NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable
NEJ Wedge strain clamps for insulation cable

NEJ Wedge strain clamps for insulation cable

The NEJ Wedge Strain Clamp for insulation cable is a type of electrical connector used in overhead line and cable installation work. It is specifically designed for securing insulated cables, particularly those used in low-voltage power distribution systems.

Product Description

Product Overview:

The NEJ Wedge Strain Clamp is designed to provide a secure and reliable grip on insulated cables, ensuring stability and maintaining necessary tension without damaging the cable’s insulation. These clamps are essential for various applications including power distribution, street lighting, and telecommunications. Built to meet industry safety standards, the NEJ Wedge Strain Clamp guarantees secure and reliable electrical connections.

Structural Features:

  1. Robust Wedge Mechanism:
    • Features a robust wedge mechanism that tightens to provide a strong grip on the cable, ensuring stability and maintaining the necessary tension without damaging the cable’s insulation.
  2. Durable Materials:
    • Constructed from high-quality materials such as aluminum alloy and UV-resistant fiberglass-reinforced plastic, offering excellent durability and resistance to weathering.
  3. Load Distribution:
    • The wedge action helps distribute the load evenly, reducing the risk of cable damage and ensuring long-term reliability.
  4. Compliance with Standards:
    • Designed to meet industry safety standards for secure and reliable electrical connections, ensuring compliance with relevant performance and reliability standards.

Installation Method:

  1. Preparation:
    • Verify the clamp specifications to ensure compatibility with the cable and application requirements.
  2. Positioning:
    • Position the clamp around the insulated cable at the desired location.
  3. Tightening:
    • Tighten the wedge mechanism to secure the clamp, ensuring a firm grip on the cable without damaging the insulation.
  4. Inspection:
    • Inspect the installation to ensure the clamp is securely tightened and the cable is properly supported and tensioned.

Applicable Environmental Conditions:

  1. Temperature Range:
    • Operating temperature: -40°C to +60°C, ensuring performance in extreme weather conditions.
  2. UV Resistance:
    • Constructed with UV-resistant materials, making it suitable for outdoor installations exposed to sunlight.
  3. Humidity:
    • Can operate effectively in environments with relative humidity up to 95%, ensuring reliability in moist conditions.
  4. Weather Resistance:
    • Durable materials ensure resistance to weathering, making it ideal for outdoor use in different climatic conditions.
  5. Corrosive Environments:
    • Suitable for environments with exposure to corrosive elements, thanks to its robust construction and materials.

Basic Info.
Model NO.:NEJ
Strain Clamp:Anchor Clamp
Export Markets:Global

Additional Info.
Packing:Standard Package
Standard:CE, ISO9001
Origin:China
Production Capacity:300000PCS/Month

Specifications

Type Applicable conductor(mm) Inner clamping range Grip strength (kN) Failure load (kN)
1kv 10kv 20kv
NEJ-1 35 – – Ф10-Ф 11 3.4 12.4
50 16 – Ф12-Ф13 4.6
70 25 – Ф14-Ф15 6.7
95 35 – Ф15-Ф17 8.9
NEJ-2 120 50-70 25-35 Ф16-Ф18.5 11.3 20.8
150 95 50 Ф19-Ф21 13.7
NEJ-3 185 120 70 Ф21-Ф23 17.3 32
NEJ-4 240 150 95 Ф23-Ф25.6 22.5 41.7
– 185 120 Ф24-Ф26 22.522.5
240 150 Ф26-Ф27.5
– – 185-240 Ф27.5-31.5 22.5
NEJ-5 300 – Ф27.5-Ф31.5 28.2 52.1

Product Advantages

  • 1. Secure Grip: The wedge mechanism ensures a firm grip on the cable, preventing slippage under load.
  • 2. Preservation of Insulation: Designed to hold the cable without causing damage to its insulation, maintaining electrical integrity.
  • 3. Durability: Made from high-quality materials like aluminum alloy and UV-resistant fiberglass, these clamps are built to last in various weather conditions.
  • 4. Ease of Installation: The clamps are generally easy to install, often requiring only basic tools and following straightforward procedures.
  • 5. Load Distribution: The clamp’s design helps distribute the load evenly across the cable, reducing stress points.

Application Places

  • Overhead Power Lines: Used to anchor and tension cables in overhead power distribution systems, ensuring stable and secure connections.
  • Street Lighting: Secures cables for street lighting systems, providing reliable electrical connections for public illumination.
  • Telecommunications: Employed in telecommunication networks to anchor cables that carry data and signals.
  • Renewable Energy Systems: Utilized in solar or wind energy installations to manage cable tension in power transmission lines.
  • Industrial Facilities: Used within industrial settings to secure power and control cables, ensuring a safe and organized electrical infrastructure.
  • Substation Installations: Found in electrical substations to anchor cables connecting transformers, circuit breakers, and other equipment.

Packing

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Faq

  • 1. How do NEJ Wedge Strain Clamps work?

    These clamps operate through a wedge mechanism that, when bolts are tightened, forces the clamp’s arms to close around the cable, providing a secure grip.

  • 2. What types of cables are they suitable for?

    NEJ Wedge Strain Clamps are suitable for a variety of insulated cable sizes, particularly those used in low-voltage power distribution systems.

  • 3. What should be considered when selecting NEJ Wedge Strain Clamps?

    Factors to consider include the size and type of the cable, the operating voltage of the system, and the installation environment to ensure the correct model is chosen.

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