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China Suppliers Elbow Surge Arrester Loadbreak Connector - Durable Solution from Quality Factory for Underground Systems
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China Suppliers Elbow Surge Arrester Loadbreak Connector - Durable Solution from Quality Factory for Underground Systems

The Elbow Surge Arrester is a vital component for safeguarding underground distribution systems in China. This product features shielded deadfront arrester protection, utilizing a metal oxide varistor elbow along with parking stand arresters. It is designed for seamless installation on standard separable connector bushings, ensuring robust performance in various applications, This surge arrester is strategically installed at the open point of the underground system to prevent voltage wave doubling and can also be positioned at midpoint to effectively discharge voltage reflections from the open point arrester, enhancing safety and reliability, Manufactured with high-quality peroxide cured EPDM rubber, the housing of the elbow surge arrester is fully shielded by a molded conductive EPDM jacket, adhering to the dead front concept. The EPDM rubber composition also guarantees full submersibility, making it ideal for diverse environmental conditions, Our designs include 27kV, 18kV, and 10kV rated arresters, tailored for nominal 35kV, 25kV, and 15kV underground distribution systems, respectively. These ratings feature standard ANS/IEEE 386 separable connector interface designs, ensuring compatibility with major suppliers in the industry. Trust our factory in China to deliver reliable and effective surge protection solutions for your underground systems
  • Contact Sales@deruielectric.com/Whatsapp: +86 15088966388

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Load break Elbow Connector is a fully-shielded and insulated plug-in termination for connecting underground cable to distribution power system of pad-mound transformer, surrounding power supply branch box, cable branch box equipped with load break bushings. The elbow connector and bushing insert comprise the essential components of all load break connections. It can meet the demand of lines in nuclear.

Insulated & Shielded

Molded using high quality sulfur-cured insulation and semi-conduction EPDM rubber.

Premium Components

Standard features include a copper connector and tin-plated copper load break probe with an ablative arc-follower tip.

Optional Test Point

An optional capacity test point, made of corrosion resistance plastic, is available for use with fault indicators.

15kV 200A Load break Elbow Connector

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25kV 200A Load break Elbow Connector

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Technical Specifications

Model Conductor Cross Section (mm²) Stretch range over insulation (mm)
DR ZT-15/200-35 35 16.3-19.9
DR ZT-15/200-50 50 16.3-19.9
DR ZT-15/200-70 70 19.8-23.5
DR ZT-15/200-95 95 23.1-27.1
DR ZT-15/200-120 120 23.1-27.1
DR ZT-15/200-150 150 23.1-27.1
DR ZT-25/200-50 50 23.1-27.1
DR ZT-25/200-70 70 27.6-30.6
DR ZT-25/200-95 95 27.6-30.6
DR ZT-25/200-120 120 30.6-31.6
DR ZT-25/200-150 150 30.6-31.6

Frequently Asked Questions

What is the primary function of a Load break Elbow Connector?
It is a fully-shielded and insulated plug-in termination designed to connect underground cables to distribution power systems, including pad-mount transformers, surrounding power supply branch boxes, and cable branch boxes equipped with load break bushings.
What materials are used to construct the Load break Elbows?
They are molded using premium-grade, sulfur-cured insulation and semi-conduction EPDM rubber. Standard components include a copper connector and a tin-plated copper load break probe with an ablative arc-follower tip.
Can these connectors be used in nuclear power applications?
Yes, these connectors are designed to meet the strict demands of power lines within nuclear power facilities.
What voltage configurations do you offer for these connectors?
We offer two primary configurations: the 15kV 200A Load break Elbow Connector and the 25kV 200A Load break Elbow Connector.
Is a capacity test point option available for fault indicators?
Yes, an optional capacity test point made of corrosion-resistant plastic is available specifically for use with fault indicators.
How do I choose the correct model based on conductor cross-sections?
You can refer to the technical specifications table. Models are designed to support conductor cross-sections from 35mm² up to 150mm², depending on the required stretch range over insulation (varying from 16.3mm to 31.6mm).