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Home❯Products❯Medium Voltage Distribution❯Feeder Line Apparatus

SF6 Gas-Insulated RMU

The SF6 Gas-Insulated Ring Main Unit is a switchgear that uses low-pressure SF6 gas as the insulation and arc-extinguishing medium. It serves as a key switching device for ring main and terminal power supply applications. Developed by CSG Smart Science & Technology Co., Ltd., this SF6 RMU is a brand-new product designed in accordance with the Standardized Design Customization Scheme for 12kV Ring Main Units (Cabinets) (2019 Edition). Through standardized design and leveraging the company's deep expertise in distribution terminal units (DTUs), it achieves deep primary-secondary integration. The unit combines high reliability, easy maintainability, modularity, and safety.

Specifications

Specifications Product Image
Rated Frequency: 50Hz
SF6 Gas Compartment Protection Rating: IP67
Installation Type: Outdoor / Indoor
Altitude: ≤2000m
Fuse Compartment Protection Rating: IP67
Rated Voltage: 12kV
Rated Current: 125A (Fuse combination unit) / 630A (Circuit breaker unit)
Rated Short-time Withstand Current: 20kA/4s
Minimum Temperature: -40°C
Maximum Temperature: +55°C

Features

Primary & Secondary Integration (Decentralized & Centralized DTU)
Five-prevention Interlocking
Fully Sealed, Fully Insulated
Standardized Cabinet Dimensions

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