.

Key Features

  • Manufactured from high-strength Aluminium Alloy
  • Designed for heavy-duty trefoil cable formations
  • Suitable for LV and MV cable installations
  • Three-piece single bolt fixing design
  • Double bolt fixing option available
  • Epoxy-coated for enhanced corrosion resistance
  • Optional rubber liners for improved cable protection
  • Suitable for cable diameters from 24 mm to 76 mm
  • Available in 36 different sizes
  • Operating temperature from -60°C to +105°C
  • Designed and manufactured in accordance with IEC 61914

Product Benefits

Maximum Mechanical Strength

Designed to withstand high mechanical loads and electromechanical forces during short-circuit events, ensuring secure cable restraint under demanding operating conditions.

Flexible Installation Options

Available with both single-bolt and double-bolt fixing configurations, allowing engineers to choose the most suitable solution for specific project requirements.

Superior Corrosion Resistance

The epoxy-coated aluminium construction offers excellent protection against moisture, chemicals, UV exposure, and harsh outdoor environments.

Enhanced Cable Protection

Optional rubber liners reduce vibration and prevent abrasion, protecting cable insulation while extending service life.

Long-Term Reliability

Manufactured using premium-grade aluminium alloy and precision engineering to deliver dependable performance with minimal maintenance.

Technical Specifications

Specification Details
Product Type Heavy Duty Double Bolt & Trefoil Cable Cleat
Material High-Strength Aluminium Alloy
Cable Configuration Trefoil (Three Cable Formation)
Cable Diameter Range 24 mm – 76 mm
Suitable Cable Type LV & MV Power Cables
Fixing Design Three-Piece Single Bolt
Optional Fixing Double Bolt Design
Surface Finish Epoxy Coated
Rubber Liner Optional
Operating Temperature -60°C to +105°C
Available Sizes 36 Standard Sizes
Standard IEC 61914

Product Highlights

  • Heavy-duty aluminium alloy construction
  • Designed for trefoil cable formations
  • Supports cable diameters from 24 mm to 76 mm
  • Three-piece single bolt fixing system
  • Double bolt fixing available on request
  • Suitable for standard cable ladder and cable tray systems
  • Optional rubber liners for additional cable protection
  • Epoxy-coated finish for long-term corrosion resistance
  • Operates in temperatures from -60°C to +105°C
  • Fully compliant with IEC 61914 international standards

Applications

  • Power Distribution Networks
  • Utility Substations
  • LV & MV Power Cable Installations
  • Power Generation Plants
  • Solar Power Projects
  • Wind Energy Installations
  • Industrial Manufacturing Facilities
  • Data Centres
  • Oil & Gas Plants
  • Petrochemical Industries
  • Railways & Metro Projects
  • Marine & Offshore Installations
  • Airports
  • Commercial Buildings
  • Infrastructure Projects

Why Choose Us

Certa designs and manufactures premium cable cleats that deliver superior mechanical performance, long-term durability, and maximum cable protection. The Heavy Duty Double Bolt & Trefoil Cable Cleats are engineered using high-strength aluminium alloy to provide exceptional cable restraint in demanding electrical installations. With flexible fixing options, epoxy-coated construction, optional rubber liners, and compliance with IEC 61914, they offer a reliable and maintenance-friendly solution for industrial and utility cable management.