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What's a Medium Voltage(MV) tension clamps?

What's a Medium Voltage(MV) tension clamps?
2025-09-17
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What's a Medium Voltage(MV) tension clamps?

EN 50397-2 is a specific part of the European standard series developed by the European Committee for Electrotechnical Standardization (CENELEC). It focuses on medium-voltage (MV) tension clamps and other accessories used in overhead lines with covered conductors, defining uniform technical requirements, test methods, and acceptance criteria to ensure the safety, reliability, and interoperability of these components in MV power networks.

 

What's a Medium Voltage(MV) tension clamps?

A Medium Voltage (MV) tension clamp is a specialized electrical and mechanical component designed for use in medium-voltage overhead power distribution networks (typically rated for alternating current up to 36 kV). Its core function is to securely fasten, tension, and anchor covered or insulated conductors (the wires that transmit electricity) while maintaining reliable electrical connectivity—critical for ensuring the safety, stability, and efficiency of MV power lines. 

Jera Line is a direct manufacturer who produce MV tension clamps.

36KV tension clamp PA-2550 complies with EN 50397-2 standard, which is specifically for overhead line fitings used with covered conductors such as PAS/BLL systems.

Tension clamp PA-2550 is research and designed by a direct factory -- Jera line, a direct factory location in China. The camp engineered with robust materials that deliver high mechanical strength, environmental resilience, and installation consistency.

Specification:

 

Key features:

  • Tension clamp withhold the required force of high voltage electrical aerial cable
  • Equipped with the insulation piercing connector, which eliminate short circuit events
  • Tension clamp has trouble-proofed, which reduces the risk ofdamage because of wind movement and vibrations
  • Tension clamp reduce electrical stress
  • Conform to a minimal breaking failing load (MBFL) of cablewhich should withhold to up 95% of the breaking load of it
  • Jera Line MV anchor clamp comply with standard EN 50397-2
  • Competitive price due to the factory location in China

Application

MV ABC cable tension clamps are engineered to safely support and secure single-core insulated cables in overhead power cable installations,theyare used for covered conductors (PAS/BLL AlMaSi and for insulated messengers of aerial MV cables like AHXAMK-WM3 (Multi-wiski. The insulationpiercing contact part has silicone seal which prevents the moisture getting into the conductor.

 

MV tension clamps up to 36KV

Jera Line produces the MV tension clamps to be used for MV overhead line, this is due to Jera Line is a direct factory, it has own research and design departmentmolding and tooling workshopplastic injection molding workshop and so on.

 

Why Choose Jera Line as Your MV Tension Clamps Supplier?

Jera Line is a leading manufacturer of products for low and medium voltage overhead cable solutions, the one of the main solution is MV overhead line accessories. To choose Jera Line as your medium voltage tension clamps supplier due to the following reasons:

  • Compliance & Certifications:

Jera Line’s MV Tension Clamps comply with EN 50397-2 international standards, ensuring reliable and safe products.

Utilizes high-quality materials, robust design, and rigorous testing to ensure longevity and performance.

  • Cost-Effective Solutions:

Provides competitive pricing as it’s a direct factory location in China.

  • Experienced sales team:

The sales tem have strong experience in power cable area products, with technical assistance.

  • Quality Assurance:

Jera Line has 5 years warranty of products, before shipping, the products will be tested in Jera Line in-house laboratory, to ensure the quality.

  • Environment Durability:

Excellent resistance to humidity, pollution, UV exposure, and extreme weather conditions, making Jera Line’s products ideal for outdoor and harsh environments.

 

Conclusion:

With certified products, factory-direct pricing, fast global delivery, and proven technical performance, Jera Line is the trusted partner for your medium voltage anchor clamps. Our commitment to quality, innovation, and customer support ensures that you receive reliable products for the energy infrastructure.

Choose Jera Line—where quality meets value, welcome to contact us!

 

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