Wedge Strain Clamps For Insulation Cable

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Wedge Strain Clamps For Insulation Cable
Details
Wedge Strain Clamps for Insulation Cable
Scope of Application: 10 kV and lower voltage distribution lines; compatible with terminal and corner tension towers; suitable for line branches, jumper fastening, and farmland crossings.
Operating Temperature: -30°C to +90°C; withstands extreme high and low temperatures to ensure long-term, stable operation.
Category
Aluminum Alloy Tension Clamps
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Description

 

 

Technical Specifications

Model

Applicable Nominal Cross-Section of Aerial Insulated Aluminum Stranded Conductors (mm²)

Stripping Length (mm)

Main Dimensions (mm)

Nominal Breaking Load (kN)

Material

L

φ

R

B

NXL-1

JKLYK-10, 35~50

225

145

18

5

16

7.4

Aluminum Alloy

NXL-2

JKLYK-10, 70~95

245

155

18

6

16

14.5

Aluminum Alloy

NXL-3

JKLYK-10, 120~150

255

165

18

8.5

16

22.1

Aluminum Alloy

NXL-4

JKLYK-10, 185~240

300

190

18

11

18

36.4

Aluminum Alloy

 

 

Model

Applicable Conductor Cross-Section (mm²)

Grip Strength (kN)

Nominal Breaking Load (kN)

Remarks

 

10kV

20kV

     

NXL-2J

35~70

25~35

6.7

10.8

Suitable for insulated aluminum conductors

NXL-3J

95~150

50~95

13.7

22.5

Suitable for insulated aluminum conductors

NXL-4J

185~240

120~150

22.5

36.5

Suitable for insulated aluminum conductors

 

 

Features

 

Insulation Performance: Insulation resistance > 1.0×10¹⁴ Ω; power frequency withstand voltage ≥ 18 kV (no breakdown after 1 minute of sustained voltage);
Grip Strength: Not less than 95% of the calculated breaking strength of the conductor; the conductor does not slip easily;
Structure: Wedge-type self-locking design; no special crimping tools required; easy to install;
Insulation Cover Weather Resistance: Maintains good performance after 1,008 hours of artificial climate aging testing;
Applicable Voltage: Distribution lines rated at 10 kV and below.

product-416-303

 

Technical Analysis

 

 
Our factory & quipment
 

● The core advantage of the NXL Wedge Strain Clamps for Insulation Cable lies in its wedge-type self-locking structure. When the conductor is under load, the wedge core automatically moves along the inclined surface, achieving a self-locking effect where "the greater the force, the tighter the grip." No specialized crimping tools are required, ensuring convenient and efficient installation;
● Made of non-magnetic aluminum alloy, it has no hysteresis loss and is an energy-saving certified product, reducing power losses in the line;
● The large-area curved clamping design reduces conductor creep, prevents conductor damage, and extends the service life of the conductor;
● The insulation cover has excellent sealing performance and high insulation resistance, effectively preventing potential electrical leakage hazards;
● The streamlined, lightweight design allows for quick installation between anti-vibration hammers and crimping tubes, making it suitable for retrofitting older lines while enhancing wind resistance and operational convenience.

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Our products
product-530-378
Our products
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our factory appearance
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Wedge Strain Clamps for Insulation Cable

 

our Partners

Our company integrates mold design and R&D, electrical hardware manufacturing, plastic product production, and metal processing, and offers OEM/ODM customization solutions. Adhering to the philosophy of "deep technical expertise and quality first," the company is committed to providing safe, reliable, and customized power distribution products and services for industrial, commercial, and new energy applications.

We trusted by

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Application Scenarios

◆ Overhead distribution lines of 10 kV and below, for securing and tensioning conductors on terminal and corner tension towers;
◆ Farmland crossings and suburban distribution lines; suitable for windy areas, effectively resisting wind-induced vibration and eliminating the risk of wire breakage and insulator string failure;
◆ Distribution lines in industrial parks and residential communities; used for securing conductor branches and jumpers, compatible with both insulated and bare conductors;
◆ Retrofit projects for aging lines; serves as a wind-resistant reinforcement solution to enhance line resilience;
◆ For substation distribution lines, ensuring reliable connections between conductors and insulator strings, and facilitating inspection and maintenance.

Professional team

With a global team of experts
Experienced project managers oversee every aspect of the project

7x24 hours delivery

With operations in over 50 countries worldwide, support for more than 200 languages, and 7x24 delivery capabilities, we are the ideal partner for your business's global expansion 

product-530-378

600M

Total Freelancer

660M

Positive Review

60M

Order recieved

60M

Projects Completed

 

FAQ

Q: What is the main material of the NXL Wedge Strain Clamps for Insulation Cable body?

A: The body is made of high-strength cast aluminum alloy, the wedge is made of aluminum alloy or engineering nylon, and the fasteners are hot-dip galvanized steel.

Q: What surface treatment processes are used?

A: The aluminum alloy body undergoes anodizing, and the fasteners are hot-dip galvanized, providing strong overall corrosion resistance and making them suitable for long-term outdoor use.

 Q: What type of Wedge Strain Clamps for Insulation Cable is the NXL?

A: It is a wedge-type self-locking tension clamp that clamps the conductor using the wedge's self-locking principle, requiring no crimping.

 Q: Is crimping required during installation?

A: No, it features a crimp-free design. Simply insert the conductor and lock the wedge for quick and easy installation.

Q: Can you provide custom or non-standard hardware?

A:Yes. We design and manufacture non-standard hardware, special-shaped hardware, modified hardware, and specialized clamps based on engineering drawings, technical specifications, or on-site conditions.

 

 

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