Industry News

When sourcing components for 35kV ring main units and terminal branch cabinets, many buyers come across the deadbreak T front connector. It is one of the most commonly used cable accessory solutions for medium-voltage power distribution. Overseas buyers from power utilities and EPC contractors of...

In the daily operation and maintenance of power distribution systems, cable accessories are often the most frequently faulty parts, especially the elbow-type cable joints in ring-main units (RMUs). If the compression process is not standardized, the internal contact resistance will increase, and ...

If you make HV cable accessories, you know silicone rubber and silicone grease inside out. Silicone rubber has been the core insulation in cable joints and terminations for ages, thanks to steady insulation performance, tough environmental resistance, and the fact that it doesn’t hog much s...

When it comes to medium-high voltage power cable systems, cable intermediate joints act as one of the most vulnerable links for long-term field operation. A well-made joint does far more than just connect two cable conductors together. It has to handle electric-field stress relief, insulation res...

Hey team, Hope everyone’s riding the wave of this quarter! With the rainy season knocking on our doors in many parts of the world, I’ve been getting a ton of calls from clients panicking about power surges. So, I figured I’d drop a quick note on something we all know is crucial ...

Combined transformers operating in distribution networks face dual threats from lightning strikes and switching operations. A recent technical communication from industry specialists revisits the overvoltage protection strategy for such equipment, with particular emphasis on the high-voltage side...

As a mature type of gapless AC surge protection equipment, elbow-type metal oxide surge arresters are widely applied to safeguard combined transformers in distribution power systems. With standardized structural design, reliable electric field optimization and flexible operating performance, the ...

Common miniature fuses are, for example, glass tubular fuses and flake fuses in cars. As a protective element of electronic equipment, glass tubular fuses are used for a long time, but because of its large size, easy to break, can not achieve automatic installation and other shortcomings, so the ...

​  I.Scope and Standards 1. Product Scope American-style pad-mounted substations, cable distribution boxes, and ring main units equipped with 200A plug-in elbow-type gapless zinc oxide surge arresters (main specifications: 17/50 kV and 24/60 kV), integrated EPDM rubber shielded elbow housings, in...

Factory tests for high-voltage wall bushings are split into two core categories: Routine Factory Tests (100% inspection for every finished unit) and Type Tests (design verification for each new product model). All tests strictly follow international standards IEC 60137, IEEE C57.19.00 and relevan...

​Elbow connectors (also known as cable elbow joints, elbow cable connectors, insulated elbow terminations, widely used in 10kV/35kV ring main units, transformers and switchgear) undergo a complete series of strict factory inspection and type tests before delivery. All tests follow international s...

​  This specification specifies the detailed inspection items, judgment standards, hazard analysis and operation requirements for voltage transformer (VT) installation. It is applicable to the pre-operation installation acceptance and on-site inspection of oil-immersed voltage transformers in pow...