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Indoor MV and HV Switchgear

For demanding industrial and utility applications, reliable medium and high voltage power distribution is non-negotiable. Our advanced line of indoor MV and HV switchgear is engineered to deliver superior safety, operational efficiency, and long-term reliability in a compact footprint. These systems are designed to protect and control electrical circuits, ensuring stable power flow and minimizing downtime. Critical to our offering are specialized solutions like our MV and HV RUM (Ring Main Unit) products, which provide a sealed, maintenance-free solution for network switching and protection in secondary distribution. For environments requiring maximum safety and space optimization, our Gas Insulated RUM units utilize SF6 or alternative insulating gases to offer exceptional arc-quenching performance and a significantly reduced installation area compared to air-insulated alternatives. This range is built to meet the highest international standards, including IEC and ANSI, providing a robust foundation for your electrical infrastructure.


The core of our <产品名字> lineup is a commitment to precision engineering and customizable configuration. We understand that every facility has unique requirements, which is why our switchgear is designed with modularity in mind. Key technical parameters and specifications are detailed below to provide a clear understanding of the product's capabilities and compliance.

Technical Specifications & Features

General Product Data

Circuit Breaker Unit (Typical)

Parameter Specification
Rated Normal Current 1250A, 1600A, 2000A, 2500A, 3150A
Rated Short-Circuit Breaking Current 25kA, 31.5kA, 40kA, 50kA
Operating Mechanism Spring-operated or Motor-driven
Mechanical Endurance 10,000 operations minimum

Ring Main Unit (RUM) Key Data

Feature Air-Insulated RUM Gas-Insulated RUM
Standard Configuration 2- or 3-way load break switches + 1 fuse 2- or 3-way SF6/Vacuum switches + 1 fuse
Rated Current 630A 630A
Short-Time Withstand Current 20 kA / 3s 25 kA / 3s
Dimensions (WxHxD) approx. 800 x 1800 x 1000 mm 500 x 1400 x 900 mm
Primary Insulation Air & Epoxy Resin SF6 or Eco-friendly Gas Mix

Control & Monitoring Systems

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